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question_answer1)
Which one of the following factors is responsible for the change in the regular direction of the ocean currents in the Indian Ocean?
A)
Indian Ocean is half an ocean done
clear
B)
Indian Ocean has monsoon drift done
clear
C)
Indian Ocean is a land-locked ocean done
clear
D)
Indian Ocean has greater variation in salinity done
clear
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question_answer2)
Maximum thickness of sediments is found over
A)
Abyssal floor done
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B)
Continental shelves and slopes done
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C)
Continental slopes and rises done
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D)
Oceanic ridges done
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question_answer3)
The seaward extension of the continent from shoreline to the continental edge is called
A)
Continental rise done
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B)
Continental slope done
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C)
Continental shelf done
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D)
None of the above done
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question_answer4)
A submarine mountain or peak rising more than 1000 m above the ocean floor is known as
A)
Guyots done
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B)
Seamounts done
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C)
Abyssal hills done
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D)
Trenches done
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question_answer5)
Dolphin Challenger Ridge is located in
A)
Atlantic Ocean done
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B)
Pacific Ocean done
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C)
Arctic Ocean done
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D)
Indian Ocean done
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question_answer6)
When water freezes in the polar seas the salts
A)
form a layer on top done
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B)
remain in the sub-surface water that does not freeze done
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C)
sink to the bottom done
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D)
partly freeze and partly sink to the bottom done
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question_answer7)
The winter temperatures of north-western Europe are higher than those of eastern Europe in the same latitudinal zone because
A)
it is on the western side of the continent done
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B)
it is near the sea done
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C)
it receives only light falls of snow done
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D)
it lies under westerly winds which blow over the Gulf Stream Drift done
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question_answer8)
Arrange parts of ocean floor according to increasing distance from the coast.
A)
continental slope, continental shelf, continental rise, deep sea plain done
clear
B)
continental shelf, continental rise, deep sea plain, continental slope done
clear
C)
continental shelf, continental slope, continental rise, deep sea plain done
clear
D)
continental rise, continental shelf, continental slope, deep sea plain done
clear
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question_answer9)
What is Gulf Stream?
A)
A cold current in the Atlantic Ocean done
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B)
A cold current in the Pacific Ocean done
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C)
A warm current in the Atlantic Ocean done
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D)
A warm current in the Pacific Ocean done
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question_answer10)
The abrupt change of gradient at the edge of the continental shift leads to the formation of an
A)
Continental rise done
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B)
Continental slope done
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C)
Continental shelf done
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D)
None of the above done
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question_answer11)
The greatest known ocean deep is
A)
Challenger deep done
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B)
Richards's deep done
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C)
Java trench done
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D)
Yap trench done
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question_answer12)
What is the triangular landmass that forms at its mouth when a river splits into several branches just before entering the sea?
A)
Cape done
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B)
Island done
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C)
Estuary done
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D)
Delta done
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question_answer13)
From west to east, what are the three main island groups in the Pacific called?
A)
Melanesia, Micronesia and Polynesia done
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B)
Polynesia, Micronesia and Melanesia done
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C)
Melanesia Polynesia and Micronesia done
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D)
Micronesia, Polynesia and Melanesia done
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question_answer14)
Consider the following statements and identify the right ones.
| I. Euphotic zone do not receive solar rays. |
| II. Aphotic zone receives solar radiation. |
A)
I only done
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B)
II only done
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C)
Both done
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D)
None of the above done
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question_answer15)
The direction of ocean currents is reversed with season in
A)
the Indian Ocean done
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B)
the Pacific Ocean done
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C)
the Atlantic Ocean done
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D)
no area on earth done
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question_answer16)
The term 'Apogee' refers to which one of the following?
A)
A point in the orbit of the moon at which it is farthest from the earth. done
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B)
A point in the orbit of the moon at which it is nearest to the earth. done
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C)
Portion of surface of the moon opposite to the earth. done
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D)
Portion of surface of the moon facing the earth. done
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question_answer17)
Where is the ocean current called the 'Gulf Stream' found?
