UPSC Geography The origin and evolution of the earth Question Bank

done Universe / Sun / Planets / Earth Total Questions - 194

• question_answer1)
  The colour of the star is an indication of its
  A)
   Distance from the earth done clear
  B)
   Distance from the sun done clear
  C)
   Temperature done clear
  D)
   Luminosity done clear
  View Solution play_arrow

• question_answer2)
  The planet nearest to the sun is
  A)
   Mercury done clear
  B)
   Earth done clear
  C)
   Venus done clear
  D)
   Pluto done clear
  View Solution play_arrow

• question_answer3)
  The group of stars arranged in a definite pattern is called
  A)
   Milky way done clear
  B)
   Constellation done clear
  C)
   Andromeda done clear
  D)
   Solar system done clear
  View Solution play_arrow

• question_answer4)
  The Asteroid bell is found between which of the following'?
  A)
   Earth and Mars              done clear
  B)
   Jupiter and Saturn         done clear
  C)
   Mars and Jupiter            done clear
  D)
   Saturn and Uranus done clear
  View Solution play_arrow

• question_answer5)
  Which one of the following is the largest satellite in solar system?
  A)
   Ganymede                    done clear
  B)
   Titan                done clear
  C)
   Europa                         done clear
  D)
   Triton done clear
  View Solution play_arrow

• question_answer6)
  Which planet takes the longest time to go around the sun'?
  A)
   Earth                            done clear
  B)
   Jupiter                          done clear
  C)
   Uranus                         done clear
  D)
   Neptune done clear
  View Solution play_arrow

• question_answer7)
  The planet which is called twin sister of the Earth is
  A)
   Mercury done clear
  B)
   Venus done clear
  C)
   Mars done clear
  D)
   Uranus done clear
  View Solution play_arrow

• question_answer8)
  The distance of Moon from the Earth is
  A)
   384 thousand kms.    done clear
  B)
   300 thousand kms.         done clear
  C)
   350 thousand kms.    done clear
  D)
   446 thousand kms. done clear
  View Solution play_arrow

• question_answer9)
  Which planet was named after the Roman God Zeus'?
  A)
   Earth done clear
  B)
   Mars done clear
  C)
   Venus done clear
  D)
   Jupiter done clear
  View Solution play_arrow

• question_answer10)
  Which of the following planets is smaller in size than the Earth?                    
  A)
   Venus                           done clear
  B)
   Uranus             done clear
  C)
   Saturn                          done clear
  D)
   Neptune                        done clear
  View Solution play_arrow

• question_answer11)
  The largest planet in our solar system is
  A)
   Earth                            done clear
  B)
   Uranus             done clear
  C)
   Jupiter                          done clear
  D)
   Saturn                          done clear
  View Solution play_arrow

• question_answer12)
  Which of the following planets has largest number of satellites or moons?       
  A)
   Jupiter                          done clear
  B)
   Neptune                        done clear
  C)
   Earth                            done clear
  D)
   Saturn              done clear
  View Solution play_arrow

• question_answer13)
  Which of the following planets is called "Blue planer'.
  A)
   Venus                           done clear
  B)
   Earth                done clear
  C)
   Uranus                         done clear
  D)
   Mercury                        done clear
  View Solution play_arrow

• question_answer14)
  The approximate diameter of Earth is
  A)
   4200 km                       done clear
  B)
   6400 km                       done clear
  C)
   3400 km                       done clear
  D)
   12800 km                     done clear
  View Solution play_arrow

• question_answer15)
  The Earth rotates around its axis from
  A)
   North to South              done clear
  B)
   South to North              done clear
  C)
   East to West                  done clear
  D)
   West to East done clear
  View Solution play_arrow

• question_answer16)
  What is the time taken by the Earth lo complete one rotation on its axis?
  A)
   23 hr 52 min 4 sec    done clear
  B)
   23 hr 56 min 4 sec         done clear
  C)
   24 hr done clear
  D)
   24 hr 12 min 6 sec         done clear
  View Solution play_arrow

• question_answer17)
  Which of the following is the nearest star of Earth?
  A)
   Sirius                            done clear
  B)
   Sun                              done clear
  C)
   Rigel                done clear
  D)
   Vega done clear
  View Solution play_arrow

• question_answer18)
  Which one of the following planets is the brightest?
  A)
   Mars                done clear
  B)
   Mercury                        done clear
  C)
   Venus                           done clear
  D)
   Jupiter              done clear
  View Solution play_arrow

• question_answer19)
  The mean radius of the Earth is
  A)
   3200 km                       done clear
  B)
   6400 km                       done clear
  C)
   8400 km                       done clear
  D)
   12800 km                     done clear
  View Solution play_arrow

• question_answer20)
  Which one of the following planets rotates clockwise?
  A)
   Earth                done clear
  B)
   Mars                            done clear
  C)
   Venus              done clear
  D)
   Mercury                        done clear
  View Solution play_arrow

• question_answer21)
  The nuclear fuel in the Sun is
  A)
   Helium                         done clear
  B)
   Hydrogen                      done clear
  C)
   Oxygen            done clear
  D)
   Uranium                       done clear
  View Solution play_arrow

• question_answer22)
  The outermost layer of the sun is called
  A)
   Chromosphere               done clear
  B)
   Photosphere                  done clear
  C)
   Lithosphere                   done clear
  D)
   Corona done clear
  View Solution play_arrow

• question_answer23)
  The surface temperature of sun is nearly
  A)
   2000 K                         done clear
  B)
   4000 K             done clear
  C)
   6000 K                         done clear
  D)
   8000 K done clear
  View Solution play_arrow

• question_answer24)
  What is meant by the term "Midnight Sun"?
  A)
   Twilight done clear
  B)
   Rising sun done clear
  C)
   Very bright moon done clear
  D)
   Sun shining in the polar circle for long time done clear
  View Solution play_arrow

• question_answer25)
  Which of the following planets is known as "Red Planet"?
  A)
   Earth               done clear
  B)
   Mars                            done clear
  C)
   Jupiter                          done clear
  D)
   Saturn              done clear
  View Solution play_arrow

• question_answer26)
  The planet whose period of rotation is longer than the period of revolution around the sun is
  A)
   Mercury                        done clear
  B)
   Mars                            done clear
  C)
   Venus                           done clear
  D)
   Neptune done clear
  View Solution play_arrow

• question_answer27)
  The last stage in the life cycle of a star is
  A)
   Black Hole                    done clear
  B)
   Supernova                    done clear
  C)
   Red Giant                     done clear
  D)
   White Dwarf                  done clear
  View Solution play_arrow

• question_answer28)
  Time taken by Sun's light to reach Earth is
  A)
   8 mini 8 sec                  done clear
  B)
   9 min               done clear
  C)
   9 min 18 sec                 done clear
  D)
   6 min 18 sec                 done clear
  View Solution play_arrow

• question_answer29)
  Time taken by Moon's light to reach Earth is
  A)
   58 sec               done clear
  B)
   1.34 sec                        done clear
  C)
   1.58 sec                        done clear
  D)
   2.32 sec                        done clear
  View Solution play_arrow

• question_answer30)
  Space between Earth and Moon is known as
  A)
   Cislunar                        done clear
  B)
   Fulalunar                      done clear
  C)
   Nebula             done clear
  D)
   None of these                done clear
  View Solution play_arrow

• question_answer31)
  Our solar system is located in which Galaxy?
  A)
   Proxima Centauri           done clear
  B)
   Alpha Centauri  done clear
  C)
   Milky Way                    done clear
  D)
   Andromeda       done clear
  View Solution play_arrow

• question_answer32)
  Which of the following stars is also known as Pulsar?                                  
  A)
   Red Giant                     done clear
  B)
   White Dwarf                  done clear
  C)
   Neutron Star                 done clear
  D)
   Massive Star                 done clear
  View Solution play_arrow

• question_answer33)
  Which of the following stars is known as Fossil star'?
  A)
   Proto star                      done clear
  B)
   Dog Star                       done clear
  C)
   Red Giant                     done clear
  D)
   White Dwarf                  done clear
  View Solution play_arrow

• question_answer34)
  The energy of sun is produced by
  A)
   Nuclear fission               done clear
  B)
   Ionization                      done clear
  C)
   Nuclear fusion               done clear
  D)
   Oxidation done clear
  View Solution play_arrow

• question_answer35)
  Which of the following does not belong to solar system'?
  A)
   Asteroids                       done clear
  B)
   Comets             done clear
  C)
   Planets                         done clear
  D)
   Nebulae                        done clear
  View Solution play_arrow

• question_answer36)
  Which one of the following planets is nearest to the earth?
  A)
   Mercury                        done clear
  B)
   Venus               done clear
  C)
   Mars                done clear
  D)
   Uranus done clear
  View Solution play_arrow

