Basic Science Practice Question and Answer
8 4 Q:
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5fc9cf215c47b65b5b2c2213 4 Q:
5ff5936c9fc6f75b3f623f0b 4 Q:
5ee8894a79b5ea388bed44fc Answer : 3. "Vitamins "
4 Q:
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5f912e707793eb35d72d8103 4 Q:
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Q: Basic scientific principle behind a nuclear reactor is
1076 0602f519fddf4356d773d28aa
602f519fddf4356d773d28aa- 1Nuclear fusionfalse
- 2Controlled nuclear fusionfalse
- 3Uncontrolled nuclear fissionfalse
- 4Controlled nuclear fissiontrue
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Answer : 4. "Controlled nuclear fission"
Q: Why do you like to paint the house white in summer?
1075 05fc9cf215c47b65b5b2c2213
5fc9cf215c47b65b5b2c2213- 1the eye looks goodfalse
- 2are bad conductors of heatfalse
- 3Heat has good reflectorstrue
- 4are conductors of heatfalse
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Answer : 3. "Heat has good reflectors"
Q: The food substances which get oxidised easily can be kept for longer duration by adding
1062 05ff5936c9fc6f75b3f623f0b
5ff5936c9fc6f75b3f623f0b- 1oxygen and keeping them in sun for few daysfalse
- 2nitrogen and keeping them in sun for few daysfalse
- 3oxygen and keeping them in airtight containersfalse
- 4nitrogen and keeping them in airtight containerstrue
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Answer : 4. "nitrogen and keeping them in airtight containers"
Q: Which of the following nutrients do NOT provide energy for animals?
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5ee8894a79b5ea388bed44fc- 1Fatsfalse
- 2Carbohydratesfalse
- 3Vitaminstrue
- 4Proteinsfalse
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Answer : 3. "Vitamins "
Explanation :
Vitamins do not provide energy as they are not stored in our bodies.
Q: Iron pipes, from which water is supplied, are coated with zinc (Zn) to prevent rusting. This layering process is called?
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611b604eccbc2b477b6dbf8e- 1Annealingfalse
- 2Vulcanizationfalse
- 3Yashad coatingtrue
- 4none of thesefalse
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Answer : 3. "Yashad coating"
Q: Plants tissues are of how many types?
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5f48d5ec036b8a325d1df5ae- 13true
- 22false
- 35false
- 46false
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Answer : 1. "3"
Q: Is the plaster of Paris obtained?
1034 05f912e707793eb35d72d8103
5f912e707793eb35d72d8103- 1sodium bicarbonatefalse
- 2Gypsumtrue
- 3Ureafalse
- 4Carbonfalse
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Answer : 2. "Gypsum"
Q: What species are found abundantly in ecotone, what is called?
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5f6052b32eed863f3a808024- 1Edge speciestrue
- 2Keystone speciesfalse
- 3Endemic speciesfalse
- 4Foster speciesfalse
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Answer : 1. "Edge species"
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