Basic Science Practice Question and Answer
8 4 Q:
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64b1766a2d3130f57524948e Answer : 2. "Study of fish"
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Q: Which element is found the most in minerals and rocks?
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611b62996d0fd147810fb290- 1Carbontrue
- 2Siliconfalse
- 3Hydrogenfalse
- 4Boronfalse
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Answer : 1. "Carbon"
Q: It is dangerous to have carbon monoxide in the atmosphere because
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5f913c9ed6785c0fc0d97bf9- 1Decreases the organic matter of tissues.false
- 2Oxygen present in the body makes carbon dioxide.false
- 3Dry the blood.false
- 4Combining hemoglobin makes it unfit for oxygen absorption.true
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Answer : 4. "Combining hemoglobin makes it unfit for oxygen absorption."
Q: The study of Oncology is
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5fe9a87e00e3f71b8285e317- 1Birdsfalse
- 2Cancertrue
- 3Mammal creaturefalse
- 4Landfalse
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Answer : 2. "Cancer"
Q: What are the foods part in onion-
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5f86b4cfdcf12a01a141fbec- 1Rootfalse
- 2Flowerfalse
- 3Leaffalse
- 4Stemtrue
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Answer : 4. "Stem "
Q: What is Air?
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5fc9cc615c47b65b5b2c1f43- 1elementfalse
- 2Mixturetrue
- 3Compoundsfalse
- 4None of thesefalse
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Answer : 2. "Mixture"
Q: Atmospheric pressure gauge is?
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611b672d14663c47a233f3f2- 1Barometertrue
- 2Periscopefalse
- 3Hydrometerfalse
- 4Thermometerfalse
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Answer : 1. "Barometer"
Q: What does Ichthyology deal with?
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64b1766a2d3130f57524948e- 1Study of reptiles and amphibiansfalse
- 2Study of fishtrue
- 3Study of birdsfalse
- 4Study of insectsfalse
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Answer : 2. "Study of fish"
Explanation :
1. Ichthyology is related to the study of fishes. It is a branch of zoology that studies the classification, morphology, physiology, behaviour, ecology, and evolution of fishes.
2. People working in the field of ichthyology are called ichthyologists.
Q: Which among the following happens in an oxidation reaction?
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607936b6b52a047fdc46902d- 1Electrons are gainedfalse
- 2Electrons are losttrue
- 3Protons are gainedfalse
- 4Protons are lostfalse
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Answer : 2. "Electrons are lost "
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