• question_answer37)
  Cycle of sun spots is
  A)
   9 years                         done clear
  B)
   10 years                       done clear
  C)
   11 years                       done clear
  D)
   12 years                       done clear
  View Solution play_arrow

• question_answer38)
  The group of small pieces of rocks revolving round the sun between the orbits of Mars and Jupiter are called
  A)
   Meteors                        done clear
  B)
   Comets             done clear
  C)
   Meteorites                     done clear
  D)
   Asteroids done clear
  View Solution play_arrow

• question_answer39)
  Which one of the following conditions is most relevant for the presence of life on mars?
  A)
   Atmospheric composition done clear
  B)
   Thermal conditions done clear
  C)
   Occurrence of ice cap and frozen water done clear
  D)
   Occurrence of ozone done clear
  View Solution play_arrow

• question_answer40)
  Among the following which planet takes maximum time for one revolution around the sun?
  A)
   Earth               done clear
  B)
   Jupiter              done clear
  C)
   Mars                done clear
  D)
   Venus               done clear
  View Solution play_arrow

• question_answer41)
  Which planet is called "Evening star"?
  A)
   Mars                done clear
  B)
   Jupiter              done clear
  C)
   Venus                           done clear
  D)
   Saturn done clear
  View Solution play_arrow

• question_answer42)
  The Earth distance becomes minimum from the sun?
  A)
   3rd January                  done clear
  B)
   4th July                                    done clear
  C)
   22nd March                  done clear
  D)
   21st September                          done clear
  View Solution play_arrow

• question_answer43)
  Which planet is surrounded by ring?                
  A)
   Saturn                          done clear
  B)
   Mars                            done clear
  C)
   Venus              done clear
  D)
   Earth               done clear
  View Solution play_arrow

• question_answer44)
  Lunar eclipse occurs                                
  A)
   When moon lies between earth and sun          done clear
  B)
   When earth lies between sun and moon          done clear
  C)
   When sun lies between earth and moon          done clear
  D)
   None of these                                 done clear
  View Solution play_arrow

• question_answer45)
  By how much degree the earth is inclined on its own axis
  A)
   231/2                           done clear
  B)
   661/2                           done clear
  C)
   241/2                           done clear
  D)
   691/2   done clear
  View Solution play_arrow

• question_answer46)
  The planet Pluto has been abandoned from the group of conventional planet and kept in the group of dwarf plane by a summit held in                                
  A)
   Paris                done clear
  B)
   London                                    done clear
  C)
   Geneva                        done clear
  D)
   Prague                          done clear
  View Solution play_arrow

• question_answer47)
  Which of the following elements occurs the most abundantly in our universe?                         
  A)
   Hydrogen                      done clear
  B)
   Oxygen                        done clear
  C)
   Nitrogen                        done clear
  D)
   Helium              done clear
  View Solution play_arrow

• question_answer48)
  Two planets which have no satellites                 
  A)
   Earth and Uranus     done clear
  B)
   Mercury and Venus        done clear
  C)
   Mercury and Mars    done clear
  D)
   Venus and Mars done clear
  View Solution play_arrow

• question_answer49)
  The Astronaut looks the sky in the space
  A)
   Blue                done clear
  B)
   Black               done clear
  C)
   Red                 done clear
  D)
   White               done clear
  View Solution play_arrow

• question_answer50)
  The black part of the moon is haves calm and dark which is called
  A)
   Sea of tranquility           done clear
  B)
   Ocean of storms done clear
  C)
   Area of storms               done clear
  D)
   none of these     done clear
  View Solution play_arrow

• question_answer51)
  What is the most accurate description of the shape of the earth?
  A)
   A circle                         done clear
  B)
   A sphere                       done clear
  C)
   A geoid                         done clear
  D)
   An oblate sphere            done clear
  View Solution play_arrow

• question_answer52)
  When the earth is at its maximum distance from the sun it is said to be in
  A)
   aphelion                       done clear
  B)
   perihelion                      done clear
  C)
   apogee             done clear
  D)
   perigee done clear
  View Solution play_arrow

• question_answer53)
  What is the primary cause of the day and night?
  A)
   Earths annual motion done clear
  B)
   Earth's rotation on its axis done clear
  C)
   Inclination of the earth's axis and its rotation done clear
  D)
   Inclination of the earth's axis and its revolution done clear
  View Solution play_arrow

• question_answer54)
  What causes tine change of seasons?
  A)
   Earth's rotation and revolution done clear
  B)
   Earth's revolution done clear
  C)
   Earth's revolution and inclination of its axis done clear
  D)
   Earth's rotation and inclination of its axis done clear
  View Solution play_arrow

• question_answer55)
  On which planet would one witness sunrise in the west?
  A)
   Jupiter                          done clear
  B)
   Venus               done clear
  C)
   Saturn                          done clear
  D)
   Mercury                        done clear
  View Solution play_arrow

• question_answer56)
  The latitude is the angular distance of a point on the earth's surface with respect to the
  A)
   Equator                        done clear
  B)
   Prime meridian                          done clear
  C)
   Pole star                       done clear
  D)
   Tropic of Cancer            done clear
  View Solution play_arrow

• question_answer57)
  The longitude of a place is its
  A)
   angular distance east or west of the prime meridian    done clear
  B)
   angular distance north or south of the equator done clear
  C)
   angular distance east or west of International Date Line done clear
  D)
   angular distance with respect to the pole star done clear
  View Solution play_arrow

• question_answer58)
  On which date is the earth in perihelion?
  A)
   June 21                        done clear
  B)
   Dec 22             done clear
  C)
   January 3                     done clear
  D)
   July 4               done clear
  View Solution play_arrow

• question_answer59)
  The earth is in aphelion on
  A)
   June 21                        done clear
  B)
   Dec, 22            done clear
  C)
   Sept, 23                       done clear
  D)
   July, 4 done clear
  View Solution play_arrow

• question_answer60)
  The sun is vertical over the Tropic of Cancer on
  A)
   March 21                      done clear
  B)
   June 21                        done clear
  C)
   Sept 23                        done clear
  D)
   Dec 22 done clear
  View Solution play_arrow

• question_answer61)
  What is most important about the Arctic and the Antarctic circles?
  A)
   Within these circle only can the days and nights be longer than 24 hours done clear
  B)
   The days and nights arc never more than 24 hours long here done clear
  C)
   Both areas frozen continents done clear
  D)
   Both regions are uninhabited done clear
  View Solution play_arrow

• question_answer62)
  What is true about the equinox?
  A)
   Vertical sun over the Tropic of Cancer done clear
  B)
   Vertical sun over the Tropic of Capricorn done clear
  C)
   Vertical sun over the equator done clear
  D)
   Continuous day in the polar-regions done clear
  View Solution play_arrow

• question_answer63)
  How much is the mass of the moon when compared with that of the earth?
  A)
   1/49 done clear
  B)
   1/81 done clear
  C)
    1/51 done clear
  D)
   1/8 done clear
  View Solution play_arrow

• question_answer64)
  How much of the total surface area of the moon is never visible from the earth
  A)
   41 per cent                    done clear
  B)
   47 per cent                    done clear
  C)
   53 per cent                    done clear
  D)
   59 per cent                    done clear
  View Solution play_arrow

• question_answer65)
  The average distance between the moon and the earth's
  A)
   384,000 km                  done clear
  B)
   267,000 km                  done clear
  C)
   540,000 km                  done clear
  D)
   576,000 km done clear
  View Solution play_arrow

• question_answer66)
  The average distance between the sun and earth is
  A)
   145 million km       done clear
  B)
   150 million km  done clear
  C)
   155 million km              done clear
  D)
   160 million km  done clear
  View Solution play_arrow

• question_answer67)
  Greenwich Mean Time is ??????? 1ST.
  A)
   5.5 hours ahead done clear
  B)
   12 hours ahead done clear
  C)
   4.5 hours behind done clear
  D)
   5.5 hours behind done clear
  View Solution play_arrow

• question_answer68)
  What is the unit of measurement of distance between celestial bodies?
  A)
   Nautical mile done clear
  B)
   Statute mile done clear
  C)
   Light year done clear
  D)
   Kilometre done clear
  View Solution play_arrow

• question_answer69)
  On the surface of the moon
  A)
   the mass of an object is more but it weighs lesser done clear
  B)
   the mass and weight both remain unchanged done clear
  C)
   the mass is the same but the weight is lesser done clear
  D)
   the mass is more but the weight is lesser done clear
  View Solution play_arrow

• question_answer70)
  The shortest route between two places is along the
  A)
   latitudes                        done clear
  B)
   longitudes                                 done clear
  C)
   rivers                done clear
  D)
   direction of winds done clear
  View Solution play_arrow

• question_answer71)
  Consider the following statements regarding asteroids:

  1. Asteroids are rocky debris of varying sizes orbiting the Sun.

  2. Most of the asteroids arc small but some have diameter as large as 1000 km.

  3. The orbit of asteroids lies between orbits of Jupiter and Saturn.

  Which of the statements given above arc correct?
  A)
   1 and 2 only done clear
  B)
   2 and 3 only done clear
  C)
   1 and 3 only done clear
  D)
   1, 2 and 3 done clear
  View Solution play_arrow

• question_answer72)
  Which one of the following statements is correct with reference to our solar system?
  A)
   The earth is the densest of all the planets in our solar system.           done clear
  B)
   The predominant element in the composition of Earth is silicon,       done clear
  C)
   The Sun contains 75 percent of the mass of the solar system.          done clear
  D)
   The diameter of the sun is 190 times that of the Earth. done clear
  View Solution play_arrow

• question_answer73)
  Match List-I with List-II and select the correct answer using the codes given below the list:

  List-I (Special characteristic)	List-II (Name of Planet)
  A. Smallest planet of the solar system	1. Mercury
  B. Largest planet of the solar system	2. Venus
  C. Planet second from the Sun in the Solar system	3. Jupiter
  D. Planet nearest to the Sun	4. Saturn

   
  A)
              A-2       B-3       C-4       D-1 done clear
  B)
              A-3       B-4       C-1       D-2 done clear
  C)
              A-1       B-1       C-2       D-3 done clear
  D)
              A-1       B-3       C-2       D-1 done clear
  View Solution play_arrow

• question_answer74)
  Diamond Ring is a phenomenon observed 
  A)
   at the start of a total solar eclipse.            done clear
  B)
   at the end of a total solar eclipse. done clear
  C)
   only along the peripheral regions of the totality trail,           done clear
  D)
   only in the central regions of the totality trail. done clear
  View Solution play_arrow

• question_answer75)
  The tail of a comet is directed away from the sun because
  A)
   the comet rotates around the sun, the lighter mass of the comet is pushed away due to the centrifugal force alone. done clear
  B)
   the comet rotates, the lighter mass of the comet is attracted by some star situated in the direction of its tail. done clear
  C)
   The radiation emitted by the sun exerts a radial pressure on the comet throwing its tail away from the Sun. done clear
  D)
   the tail of the comet always exists in the same orientation. done clear
  View Solution play_arrow

• question_answer76)
  Consider the following two statements, one labeled as the Assertion [A] and the other as Reason [R]. Examine these two statements carefully and select the correct answer using the codes given below:

  Assertion [A]: The same face of the Moon is always presented to the Earth.

  Reason [R]: The Moon rotates about its own axis in days which is about the same time that it takes to orbit the earth.

  A)
   Both A and R are true, and R is the correct explanation of A. done clear
  B)
   Both A and R are true, but R is not the correct explanation of A. done clear
  C)
   A is true, but R is false. done clear
  D)
   A is false, but R is true. done clear
  View Solution play_arrow

• question_answer77)
  Consider the following two statements. One labeled as the Assertion [A] and other as Reason [R]. Examine these two statements carefully and select the correct answer by using the codes given below.

  Assertion [A]: Existence of human life on Venus is highly improbable.

  Reason [R]: Venus has extremely high level of carbon dioxide in its atmosphere.

  A)
   Both A and R are true, and R is the correct explanation of A. done clear
  B)
   Both A and R are true, but R is not the correct explanation of A. done clear
  C)
   A is true, but R is false. done clear
  D)
   A is false, but R is true. done clear
  View Solution play_arrow

• question_answer78)
  The term syzygy is referred to whine
  A)
   The Earth is at perihelion and the Moon at perigee. done clear
  B)
   The Earth is at aphelion and the Moon at apogee. done clear
  C)
   The Moon and the Sun are at right angles with reference to the Earth. done clear
  D)
   The Moon, Sun and Earth lie along a straight line. done clear
  View Solution play_arrow

• question_answer79)
  Consider the following two statements, one labelled as the Assertion  and the other as Reason (R). Examine these two statements carefully and select the correct answer by using the codes given below:

  Assertion [A]: To orbit around Sun, the planet Mars takes lesser time than time taken by the Earth.

  Reason [R]: The diameter of the planet Mars is less than that of the Earth.

  A)
   Both A and R are true and R is the correct explanation of A. done clear
  B)
   Both A and R are true, but R is not the correct explanation of A. done clear
  C)
   A is true, but R is false. done clear
  D)
   A is false, but R is true. done clear
  View Solution play_arrow

• question_answer80)
  The twinkling of a star is due to
  A)
   the variation in the intensity of light emitted by it with time. done clear
  B)
   the variation in the composition of the star with time. done clear
  C)
   the transit of other celestial objects across the line of sight. done clear
  D)
   the atmospheric refraction of starlight. done clear
  View Solution play_arrow

• question_answer81)
  Which of the following phenomenon is/are the effect the rotation of the earth?                         

  1. Apparent movement of the Sun, the Moon and the Stars.

  2. Flatness of the poles and bulge at the equator.

  3. Occurrence of sunrise, noon and sunset.

  4. Magnetic field of the earth.

  Select the correct answer by using the codes given below.
  A)
   1 and 2 only                 done clear
  B)
   1 and 3 only                 done clear
  C)
   2 and 3 only      done clear
  D)
   1, 2, 3 and 4              done clear
  View Solution play_arrow

• question_answer82)
  What is meant by the eclipse of Moon?             
  A)
   It occurs when the Earth comes between the Sun and the Moon and the centers of all three are on the same straight line. done clear
  B)
   It is path along which the moon revolves.         done clear
  C)
   For any place, it is the average angle made by a ling drawn from the moon to place and horizontal midnight.                                      done clear
  D)
   When the Moon comes between the Sun and the Earth, it causes the shadows of the Moon to fall on Earth.                                       done clear
  View Solution play_arrow

• question_answer83)
  Consider the following statements:                    

  1. The albedo of an object determines its visual brightness when viewed with reflected light.

  2. The albedo of Mercury is much greater than the albedo of the Earth.

  Which of the statement(s) given above is/are correct?   
  A)
   1 only done clear
  B)
   2 only done clear
  C)
   Both 1 and 2 done clear
  D)
   Neither 1 nor 2 done clear
  View Solution play_arrow

• question_answer84)
  The inexhaustible source of energy of the stars is due to
  A)
   decay of radioactive elements.                     done clear
  B)
   conversion of Hydrogen to Helium.               done clear
  C)
   conversion of Helium to Hydrogen.               done clear
  D)
   excess of oxygen that helps burning and release of energy. done clear
  View Solution play_arrow

• question_answer85)
  Consider the following statements

  1. The Earth receives the Sun's energy at the infrared end of the spectrum.

  2. The Earth re-radiates the Sun's heat as ultraviolet energy.

  Which of the statement(s) given above is/are correct?   
  A)
   1 only                          done clear
  B)
   2 only                          done clear
  C)
   Both 1 and 2                 done clear
  D)
   Neither 1 nor 2         done clear
  View Solution play_arrow

• question_answer86)
  Consider the following statements regaining asteroids and comets?                                             

  1. Asteroids are small rocky planetoids while comets are formed of frozen gases held together by rocky and metallic material.

  2. Asteroids are found mostly between the orbits of Jupiter and Mars while comets are found mostly between Venus and Mercury.

  3. Comets show a perceptible glowing tail while asteroids do not.

  Which of the statement(s) given above is/are correct?
  A)
   1 only                          done clear
  B)
   1 and 2 only                 done clear
  C)
   1 and 3 only                 done clear
  D)
   1, 2 and 3              done clear
  View Solution play_arrow

• question_answer87)
  The Blue Moon phenomenon occurs                  
  A)
   when two full moons occur in the same month. done clear
  B)
   when two full moons appear in the same month thrice in a calendar year done clear
  C)
   when four full moons appear in two consecutive months of the same calendar year. done clear
  D)
   None of the above done clear
  View Solution play_arrow

• question_answer88)
  Consider the following two statements, one labelled as the Assertion [A] and other as Reason [R]. Examine these two statements carefully and select the correct answer by using the code given below:

  Assertion [A]: Comets revolve round the sun only in long elliptical orbit.

  Reason [R]: A comet develops a tail when it gets close to the sun.

