Some common crops grown in India are given below. Separate the cereals and tuber crops. Tapioca, Maize, Barley, Beans, Wheat, Paddy, Ragi, Potato.
A)
Cereals: Maize, Barley, Beans, Wheat, Paddy, Ragi. Tuber crops: Tapioca, Potato.
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B)
Cereals: Tapioca, Barley, Beans, Wheat, Paddy, Ragi. Tuber crops: Maize, Potato.
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C)
Cereals: Tapioca, Barley, Wheat, Paddy, Ragi. Tuber crops: Maize, Potato, Beans.
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D)
All of these
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E)
None of these
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Allaudin: Fertilizers are rich in inorganic nutrients but do not contain humus. Alia: Manures are natural organic substances which are rich in humus but not in inorganic nutrients. Who is correct?
A)
Allaudin
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B)
Alia
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C)
Both are correct
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D)
Both are incorrect
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E)
None of these
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A type of fibre has the following features: 1. It is a synthetic fibre also known as artificial silk. 2. It is made from wood pulp, which is first dissolved in an alkali solution. Thick liquid produced thereby is then passed through tiny holes to make fibres. 3. It is also called regenerated fibres. 4. Comfortable to wear in summer because of its sweat absorbing capacity. Name the fibre.
A)
Rayon
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B)
Nylon
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C)
Polyester
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D)
Acrylic
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E)
None of these
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Name the property of metals by which they can be converted into thin wires.
A)
Ductility
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B)
Malleability
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C)
Brittle
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D)
All of these
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E)
None of these
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Which one of the following metals reacts with oxygen even at room temperature, and catch fire while reacting?
A)
Sodium
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B)
Carbon
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C)
Potassium
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D)
Both [a] and [c]
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E)
None of these
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Name the alloy, which is light but strong, having Aluminum & Magnesium as constituents, and is used for the manufacturing of the parts of Aeroplane and vehicles, beam balances and other light instruments.
A)
Magnalium
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B)
Duralumin
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C)
German silver
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D)
All of these
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E)
None of these
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Sheela: Calorific value of a fuel can be defined as the amount of heat liberated when one kilogram of the fuel is completely burnt in sufficient supply of oxygen. Rekha: Calorific value of hydrogen gas is 150000 kJ/kg. Who is correct?
A)
Sheela
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B)
Rekha
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C)
Both are correct
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D)
Both are incorrect
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E)
None of these
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____species are those species of plants and animals that are found exclusively in a particular area and are not natural anywhere.
A)
Endemic
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B)
Endangered
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C)
Vulnerable
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D)
All of these
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E)
None of these
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Name the sac like structure in the plant and animal cell that store food, water and wastes.
A)
Mitochondria
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B)
Vacuoles
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C)
Cell wall
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D)
All of these
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E)
None of these
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Alex performs an experiment in laboratory. He takes a glass U tube, fixes it vertically on a stand, keeping the level of both the arms of the tub same He then pours coloured water into the tube to make it half full. He also attaches a polyethylene tube at the end of the U tube and thistle the funnel as shown in the picture below.
Which one of the following model did Alex made?
A)
Thermometer
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B)
Manometre
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C)
Hydrometre
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D)
Balance
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E)
None of these
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In which one of the following stages of human cycles, the females no longer remain reproductive?
A)
Adolescent
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B)
Adult
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C)
Menopause
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D)
All of these
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E)
None of these
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On which one of the following plastics oil and water do not stick?
A)
Polythene
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B)
Polyvinyl chloride
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C)
Bakellite
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D)
Teflon
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E)
None of these
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As we know, lightning in the sky can be dangerous. But it is also useful to us. How?
A)
The heat and light released during lightning enables nitrogen of the air to combine with oxygen to form oxides.
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B)
Lightning helps in formation of nitric acid.
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C)
Lightning helps in the formation of ozone layer.
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D)
All of these
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E)
None of these
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In the given picture of the dry cell, paste is used as electrolytes. Name the electrolyte which can be used for the same.
A)
Aluminium dichromate paste
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B)
Hydrogen sulphide paste
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C)
Ammonium chloride paste
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D)
Hydrochloric acid paste
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E)
None of these
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Coal is classified on the basis of amount of carbon present in it. Which one of the following types of coal has highest carbon constituent?
A)
Lignite
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B)
Bituminous
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C)
Anthracite
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D)
All of these
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E)
None of these
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An object (AB) is placed in front of the convex lens exactly at 2F. Which one of the following is correct about the image formed?
A)
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B)
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C)
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D)
All of these
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E)
None of these
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Consider the following statements: Statement 1: The onset of sexual maturity occurs in boys at the age of 11-16 years, and in girls at the age of 10-15 years. This is known as puberty. Statement 2: The animals that give birth to their young ones are called viviparous animals. Which one of the following is correct with respect to the above statements?
