Biology Practice Question and Answer
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Q: Which of the following is correct about cold-blooded animals?
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6152af9e6689780f85cb5c09- 1Their body temperature remains constant all the timefalse
- 2They kill all the animalsfalse
- 3Their blood remains cold all the timefalse
- 4Their body temperature changes in accordance with the atmospheretrue
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Answer : 4. "Their body temperature changes in accordance with the atmosphere "
Q: Dinosaurs were:
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6152ada1b0b0ab3acdbaf05a- 1Egg - laying mammalsfalse
- 2Reptiles that became extincttrue
- 3Mammals that became extinctfalse
- 4Large herbivorous creatures which gave rise to hippopotamus speciesfalse
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Answer : 2. "Reptiles that became extinct "
Q: Which drug is used as an Anti-Anxiety drug?
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6113d05ab7b4a6411ff7cf1f- 1Latanoprostfalse
- 2Hydralazinefalse
- 3Warfarinfalse
- 4Diazepamtrue
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Answer : 4. "Diazepam"
Q: ___________ is responsible for blood clotting.
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6112428188e0566940a2a141- 1Erythrocytesfalse
- 2Plateletstrue
- 3Lymphocytesfalse
- 4None of the abovefalse
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Answer : 2. "Platelets"
Q: The retina present in the human eye is present for the difference in colors?
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61110efb88e05669409e542e- 1Choroidfalse
- 2conestrue
- 3corneafalse
- 4Roadsfalse
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Answer : 2. "cones"
Q: The principle of atomic bomb is based on?
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61110db888e05669409e5327- 1nuclear fusionfalse
- 2on nuclear fissiontrue
- 3on both of the abovefalse
- 4none of the abovefalse
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Answer : 2. "on nuclear fission"
Q: "The potential difference between the ends of a conductor is proportional to the current flowing in it." This is the rule?
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61110d6cf65c04691be9d16c- 1Coulomb's lawfalse
- 2Faraday's lawfalse
- 3Joule's lawfalse
- 4Ohm's lawtrue
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Answer : 4. "Ohm's law"
Q: Which of the following virus was first discovered?
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61110d24f65c04691be9d153- 1Poliofalse
- 2HTLVfalse
- 3TMVtrue
- 4HIVfalse
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Answer : 3. "TMV"
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