  A)
   Both A and R are true and R is the correct explanation of A. done clear
  B)
   Both A and R are true, but R is not the correct explanation of A. done clear
  C)
   A is true, but R is false. done clear
  D)
   A is false, but R is true. done clear
  View Solution play_arrow

• question_answer89)
  The eclipse of Sun occurs
  A)
   when the Moon comes between the Sun and the Earth. done clear
  B)
   when the Earth comes between the Sun and Moon. done clear
  C)
   when the Sun conies between the Earth and Moon. done clear
  D)
   None of these done clear
  View Solution play_arrow

• question_answer90)
  Consider the following statements:

  1. The Earth is nearest to the Sun on about January 3.

  2. Earth is farthest from the Sun on about July 4.

  Which of the above statements is/are correct?
  A)
   1 only                          done clear
  B)
   2 only              done clear
  C)
   Both 1 and 2                 done clear
  D)
   Neither 1 nor 2 done clear
  View Solution play_arrow

• question_answer91)
  Match List-I with List-II and select the correct answer using the codes given below the lists

  List-I (Planets)	List-II (Satellites)
  A. Mars	1. Tethys
  B. Jupiter	2. Deimos
  C. Saturn	3. Europa
  D. Uranus	4. Titania

   
  A)
              A-1       B-2       C-3       D-4 done clear
  B)
              A-2       B-3       C-1       D-4 done clear
  C)
              A-3       B-2       C-1       D-4 done clear
  D)
              A-4       B-3       C-2       D-1 done clear
  View Solution play_arrow

• question_answer92)
  Consider the following statements:

  1. The nearest large galaxy of Milky Way is the Andromeda galaxy.

  2. The Sun's nearest know star is a red dwarf star called Proxima Centauri, at a distance of 4.3 light years away.

  Which of the above statement(s) is/are correct?
  A)
   1 only                          done clear
  B)
   2 only              done clear
  C)
   Both 1 and 2                 done clear
  D)
   Neither 1 nor 2 done clear
  View Solution play_arrow

• question_answer93)
  Consider the following too statements, one labelled as the Assertion [A] and other as Reason [R]. Examine these two statements carefully and select the correct answer by using the codes given below:

  Assertion [A]: The planet Neptune appears blue in colour,

  Reason [R]: The presence of Methane gas in the atmosphere of Neptune is responsible for its colour.

  A)
   Both A and R are true and R is the correct explanation of A. done clear
  B)
   Both A and R are true but R is not the correct explanation of A.       done clear
  C)
   A is true, but R is false.   done clear
  D)
   A is false, but R is true. done clear
  View Solution play_arrow

• question_answer94)
  Consider the following statements:

  1. Since Venus is seen in the East in morning and in the West in evening. It is called 'Morning star' as well as 'Evening star"

  2. The Earth looks blue when seen from the space due to the presence of large amount of water hence it is called Blue Planet'.

  Which of the above statements is/are correct?
  A)
   1 only              done clear
  B)
   2 only                          done clear
  C)
   Both 1 and 2     done clear
  D)
   Neither 1 nor 2 done clear
  View Solution play_arrow

• question_answer95)
  Consider the following two statements, one labelled as the Assertion [A] and other as Reason [R]. Examine these two statements carefully and select the correct answer by using the codes given below:          

  Assertion [A]: Venus is the brightest object in the sky after sunset.

  Reason [R]: Venus is the second planet from the Sun in our solar system.

  A)
   Both A and R arc true and R is the correct explanation of A.           done clear
  B)
   Both A and R arc true, but R is not the correct explanation of A.      done clear
  C)
   A is true, but R is false.   done clear
  D)
   A is false, but R is true. done clear
  View Solution play_arrow

• question_answer96)
  Consider the following statements:

  1. Our solar system is located in the orion arm of the Milky way galaxy, about two-third of the w-ay out from the centre.

  2. The solar system formed from an interstellar cloud of dust and gas or nebulla about 4.6 billion years ago.

  Which of the above statements is/are correct?
  A)
   1 only              done clear
  B)
   2 only                          done clear
  C)
   Both 1 and 2     done clear
  D)
   Neither 1 nor 2 done clear
  View Solution play_arrow

• question_answer97)
  There are two statements, one labelled as the Assertion [A] and other as Reason [R]. Examine these two statements carefully and select the correct answer by using the codes given below:

  Assertion [A]: According to Nova hypothesis. Solar planets were formed because of explosion of Super Nova.

  Reason [R]: A star becomes Super Nova in that stage when it has lack of hydrogen element.

  A)
   Both A and R are true and R is the correct explanation of A. done clear
  B)
   Both A and R are true, but R is not the correct explanation of A. done clear
  C)
   A is true, but R is false. done clear
  D)
   A is false, but R is true. done clear
  View Solution play_arrow

• question_answer98)
  Match List-I with List-II and select the correct answer using the codes given below the lists:

  List-I (Planets)	List-II (Satellites)
  A. Earth	1. Triton
  B. Jupiter	2. Titan
  C. Saturn	3. Ganymede
  D. Neptune	4. Moon

  A)
                                                               A-1       B-2       C-3       D-4 done clear
  B)
              A-2       B-1       C-3       D-4 done clear
  C)
              A-4       B-3       C-2       D-1 done clear
  D)
              A-3       B-4       C-2       D-1 done clear
  View Solution play_arrow

• question_answer99)
  Match List-I with List-II and select the correct answer from the codes given below7 the list:

  List-I	List-II
  A. Planet	1.  Moon
  B.  Satellite	2.  Uranus
  C.  Comet	3.  Mariner
  D. Artificial satellite	4.  Halley

  A)
              A-2       B-1       C-4       D-3 done clear
  B)
              A-1       B-2       C-3       D-4 done clear
  C)
              A-4       B-3       C-2       D-1 done clear
  D)
              A-2       B-1       C-3       D-4 done clear
  View Solution play_arrow

• question_answer100)
  Consider the following statements:

  1. Only two planets Venus and Uranus revolve around the sun from east to west i.e. clockwise.

  2. While other planets revolve around the sun from west to east i.e. anti-clockwise.

  Which of the above statements is/are correct?
  A)
   1 only                          done clear
  B)
   2 only              done clear
  C)
   Both 1 and 2                 done clear
  D)
   Neither 1 nor 2 done clear
  View Solution play_arrow

• question_answer101)
  Consider the following statements:

  1. The Sun is the heart spot of the Solar system which is the source of energy of all organism of the earth.

  2. The innermost layer of the Sun is called Corona.

  Which of the above statements) is/are correct?
  A)
   1 only                          done clear
  B)
   2 only              done clear
  C)
   Both 1 and 2                 done clear
  D)
   Neither 1 nor 2 done clear
  View Solution play_arrow

• question_answer102)
  Scientists have determined the temperature near the Earth's centre 1,000°C hotter than was reported in an experiment am 20 years ago. The actual temperature is?
  A)
   \[6,{{000}^{o}}\]Celsius          done clear
  B)
   \[5,{{000}^{o}}\]Celsius          done clear
  C)
   \[4,{{000}^{o}}\]Celsius          done clear
  D)
   None of these done clear
  View Solution play_arrow

• question_answer103)
  Match the following

  List-I (Features)	List-II (Dates)
  A. Vernal equinox	1. December 22
  B. Summer solstice	2. September 23
  C. Winter solstice	3. March 20
  D. Autumnal equinox	4. June 22

          
  A)
                                  A-3       B-4       C-1       D-2 done clear
  B)
              A-3       B-1       C-2       D-4 done clear
  C)
              A-3       B-1       C-4       D-2 done clear
  D)
              A-2       B-4       C-1       D-3 done clear
  View Solution play_arrow

• question_answer104)
  Match the following

  List-I (Longitudes)	List-II (Dates)
  A. Prime Meridian	1. \[{{180}^{o}}\]longitude
  B. Tropic of Cancer	2. \[23{{{\scriptstyle{}^{1}/{}_{2}}}^{o}}\] N latitude
  C.  International Date Line	3. \[{{0}^{o}}\]longitude
  D. Arctic Circle	4. \[23{{{\scriptstyle{}^{1}/{}_{2}}}^{o}}\]S latitude
  E. Tropic of Capricorn	5. \[66{{{\scriptstyle{}^{1}/{}_{2}}}^{o}}\]N latitude

            
  A)
                                       A-2       B-4       C-5       D-1       E-3 done clear
  B)
              A-3       B-2       C-1       D-5       E-4 done clear
  C)
              A-3       B-1       C-4       D-5       E-2 done clear
  D)
              A-3       B-4       C-5       D-2       E-1 done clear
  View Solution play_arrow

• question_answer105)
  Match column I with column II and select the correct answer using the code given below the columns:

  A. Earth	(i) Dwarf planet
  B. Pluto	(ii) Star
  C. Moon	(iii) Blue planet
  D. Sun	(iv) Satellite

  A)
   A - (iii), B - (i) C - (iv), D - (ii) done clear
  B)
   A - (i), B - (ii), C - (iii), D - (iv) done clear
  C)
   A - (iv), B - (iii), C - (ii), D - (i) done clear
  D)
   A - (iii), B - (ii), C - (i), D - (iv) done clear
  View Solution play_arrow