A)
Statement 1 is true and 2 is false
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B)
Statement 1 is false and 2 is true
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C)
Both statements are true
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D)
Both statements are false
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E)
None of these
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A force of 200 N is applied to an object of area\[2\,{{m}^{2}}\]. Calculate the pressure.
A)
100 pascal
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B)
50 pascal
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C)
150 pascal
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D)
200 pascal
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E)
None of these
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Which one of the following irrigation patterns is preferred in areas where water supply is short?
A)
Furrow
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B)
Basin
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C)
Surface
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D)
Drip
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E)
None of these
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Weeds are the undesirable plants which grow along with the main crops. Which one of the following is the common Weedicides?
A)
2, 4-D
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B)
MCPA
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C)
Butachlor
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D)
All of these
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E)
None of these
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On which one of the following parts of eye image is formd?
A)
Retina
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B)
Pupil
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C)
Optical nerve
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D)
Eye lens
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E)
None of these
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Which one of the following parts of female reproductive system produces female sex cells?
A)
Uterus
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B)
Urethra
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C)
Ovary
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D)
All of these
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E)
None of these
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The day on which the whole bright disc of moon is visible to us from the earth, is called:
A)
New moon day
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B)
Full moon day
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C)
Crescent moon day
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D)
All of these
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E)
None of these
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Which one of the following combination of sex chromosomes in zygote determines the birth of a girl child?
A)
XX
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B)
XY
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C)
YX
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D)
All of these
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E)
None of these
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Which one of the following is the most reactive metal?
A)
Potassium
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B)
Sodium
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C)
Calcium
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D)
Gold
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E)
None of these
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During the experimental determination of first law of reflection, a student finds the given points, E, X, A, B, C, 0 and D in the picture below. Which one of the following is correct if a plane mirror is used in the picture above?
A)
XE = ED
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B)
XE > ED
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C)
XE < ED
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D)
XE is 45% of ED
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E)
None of these
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Mudumalai wild life sanctuary is situated in which one of the following states of India?
A)
Maharashtra
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B)
Tamil Nadu
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C)
Rajasthan
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D)
Haryana
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E)
None of these
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Which one of the following protected area has been established for the conservation of forest and wild animals?
A)
Biosphere reserve
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B)
Wildlife sanctuary
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C)
National park
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D)
All of these
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E)
None of these
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The accumulation of fertilizers in water bodies can kill aquatic organisms through a process called ______.
A)
Symbiosis
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B)
Salinization
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C)
Eutrophication
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D)
Inundation
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E)
None of these
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Frequency of a pendulum is 20 hertz. Find the time period of the pendulum?
A)
1sec
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B)
0.5 sec
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C)
0.05 sec
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D)
0.005 sec
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E)
None of these
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Read the following statements: Statement 1: Plastids are organdies found in animals and algae cells. Statement 2: Plastids are organelles found in only in animal cells. Which one of the following is correct with respect to the above statements?
A)
Statement 1 is true and 2 is false
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B)
Statement 1 is false and 2 is true
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C)
Both statements are true
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D)
Both statements are false
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E)
None of these
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Name the type of combustion in which a material bursts into flame without the application of any heat.
A)
Ignition
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B)
Spontaneous
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C)
Extinguisher
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D)
All of these
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E)
None of these
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A liquid which can conduct electricity is called:
A)
Electrolyte
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B)
Electrode
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C)
Electroplate
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D)
All of these
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E)
None of these
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Name the force by which the two celestial bodies in this universe attracts each other?
A)
Muscular force
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B)
Electrostatic force
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C)
Gravitational force
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D)
All of these
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E)
None of these
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Amoeba belongs to which one of the following group of microorganisms?
A)
Protozoa
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B)
Bacteria
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C)
Virus
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D)
Algae
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E)
None of these
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The plastids containing green pigment (chlorophyll) are known as:
A)
Mitochondria
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B)
Chloroplasts
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C)
Ribosome
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D)
Nucleolus
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E)
None of these
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When magnesium reacts with hydrochloric acid, which one of the following gas is produced?
A)
Hydrogen
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B)
Oxygen
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C)
Carbon dioxide
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D)
Chlorine
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E)
None of these
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Which one of the following species is an example of extinct species?
A)
Dinosaur
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B)
Dodo
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C)
Cave lion
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D)
All of these
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E)
None of these
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Which one of the following non metals reacts with air at room temperature?
A)
Chlorine
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B)
Bromine
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C)
Hydrogen
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D)
White phosphorus
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E)
None of these
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What is the relation between SI unit of force and the weight of a 1 kg mass?
A)
1 kg of mass = 2N
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B)
1 kg of mass = 0.98 N
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C)
9.8 kg of mass = 1 N
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D)
1 kg of mass = 9.8 N
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E)
None of these
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