A)
Atlantic Ocean done
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B)
Indian Ocean done
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C)
North Pacific Ocean done
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D)
South Pacific Ocean done
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question_answer18)
Sunda Trench lies in
A)
Atlantic Ocean done
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B)
Pacific Ocean done
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C)
Indian Ocean done
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D)
Antarctic Ocean done
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question_answer19)
The exceptionally high and low tides that occur at the time of the new moon or the full moon when the Sun, the Moon and the Earth are approximately aligned is called
A)
Spring done
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B)
Fall done
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C)
Neap done
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D)
Diurnal done
clear
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question_answer20)
Identify the factors that are affected by ocean currents.
A)
Temperature done
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B)
Precipitation done
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C)
Humidity done
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D)
All the above done
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question_answer21)
On the planet earth, most of the freshwater exists as ice caps and glaciers. Out of the remaining freshwater, the largest proportion
A)
is found in atmosphere as moisture and clouds done
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B)
is found in freshwater lakes and rivers done
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C)
exists as groundwater done
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D)
exists as soil moisture done
clear
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question_answer22)
Consider the following statements :
| 1. The Labrador current is a cold current in the North Atlantic Ocean. |
| 2. The Falkland current is a warm current that flows along the Chile coast of South Pacific Ocean. |
Which of the statements given above is/are correct?
A)
Only 1 done
clear
B)
Only 2 done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
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question_answer23)
Which one of the following pairs is not correctly matched?
A)
Kuroshio: Warm ocean current done
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B)
Labrador: Warm ocean current done
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C)
Benguela: Cold ocean current done
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D)
Oyashio: Cold ocean current done
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question_answer24)
Which one among the following is a sea without having a coastline?
A)
North sea done
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B)
Sargasso sea done
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C)
Baltic sea done
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D)
Bering sea done
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question_answer25)
Match List I with List II and select the correct answer using the code given below the Lists : List I (Ocean current)
| A. Guinea current |
| B. Oyashio current |
| C. Canaries current |
| D. Kuroshio current |
List II (Oceam current)
Code:
A)
A-4; B-3; C-1; D-2 done
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B)
A-2; B-3; C-1; D-4 done
clear
C)
A-2; B-1; C-3; D-4 done
clear
D)
A-4; B-1; C-3; D-2 done
clear
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question_answer26)
The most important fishing grounds of the world are found in the regions where
A)
warm and cold atmospheric currents meet done
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B)
rivers drain out large amounts of freshwater into the sea done
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C)
warm and cold oceanic currents meet done
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D)
continental shelf is undulating done
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question_answer27)
Read the following statements and select the correct answer from the codes given below:
| 1. Corals are mainly found in the tropical oceans. |
| 2. Corals need clean sediment free water. |
| 3. Corals are mainly found in deeper parts of the ocean. |
| 4. Rain water promotes the growth of corals. |
Codes:
A)
1 and 2 done
clear
B)
2 and 3 done
clear
C)
3 and 4 done
clear
D)
2 and 4 done
clear
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question_answer28)
The horizontal distribution of temperature of ocean water is largely affected by
| 1. Depth of water in the ocean |
| 2. Ocean current |
| 3. Prevailing winds |
| 4. Latitudes |
Which of the following is correct?
A)
1, 2 and 3 done
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B)
1, 2 and 4 done
clear
C)
2, 3 and 4 done
clear
D)
1, 2, 3 and 4 done
clear
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question_answer29)
Which one of the following is correctly matched?
A)
Gulf of Carpentaria ? Italy done
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B)
Gulf of Sidra ? Libya done
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C)
Gulf of Pohai ? Thailand done
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D)
Gulf of Tonking ?Malaysia done
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question_answer30)
Consider the following statements:
| 1. Annual range of temperature is greater in the Pacific Ocean than that in the Atlantic Ocean. |
| 2. Annual range of temperature is greater in the Northern Hemisphere than that in the Southern Hemisphere. |
Which of the statements 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
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question_answer31)
A new type of El Nino called El Nino Modoki appeared in the news. In this context, consider the following statements:
| 1. Normal El Nino forms in the Central Pacific Ocean whereas El Nino Modoki forms in Eastern Pacific Ocean |
| 2. Normal El Nino results in diminished hurricanes in the Atlantic Ocean but El Nino Modoki results in a greater number of hurricanes with greater frequency. |
Which of the statements 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
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question_answer32)
Consider the following statements:
| 1. Tides are of great help in navigation and fishing. |
| 2. High tide enables big ships to enter or leave the harbor safely. |
| 3. Tide prevents siltation in the harbours. |
| 4. Kandia and Diamond Harbour are tidal ports. |
Which of these statements are correct?