• question_answer106)
  Which of the following statements in regard to the galaxy is correct?
  A)
   Numerous tiny bodies that move around the sun are called galaxies done clear
  B)
   Galaxy is found between the orbits of Mars and Jupiter done clear
  C)
   A galaxy is a huge system of billions of stars and clouds of dust and gases done clear
  D)
   A galaxy does not have a sun done clear
  View Solution play_arrow

• question_answer107)
  Match the planets with their properties and accordingly select the correct alternative:           

  Planet	Property
  A. Saturn	(i) Longest year
  B. Neptune	(ii) 71% water
  C. Earth	(iii) Longest day
  D. Venus	(iv) Having most moons

  A)
   A - iv, B - i, C - ii. D - iii done clear
  B)
   A - iii, B - ii, C - iv, D - i done clear
  C)
   A - ii, B - iv, C - i, D - iii done clear
  D)
   A - iv, B - iii, C - ii, D - i done clear
  View Solution play_arrow

• question_answer108)
  Global Positioning System (GPS) is associated with

  1. determining latitude and longitude

  2. constellation of satellites

  3. US system of GPS and Russian system of GLONASS

  4. navigation

  Select the correct answer using the codes given below
  A)
   1, 3 and 4                     done clear
  B)
   1 and 4            done clear
  C)
   2 and 3                        done clear
  D)
   All of these done clear
  View Solution play_arrow

• question_answer109)
  The Earth is an oblate spheroid and not a perfect sphere. This is because

  1. The Earth has a rotational motion and the rotational speed increases as one goes from the poles towards the equator.

  2. The equator experiences greater gravitational pull from the sun.

  3. The intensity of sunlight received at the equator is greater than that at the poles.

  Select the correct answer using the codes given below
  A)
   Only 1                          done clear
  B)
   1 and 2            done clear
  C)
   Only 3                          done clear
  D)
   All of these        done clear
  View Solution play_arrow

• question_answer110)
  Consider the following statements

  1. The Earth does not move along its orbit at a constant rate.

  2. The Earth moves fastest at perihelion and slowest at aphelion.

  The above statements are true of which one of the following laws?
  A)
   Kepler's second law done clear
  B)
   Newton's second law of motion done clear
  C)
   Ohm's law done clear
  D)
   Newton's law of gravitation done clear
  View Solution play_arrow

• question_answer111)
  Which one of the following statements is/ are correct with regard to Milky Way?

  1. It is a spiral galaxy.

  2. The solar system resides in one of its spiral arms.

  Select the correct answer using the code given below:
  A)
   1 only                          done clear
  B)
   2 only              done clear
  C)
   Both 1 and 2                 done clear
  D)
   Neither 1 nor 2 done clear
  View Solution play_arrow

• question_answer112)
  Which of the following statements is/are correct?

  1. Lunar eclipse takes place when the Earth comes directly between the Sun and the Moon

  2. Solar eclipse happens when the Moon comes directly between the Sun and the Earth

  3. Lunar eclipse takes place when the Sun comes directly between the Earth and the Moon

  4. Solar eclipse happens when the Earth comes directly between the Sun and the Moon

  Select the correct answer using the code given below:
  A)
   1, 2 and 3                     done clear
  B)
   3 and 4            done clear
  C)
   1 and 2                        done clear
  D)
   2 only              done clear
  View Solution play_arrow

• question_answer113)
  The Indian subcontinent was originally part of a huge mass called
  A)
   Indian done clear
  B)
   Aryavarta done clear
  C)
   Angaraland done clear
  D)
   Gondwana land done clear
  View Solution play_arrow

• question_answer114)
  Which one of the following is the dominant element of the earth crust?
  A)
   Aluminum done clear
  B)
   Iron done clear
  C)
   Oxygen done clear
  D)
   Silicon done clear
  View Solution play_arrow

• question_answer115)
  The mouth of a volcano is known as
  A)
   Glacier done clear
  B)
   Cone done clear
  C)
   Crater done clear
  D)
   Pipe done clear
  View Solution play_arrow

• question_answer116)
  Gutenberg discontinuity separates
  A)
   Crust from the upper mantle done clear
  B)
   Upper mantle from lower mantle done clear
  C)
   Lower mantle from outer core done clear
  D)
   Outer core from the inner core done clear
  View Solution play_arrow

• question_answer117)
  In which of the following eras the earth was nearly covered with snow and ice?
  A)
   Cretaceous Era done clear
  B)
   Pliocene Era done clear
  C)
   Pleistocene Era done clear
  D)
   Tertiary Era done clear
  View Solution play_arrow

• question_answer118)
  The largest volume and mass of the earth is found in
  A)
   Crust done clear
  B)
   Mantle done clear
  C)
   Outer core done clear
  D)
   Inner core done clear
  View Solution play_arrow

• question_answer119)
  Which one of the following is not related to plate Tectonic Theory?
  A)
   Continental drift             done clear
  B)
   Pole wandering  done clear
  C)
   Transform fault              done clear
  D)
   Sea floor spreading         done clear
  View Solution play_arrow

• question_answer120)
  Which one of the following geological periods was frequented by increased volcanic activities?
  A)
   Cretaceous period          done clear
  B)
   Ordovician period          done clear
  C)
   Jurassic period               done clear
  D)
   Miocene period  done clear
  View Solution play_arrow

• question_answer121)
  Epicentre is concerned with
  A)
   Earthquake done clear
  B)
   Volcano done clear
  C)
   Cyclone done clear
  D)
   Land sliding done clear
  View Solution play_arrow

• question_answer122)
  What does the term 'sial' refer to?
  A)
   Earth's surface layer done clear
  B)
   The core part of the earth done clear
  C)
   Ocean bottom rocks done clear
  D)
   A rock which is rich in calcium done clear
  View Solution play_arrow

• question_answer123)
  'Nife' refers to
  A)
   innermost layer of the earth done clear
  B)
   outermost layer of the earth done clear
  C)
   intermediate layer of the earth done clear
  D)
   none of the above done clear
  View Solution play_arrow

• question_answer124)
  Isoseismal lines join places
  A)
   experiencing no earthquake done clear
  B)
   experiencing the same intensity of the earthquake done clear
  C)
   experiencing the earthquake for the same duration done clear
  D)
   experiencing an earthquake at the same time done clear
  View Solution play_arrow

• question_answer125)
  The coriollis effect is produced by
  A)
   pressure gradient done clear
  B)
   earth's revolution done clear
  C)
   earth's rotation done clear
  D)
   earth's rotation and revolution done clear
  View Solution play_arrow

• question_answer126)
  Which of the following concepts form basis for the Plate Tectonic Theory? Use the codes given below to select the correct answer:

  1. Continental drift

  2. Isostasy

  3. Palaeomagnetism

  4. Pole wandering

  A)
   1 and 2                        done clear
  B)
   2 and 3            done clear
  C)
   1 and 3                        done clear
  D)
   3 and 4 done clear
  View Solution play_arrow

• question_answer127)
  Study the following statements about the interior of the earth and select the correct answer from the codes given below:

  (1) The average density of the outer crust is 2.8.

  (2) The crust is separated from the mantle by the Gutenberg discontinuity.

  (3) There is sudden increase in the velocity of P waves along the mantle core boundary.

  (4) The inner core of the earth is in molten state.

  A)
   1 and 2                        done clear
  B)
   2 and 3            done clear
  C)
   1 and 3                        done clear
  D)
   3 and 4 done clear
  View Solution play_arrow

• question_answer128)
  Which one of the following is not a correct statement about Coriolis force?
  A)
   It affects wind direction. done clear
  B)
   It is an effect of the rotational movement of the earth. done clear
  C)
   It becomes minimum at the poles and maximum at the equator. done clear
  D)
   The magnitude of Coriolis Effect is determined by the wind speed, mass of the moving body and sine of latitude. done clear
  View Solution play_arrow

• question_answer129)
  Study the following statements and select the correct answer from the codes given below:

  1. The average density of rocks in the lower crust of tire earth is 3.

  2. There is a gradual decrease in the velocity of the seismic waves through the lower crust.

  3. The mantle-core boundary is marked by Moho" discontinuity.

  4. The outer core of the earth is in molten form.

  A)
   1 and 2 are correct         done clear
  B)
   2 and 3 are correct         done clear
  C)
   3 and 4 are correct         done clear
  D)
   1 and 4 are correct done clear
  View Solution play_arrow

• question_answer130)
  Match List-I with List-II and select the correct answer from the codes given below:

  List-I (Era)	List-II (Epoch)
  A. Palaeozoic	1. Jurassic
  B. Mesozoic	2. Archean
  C. Pre Cambrian	3. Oligocene
  D. Cainozoic	4. Silurian

  A)
              A-1       B-4       C-2       D-3 done clear
  B)
              A-4       B-1       C-2       D-3 done clear
  C)
              A-1       B-4       C-3       D-2 done clear
  D)
              A-4       B-1       C-3       D-2 done clear
  View Solution play_arrow

• question_answer131)
  Which of the following elements exhibit the following properties?

