Basic Science Practice Question and Answer
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5ee9990b109b5d6e0162399c Answer : 2. "5 June"
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Q: In the following that is not related to gases low.
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5ee8665d109b5d6e015e58ea- 1Boyle’s lawfalse
- 2Avogadro’s lawfalse
- 3Len'z lawtrue
- 4Charles’s lawfalse
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Answer : 3. "Len'z law"
Q: The reason for permanent hardness of water is-
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5f746583a921aa16e68bd2df- 1Carbonates of calcium and magnesiumfalse
- 2Bicarbonates of calcium and magnesiumfalse
- 3Chloride and sulfate of calcium and magnesiumtrue
- 4None of the abovefalse
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Answer : 3. "Chloride and sulfate of calcium and magnesium"
Q: Renewable source of energy is
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60fe443b20de8e1be91d27ee- 1Coalfalse
- 2Petroleumfalse
- 3Plantstrue
- 4Uraniumfalse
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Answer : 3. "Plants"
Q: Measurement of calories is unit?
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5fc9c13dcac441723c82a35f- 1heattrue
- 2solidfalse
- 3liquidfalse
- 4Soundfalse
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Answer : 1. "heat"
Q: Where the Bio-chemical compounds are used?
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60ab9cd807f3815f3a7a6439- 1Food preservativesfalse
- 2Skin Treatmentsfalse
- 3Cooking Oilsfalse
- 4All of the abovetrue
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Answer : 4. "All of the above "
Q: ____________are known as the ‘suicide bags’ of the cell.
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607fefcdc91527511d90b3a0- 1Vacuolesfalse
- 2Mitochondriafalse
- 3Ribosomesfalse
- 4Lysosomestrue
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Answer : 4. "Lysosomes"
Q: World Environmental Day is celebrated every year on:
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5ee9990b109b5d6e0162399c- 15 Mayfalse
- 25 Junetrue
- 35 Julyfalse
- 418 Julyfalse
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Answer : 2. "5 June"
Explanation :
World Environment Day is celebrated on June 5 every year to remind people to save nature and the earth by stopping their non-environmentally friendly activities. Let's know more about this day, its history, significance, and theme.
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."
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