A)
1 and 4 done
clear
B)
2, 3 and 4 done
clear
C)
1, 2 and 3 done
clear
D)
1, 2, 3 and 4 done
clear
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question_answer33)
Consider the following statements:
| 1. Ocean crusts are denser than the continental crust. |
| 2. Oceanic crusts are made up of granitic rocks whose composition is silicon and aluminium. |
| 3. Granitic rocks are lighter in colour than basaltic. |
| 4. Crust extends upto 70 km under mountains, in contrast to oceans which are about 5 km. |
Which of the above statements are true?
A)
1, 3 and 4 done
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B)
1, 2 and 4 done
clear
C)
2, 3 and 4 done
clear
D)
1, 2, 3 and 4 done
clear
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question_answer34)
Which of the following conditions for the survival of corals are correct?
| 1. The water temperature must not fall below 20\[{}^\circ \]C |
| 2. The depth of water should not exceed 30 fathoms |
| 3. The salinity should be less than 10% |
| 4. The water should be free from sediments |
Select the correct answer from the codes given below:
A)
1 and 2 done
clear
B)
3 and 4 done
clear
C)
1, 2 and 3 done
clear
D)
1, 2 and 4 done
clear
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question_answer35)
The chief fishing grounds of the world occur where cold and warm currents meet. This is because.
| 1. cold currents are rich in nitrates and phosphates which feed plankton. |
| 2. Such areas cause the water to become well-aerated. |
| 3. the warm current brings the right temperature for marine life. |
A)
1 only done
clear
B)
2 only done
clear
C)
1, and 2 done
clear
D)
1, 2, and 3 done
clear
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question_answer36)
Which among the following statements about the North Atlantic Drift is/are correct?
| 1. It keeps the west coast of Northern Europe ice free. |
| 2. It is responsible for the warm air mass which interacts with the cold air mass from the Polar region and causes rainfall in Western Europe. |
| 3. It meets the Labrador current near Vancouver Island and causes dense fog. |
Select the correct answer using the code given below
A)
1, 2 and 3 done
clear
B)
1 and 2 done
clear
C)
2 only done
clear
D)
1 and 3 done
clear
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question_answer37)
Consider the following statements :
| 1. The Labrador current is a cold current in the North Atlantic Ocean. |
| 2. The Falkland current is a warm current that flows along the Chile coast of South Pacific Ocean. |
Which of the statements given above is/are correct?
A)
Only 1 done
clear
B)
Only 2 done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
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question_answer38)
DIRECTIONS: Match List-I with List-II and select the correct answer using the codes given below the lists.
| List-I (Current) | List-II (Ocean) |
| Agulhas | (1) North Atlantic |
| Aleutian | (2) South Pacific |
| Canaries | (3) South Indian |
| Humboldt | (4) North Pacific |
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-1; C-4; D-2 done
clear
D)
A-3; B-4; C-1; D-2 done
clear
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question_answer39)
Match List-I with List-II and select the correct answer using the code given below:
| List-I (Current) | List-II (Feature) |
| A. Kuroshio current | 1. Warm current in Atlantic Ocean |
| B. Peru current | 2. Cold current in the Atlantic Ocean |
| C. Labrador current | 3. Warm current in |
| D. Florida current | 4. Cold current in the Pacific Ocean |
Codes;
A)
A- 3 B- 4 C-2 D-1 done
clear
B)
A-3 B- 2 C-4 D-1 done
clear
C)
A- 1 B-4 C-2 D-3 done
clear
D)
A-1 B-2 C-4 D-3 done
clear
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