  1. It is the third most abundant element in the earth crust.

  2. It exists in a stable combination with other materials mainly silicates and oxides.

  3. It has high strength-to-weight ratio.

  A)
   Magnesium done clear
  B)
   Iron done clear
  C)
   Aluminum done clear
  D)
   Calcium done clear
  View Solution play_arrow

• question_answer132)
  Choose the correct statement(s)?                      

  (1)The movement of interior plates of earth causes change in surface of earth.

  (2) Sea waves comes under exigencies force.

  (3) Sudden movement of interior of earth causes earthquakes.

  A)
   Only 1                          done clear
  B)
   1 and 2                                                done clear
  C)
   1 and 3                        done clear
  D)
   All are true            done clear
  View Solution play_arrow

• question_answer133)
  Match column I with column II and select the correct answer using the code given below the columns:      

  Column I	Column II
  A. Sial	(i)   Remains of the dead plants and  animals trapped in rocks
  B. Sima	(ii) Layer lies between crust and core
  C. Nife	(iii) Uppermost layer of the earth.
  D. Fossils	(iv) Innermost layer of the earth.

  A)
   A - iii, B - ii, C - iv, D - i done clear
  B)
   A - ii, B - i, C - iii, D - iv done clear
  C)
   A - iii, B - i, C - iv, D - ii done clear
  D)
   A - iv, B - i, C - ii, D - iii done clear
  View Solution play_arrow

• question_answer134)
  Which of the following statements relating to Earthquakes is/are correct?                                        

  1. The point of origin of Earthquake is called epicenter

  2. The lines joining the places which were affected

  3. Earthquake at the same point of time are called homoseismal lines.

  Select the correct answer using the codes given below  
  A)
   Only 1                          done clear
  B)
   Only 2                                      done clear
  C)
   Both 1 and 2                 done clear
  D)
   Neither 1 nor 2        done clear
  View Solution play_arrow

• question_answer135)
  The Earth's surface receives maximum energy at 12 noon but the maximum temperature never occurs at 12 noon. State which of the following reasons are correct.  

  1. Transformation of solar energy into heal requires' some time.

  2. The loss of energy through long-wave radiations from the Earth's surface exceeds the energy received from the Sun at 4:00 p.m.

  3. Energy received by the Earth from solar radiations continues to exceed the energy lost by outgoing long-wave radiations from the Earth's surface up to 4:00 p.m.

  Select the correct answer using the code given below:   
  A)
   1 and 2 only     done clear
  B)
   2 and 3 only                done clear
  C)
   1 and 3 only      done clear
  D)
   1, 2 and 3                 done clear
  View Solution play_arrow

• question_answer136)
  Which one of the following is the correct sequence of the given planets in increasing order of their size (diameter)?' [CDS 2016-I]
  A)
   Mars - Venus - Earth - Mercury - Uranus done clear
  B)
   Mercury - Mars - Venus - Earth - Uranus done clear
  C)
   Mercury - Mars - Venus - Uranus - Earth done clear
  D)
   Venus - Mercury - Mars - Earth - Uranus done clear
  View Solution play_arrow

• question_answer137)
  Which of the following statements is / are correct       [CDS 2016-I]

  1. The earth is nearest to the sun at Perihelion which generally occurs on January

  2. The earth is farthest away from the Sun at Perihelion which generally occurs on July 4

  3. The earth is farthest away from the Sun at Aphelion which generally occurs on July 4

  4. The earth is nearest to the Sun at Aphelion which generally occurs on January 3

  Select the correct answer using the code given below:
  A)
   1 only done clear
  B)
   2 and 4 done clear
  C)
   1 and 3 done clear
  D)
   1 and 2 done clear
  View Solution play_arrow

• question_answer138)
  Which one of the following is the reason due to which the wind in the southern hemisphere is detected towards its left?       [CDS 2016-II]
  A)
   Difference in the water masses of northern and southern hemisphere done clear
  B)
   Temperature and pressure variations done clear
  C)
   Inclined axis of the Earth done clear
  D)
   Rotation of the Earth done clear
  View Solution play_arrow

• question_answer139)
  Match List-I with List-II and select the correct answer using the code given below the Lists: [CDS 2016-II]

  List-I (Geological time scale)	List-II (Life-form)
  A. Pleistocene	1. Mammals
  B. Paleocene	2. Human genus
  C. Permian	3. Invertebrates
  D. Cambrian	4. Frogs

  A)
              A-2       B-1       C-4       D-3 done clear
  B)
              A-2       B-4       C-1       D-3 done clear
  C)
              A-3       B-4       C-1       D-2 done clear
  D)
              A-3       B-1       C-4       D-2 done clear
  View Solution play_arrow

• question_answer140)
  Which of the following elements are found in highest and lowest quantities respectively in the crust of the earth? [CDS 2016-II]
  A)
   Oxygen and silicon done clear
  B)
   Calcium and sodium done clear
  C)
   Sodium and magnesium done clear
  D)
   Oxygen and magnesium done clear
  View Solution play_arrow

• question_answer141)
  Match the following               W[NDA 2008-I]

  List-I (Celestial Body)	List-II (Roman God)
  A. Mercury	1.God of the Underworld and Death
  B. Pluto	2. God of Commerce. Eloquence and Skill
  C. Mars	3. God of the Sea
  D. Neptune	4. God of War

  A)
              A-3       B-1       C-4       D-2 done clear
  B)
              A-2       B-4       C-1       D-3 done clear
  C)
              A-3       B-4       C-1       D-2 done clear
  D)
              A-2       B-1       C-4       D-3 done clear
  View Solution play_arrow

• question_answer142)
  How many hours of daylight does the equator experience on September equinox? [NDA 2008-I]
  A)
   8 hours done clear
  B)
   9 hours done clear
  C)
   10 hours done clear
  D)
   12 hours done clear
  View Solution play_arrow

• question_answer143)
  Which one of the following is correct? The mean distance from the Sun to the Earth is called a/an [NDA 2008-II]
  A)
   Light year done clear
  B)
   Parallactic second done clear
  C)
   Astronomical unit done clear
  D)
   Angstrom done clear
  View Solution play_arrow

• question_answer144)
  Which one of the following has geographical position of \[{{0}^{o}}\] latitude and \[{{0}^{o}}\] longitude?             [NDA 2008-II]
  A)
   In the South Atlantic Ocean done clear
  B)
   In the Mediterranean Sea done clear
  C)
   In Ghana, a West African country done clear
  D)
   At Greenwich Observatory in England done clear
  View Solution play_arrow

• question_answer145)
  DIRECTIONS: The following question consist of two statements, one labelled as 'Assertion [A]' and the other as 'Reason [R]'. You are to examine these two statements carefully and select the correct answers to these questions using the codes given below.                                                                                              [NDA 2008-II]

  Assertion [A]: The equatorial regions bulge outwards by about 21 km compared to poles.

  Reason [R]: Earth's slow rotation reduces the effect of gravity around the equator.

  A)
   Both A and R are true and R is the correct explanation of A done clear
  B)
   Both A and R arc true, but R is not the correct explanation of A done clear
  C)
   A is true, but R is false done clear
  D)
   A is false, but R is true done clear
  View Solution play_arrow

• question_answer146)
  Which one of the following is correct? Great bear is a [NDA 2008-II]
  A)
   Galaxy done clear
  B)
   Planet done clear
  C)
   Star done clear
  D)
   Constellation done clear
  View Solution play_arrow

• question_answer147)
  Which one of the following statements is not correct?                                   [NDA 2008-II]
  A)
   All meridians am in a ture North-South direction done clear
  B)
   Meridians are spaced farthest apart at the equator and converge to common points at the poles done clear
  C)
   All meridians are always parallel to one another done clear
  D)
   An indefinite number of meridians may be drawn on a globe done clear
  View Solution play_arrow

• question_answer148)
  Which one of the following is an object with such a strong gravitational field that even light cannot escape from its surface?            [NDA 2009-I]
  A)
   Neutron Star done clear
  B)
   White Dwarf done clear
  C)
   Black hole done clear
  D)
   Supernova Star done clear
  View Solution play_arrow

• question_answer149)
  DIRECTIONS: The following question consist of two statements, one labelled as 'Assertion [A]' and the other as 'Reason [R]'. You are to examine these (two statements carefully and select the correct answers to these questions using the codes given below.                     [NDA 2009-I]

  Assertion [A]: Venus is the brightest object in the sky after the Sun.

  Reason [R]: Venus is the second planet from the Sun in our solar system.

  A)
   Both A and R are time and R is the correct explanation of A done clear
  B)
   Both A and R are true, but R is the correct explanation of A done clear
  C)
   A is time, but R is false done clear
  D)
   A is false, but R is true done clear
  View Solution play_arrow

• question_answer150)
  If the movement of the Earth's crust or a major climatic change makes an old stream young, it is called                                      [NDA 2010-II]
  A)
   consequent stream         done clear
  B)
   rejuvenation                  done clear
  C)
   subsequent stream          done clear
  D)
   aggradation done clear
  View Solution play_arrow

• question_answer151)
  An Earthquake picante is the    [NDA 2010-I]
  A)
   point where the seismograph is located done clear
  B)
   point within the Earth where the movement along the fault occurs done clear
  C)
   approximate centre of a group of related Earthquakes done clear
  D)
   point on the surface directly above where the rupture along the fault zone occur done clear
  View Solution play_arrow

• question_answer152)
  Match the following                   [NDA 2010-I]

  List-I	List-II
  (Sphere of the Earth)	(Main Constituent of the Sphere)
  A. Lithosphere	1. Living objects
  B. Hydrosphere	2. Mixture of gases
  C. Atmosphere	3. Water
  D. Biosphere	4. Soil

   
  A)
                        A-1       B-2       C-3       D-4 done clear
  B)
              A-4       B-2       C-3       D-1 done clear
  C)
              A-1       B-3       C-2       D-4 done clear
  D)
              A-4       B-3       C-2       D-1 done clear
  View Solution play_arrow

• question_answer153)
  The Earth revolves around the Sun in an elliptical path and the Sun is located at one focus of the ellipse. Imagine a situation in which the Earth goes around the Sun on a circular path. Which one among the following would result in under that situation?                      [NDA 2011-I]
  A)
   It would not make and difference done clear
  B)
   Difference between seasons will be reduced done clear
  C)
   The earth would become very hot done clear
  D)
   The Earth would become very cold done clear
  View Solution play_arrow

• question_answer154)
  A nautical mile is equal to     [NDA 2011-II]
  A)
   5060 feet done clear
  B)
   5280 feet done clear
  C)
   6060 feet done clear
  D)
   6080 feet done clear
  View Solution play_arrow

• question_answer155)
  The thermal equator is found    [NDA 2011-II]
  A)
   at the equator done clear
  B)
   South of the geographical equator done clear
  C)
   North of the geographical equator done clear
  D)
   at the tropic of cancer done clear
  View Solution play_arrow

• question_answer156)
  When we consider \[{{15}^{o}}\] meridian on a world map or globe and count them in an Eastward direction starting with Greenwich meridian \[({{0}^{o}})\], we find that the time of tills meridian is [NDA2011-II]
  A)
   same as Greenwich done clear
  B)
   1 hour fast done clear
  C)
   1 hour slow done clear
  D)
   12 hours fast done clear
  View Solution play_arrow

• question_answer157)
  How many kilometres are represented by \[{{1}^{o}}\] of latitude?                                      [NDA 2011-II]
  A)
   321 km done clear
  B)
   211 km done clear
  C)
   111 km done clear
  D)
   91 km done clear
  View Solution play_arrow

• question_answer158)
  The distance between two consecutive longitudes (\[{{91}^{o}}E\] and \[{{92}^{o}}E\]) at the Poles is [NDA 2012-I]
  A)
   0 km done clear
  B)
   18 km done clear
  C)
   25 km done clear
  D)
   111 km done clear
  View Solution play_arrow

• question_answer159)
  The imaginary line on the Earth's surface that closely follows the \[{{180}^{o}}\] Meridian is  [2012-I]       
  A)
   Prime Meridian done clear
  B)
   Equator done clear
  C)
   International Date Line done clear
  D)
   Tropic of Cancer done clear
  View Solution play_arrow

• question_answer160)
  Lack of atmosphere around the Moon is due to                                                                   [NDA 2012-I]
  A)
   low escape velocity of air molecule and low gravitational attraction                                             done clear
  B)
   high escape velocity of air molecule and low gravitational attraction                            done clear
  C)
   low gravitational attraction only                    done clear
  D)
   high escape velocity of air molecule only           done clear
  View Solution play_arrow

• question_answer161)
  Which one among the following statements is correct with regard to the C-5M Super Galaxy?      [NDA 2012-I]
  A)
   It is a large military helicopter done clear
  B)
   It is a large military transport aircraft done clear
  C)
   It is a galaxy of stars very close to the Sun done clear
  D)
   It is a US fighter aircraft to be completed in 2014 done clear
  View Solution play_arrow

• question_answer162)
  Why do we have a leap year every four years?         [NDA 2012-I]
  A)
  The Earth gets shifted out of orbit every four year   done clear
  B)
   The revolution slows down a little once every four years done clear
  C)
   The length of a year is not an integer number of days done clear
  D)
   It is a convention done clear
  View Solution play_arrow

• question_answer163)
  Consider the following diagram [NDA 2012-II]  In the diagram given above, what does A denote?
  A)
   Doldrums done clear
  B)
   Trade winds done clear
  C)
   Westerlies done clear
  D)
   Easterlies done clear
  View Solution play_arrow

• question_answer164)
  DIRECTIONS: The following question consist of two statements. Statement I and Statement II. You are to examine these two statements carefully and select the answers to these questions using the codes given below. [NDA 2012-II]

  Statement I: The planet Neptune appears blue in colour.

  Statement II: The presence of methane gas in the atmosphere of Neptune is responsible for its colour

  A)
   Both the statements are individually true and Statement II is the correct explanation of Statement I done clear
  B)
   Both the statements are individually true but Statement II is not the correct explanation of Statement I done clear
  C)
   Statement I is time, but Statement II is false        done clear
  D)
   Statement I is false, but Statement II is true        done clear
  View Solution play_arrow

• question_answer165)
  The waves that help scientists to understand the internal structure  of the Earth are [NDA 2012-II]
  A)
   primary waves done clear
  B)
   secondary waves done clear
  C)
   surface waves done clear
  D)
   longitudinal waves done clear
  View Solution play_arrow

• question_answer166)
  Which one among the following is called terrestrial planet'?                                                   [NDA 2012-III]
  A)
   Mercury done clear
  B)
   Jupiter done clear
  C)
   Saturn done clear
  D)
   Uranus done clear
  View Solution play_arrow

• question_answer167)
  If the time of a place located on \[{{165}^{o}}\]E meridian is 11:00 pm on Sunday, what would be the time at the place located on\[{{165}^{o}}\] W meridian?                   [NDA 2013-II]
  A)
   11:00 pm on Sunday done clear
  B)
   12:00 noon on Sunday done clear
  C)
   1:00 am on Sunday   done clear
  D)
   11:00 pm on Saturday done clear
  View Solution play_arrow

• question_answer168)
  Which one among the following statements about the International Date Line is not correct?   [NDA 2013-I]
  A)
   The International Date Line is largely based on the\[{{180}^{o}}\] meridian done clear
  B)
   The difference in time between the places just either side of the International Date Line is almost 1 day done clear
  C)
   The difference in lime to the extent of 1 day on either side of the International Date Line is caused by inclined axis of the Earth done clear
  D)
   The International Date Line mostly passes through the Pacific Ocean      [NDA 2010-II] done clear
  View Solution play_arrow

• question_answer169)
  Which parts of the Earth's surface experience least variation in incoming solar radiation throughout the year?
  A)
   Poles done clear
  B)
   Equatorial regions done clear
  C)
   Tropics of Cancer and Capricorn done clear
  D)
   Arctic and Antarctic circles done clear
  View Solution play_arrow

• question_answer170)
  Nearly 30% of the solar radiations return back to the space without contributing anything to the Earth?s surface temperature. This amount of radiation is known as      [NDA 2013-I]
  A)
   Black body                   done clear
  B)
   tropopause                    done clear
  C)
   Earth's albedo                done clear
  D)
   mesopause done clear
  View Solution play_arrow

• question_answer171)
  Which one among the following statements is not correct?                                    [NDA 2013-II]
  A)
   Solar noon occurs simultaneously at locations with the same longitude done clear
  B)
   One meridian, which is directly under the Sun experiences solar noon at a given time done clear
  C)
   Places having same longitude experience solar noon at different times done clear
  D)
   Solar noon occurs at different times at locations with the same latitude done clear
  View Solution play_arrow

• question_answer172)
  The Circle of illumination divides Earth into two hemispheres 'known as [NDA2013-II]
  A)
   East and West done clear
  B)
   North and South done clear
  C)
   Day and night done clear
  D)
   Summer and Winter done clear
  View Solution play_arrow

• question_answer173)
  Satellite having the same orbital period as the period of rotation of the Earth about its own axis is known as                                 [NDA 2013-II]
  A)
   polar satellite done clear
  B)
   stationary satellite done clear
  C)
   geostationary satellite done clear
  D)
   INSAT done clear
  View Solution play_arrow

• question_answer174)
  Albedo effect would be relatively higher in [NDA 2013-II]
  A)
   early morning and late evening done clear
  B)
   early morning only done clear
  C)
   noon done clear
  D)
   late evening only done clear
  View Solution play_arrow

• question_answer175)
  Composite volcanic cone is also called strata cone because                                    [NDA 2013-II]
  A)
   alternating sheets of lava and pyroclastic materials done clear
  B)
   uneven streams of lava flow done clear
  C)
   cataclysmic eruption done clear
  D)
   eruption of lave  flow from a fissure done clear
  View Solution play_arrow

• question_answer176)
  Which of the following stamens regarding the duration of day and night is correct?              [NDA 2014-I]
  A)
   Difference is least near the Equator and progressively increases away from it done clear
  B)
   Difference is maximum at the Equator and progressively decreases away from it done clear
  C)
   Difference is least at the Tropics and progressively increases towards the Equator and Poles done clear
  D)
   Difference is maximum at the Tropics and progress decreases towards the Equator and Poles done clear
  View Solution play_arrow

• question_answer177)
  Which of the following is/are direct source (s) or information about the interior of the Earth? [NDA 2014-I]

  1. Earthquake wave

  2. Volcano

  3. Gravitational force

  4. Earth magnetism

  Select the correct answer using the codes given below
  A)
   1 and 2                        done clear
  B)
   Only 2              done clear
  C)
   3 and 4                        done clear
  D)
   All of these done clear
  View Solution play_arrow

• question_answer178)
  Which of the following statements relating to Earthquakes is/are correct?       [NDA 2014-I]

  1. The point of origin of Earthquake is called epicenter.

  2. The lines joining the places which were affected Earthquake at the same point of time arc called homoseismal lines.

   Select the correct answer using the codes given below
  A)
   Only 1                          done clear
  B)
   Only 2              done clear
  C)
   Both 1 and 2                 done clear
  D)
   Neither 1 nor 2  done clear
  View Solution play_arrow

• question_answer179)
  A typical black hole is always specified by [NDA 2014-I]
  A)
   a (curvature) singularity done clear
  B)
   a horizon done clear
  C)
   either a (curvature) singularity or a horizon done clear
  D)
   a charge done clear
  View Solution play_arrow

• question_answer180)
  Plate tectonics is a scientific theory that describes the large scale motions of Earth's lithosphere. Which one among the following statements regarding Plate tectonics is not correct?                               [NDA 2014-II]
  A)
   Tectonic plates are composed of Oceanic lithosphere and thicker Continental lithosphere done clear
  B)
   Tectonic plates are able to move because the Earth s lithosphere has a higher strength than the underlying asthenosphere done clear
  C)
   The Earth's lithosphere is broken up into Tectonic Plates done clear
  D)
   Along divergent plate boundaries, subduction carries plates into the mantle done clear
  View Solution play_arrow

• question_answer181)
  The Equatorial region has no other season except summer. What could be the reason?    [NDA 2014-II]

  1. The length of day and night is more or less equal over the year

  2. The Earth's rotational velocity is maximum at the Equator

  3. The coriolis force is zero at the Equator

  Select the correct answer using the code given below:
  A)
   1 only done clear
  B)
   1 and 2 only done clear
  C)
   2 and 3 only done clear
  D)
   1, 2 and 3 done clear
  View Solution play_arrow

• question_answer182)
  DIRECTIONS: The following question consist of two statements, statement I and statement II. You have to examine these two statements carefully and select the answer to these questions using the code given [NDA 2014-II]

  Statement I:  Sideral day is shorter than Solar day,

  Statement II: The motion of the Earth in its orbit around the Sun is termed as revolution.         [NDA 2015-I]

  A)
   Both the statements are individually true and statement II is the correct explanation of statement I done clear
  B)
   Both the statements are individually true but statement II is not the correct explanation of statement I done clear
  C)
   Statement I is true but statement II is false. done clear
  D)
   Statement I is false but Statement II is true. done clear
  View Solution play_arrow

• question_answer183)
  The Earth without rotational movement would result into                                  [NDA 2015-I]

  1. No sun-rise and sun set

  2. No occurrence of day and night cycle

  3. Only one season

  Select the correct answer using the code given below
  A)
   1 Only done clear
  B)
   1 and 2 only done clear
  C)
   3 only done clear
  D)
   1, 2 and 3 done clear
  View Solution play_arrow

• question_answer184)
  During solar eclipse                                                                                                          [NDA/NA 2016-I]
  A)
   the earth comes in between the sun and the moon. done clear
  B)
   the moon comes in between the sun and the earth. done clear
  C)
   the moon comes exactly halfway between me earth and the sun. done clear
  D)
   the sun comes in between the earth and the moon. done clear
  View Solution play_arrow

• question_answer185)
  The brightness of a star depends on its [NDA/NA 2016-I]
  A)
   size and temperature only done clear
  B)
   size and distance from the earth done clear
  C)
   size, temperature and mass done clear
  D)
   size, temperature and distance from the earth done clear
  View Solution play_arrow

• question_answer186)
  Which of the following statements in the context of northern hemisphere is/are correct?   [NDA/NA 2016-1]

  1. Venial equinox occurs on March 21.

  2. Summer solstice occurs on December 22.

  3. Autumnal equinox occurs on September 23.

  4. Winter solstice occurs on June 21.

  Select the correct answer using the code given below:
  A)
   1 only              done clear
  B)
   1 and 3 only                 done clear
  C)
   2 and 4 only                 done clear
  D)
   1, 2 and 3 only done clear
  View Solution play_arrow

• question_answer187)
  According to the Goo-scientists, the shape of the earth  [NDA/NA 2015-II]

  1. round

  2. spherical

  3. close to that of a sphere

  4. an oblate ellipsoid

  Select the correct answer using the code given below: 
  A)
   2, 3 and 4                     done clear
  B)
   1, 2 and 3                                 done clear
  C)
   1 and 2 only                 done clear
  D)
   3 and 4 only          done clear
  View Solution play_arrow

• question_answer188)
  The summer and winter seasons in a year are caused by                     [NDA/NA 2014-I]
  A)
   aphelion (farthest) and perihelion (nearest) position of the Earth from the Sun during the annual revolution done clear
  B)
   rotation of the Earth on its axis done clear
  C)
   variation in solar insolation                     done clear
  D)
   revolution of the Earth on its inclined axis. done clear
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• question_answer189)
  DIRECTIONS: The following question consist of two statements, statement 1 and statement II. You are to examine the two statements carefully and select the answers to these items using the code given below. [NDA/NA 2013-II]

  Statement I: Doldrums is a calm belt between \[{{5}^{o}}\]N and \[{{5}^{o}}\]S of the equation

  Statement II: The sun rays strike almost vertically over the equation throughout the year

  A)
   Both the statements are individually true and Statement II is the correct explanation of Statement I done clear
  B)
   Both the statements are individually true but Statement II is not correct explanation of Statements done clear
  C)
   Statement I is true but Statement II is false.        done clear
  D)
   Statement I is false but Statement II is true. done clear
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• question_answer190)
  What would be the date and local time of a place locate at \[{{88}^{o}}30\grave{\ }\]E longitude when the local time at \[{{0}^{o}}\] longitude is 19.00 hrs. of 28th February 2013?                                 [NDA/NA 2013-II]
  A)
   23-54 hrs. of 28th February done clear
  B)
   00-54 hrs. of 1st March                         done clear
  C)
   23-30 hrs. of 28th February                        done clear
  D)
   00-44 hrs. of 1st March done clear
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• question_answer191)
  The group of stars arranged in a definite pattern is called.
  A)
   Milky way done clear
  B)
   Constellation done clear
  C)
   Andromoda done clear
  D)
   Solar System done clear
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• question_answer192)
  Which is me smallest planet of solar system?         
  A)
   Venus done clear
  B)
   Mercury done clear
  C)
   Uranus done clear
  D)
   Jupiter done clear
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• question_answer193)
  Which of the following correctly explains Kepler's first law of Planetary Motion?                           
  A)
   All the planets move in elliptical orbits with the sun at a focus done clear
  B)
   The radius vector from the sun to the planet sweeps equal area in equal time                        done clear
  C)
   The square of the time period of a planet is proportional to the cube of the semi major axis of the ellipse       done clear
  D)
   None of the above done clear
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• question_answer194)
  Carbon is the........... most abundant element in the earthy crust.                                                 
  A)
   13th done clear
  B)
   14th done clear
  C)
   15th done clear
  D)
   16th done clear
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