General Science Questions Practice Question and Answer
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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: Plants that grow in salt water are called?
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61d6dcd835bd1c6dbafc9800- 1melophytusfalse
- 2Thallophytusfalse
- 3hydrophytesfalse
- 4halophytustrue
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Answer : 4. " halophytus"
Q: Jet engine and rocket flying are based on which rule?
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5f8e9c2cc380c466d4d77f90- 1law of gravityfalse
- 2Newton's second law of motionfalse
- 3Einstein's law of relativismfalse
- 4Newton's third law of motiontrue
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Answer : 4. "Newton's third law of motion"
Q: _______is used for artificial rain
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5f7565f3c995cb2bd58de497- 1Silver Chloridefalse
- 2Silver Iodidetrue
- 3Silver Nitratefalse
- 4Silver Oxidefalse
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Answer : 2. "Silver Iodide"
Q: Which polymer is used to manufacture the cabinets of radio and TV?
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6082c5b891a9f43a97b761f7- 1Polyvinyl Chloridefalse
- 2Polystyrenetrue
- 3Bakelitefalse
- 4Nylonfalse
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Answer : 2. "Polystyrene"
Q: Renewable source of energy is
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60fe443b20de8e1be91d27ee- 1Coalfalse
- 2Petroleumfalse
- 3Plantstrue
- 4Uraniumfalse
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Answer : 3. "Plants"
Q: Which gas is present in biogas in large percentage?
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60ab9bb9c7f1592dd0df6c71- 1Moisture (H2O)false
- 2Carbon dioxide (CO2)false
- 3Methane (CH4)true
- 4Hydrogen sulphide (H2S).false
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Answer : 3. "Methane (CH4) "
Q: Hemophilia is
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5de50e1b848f4a29cf46b718- 1an organic disorderfalse
- 2a metabolic disorderfalse
- 3a genetic disordertrue
- 4a hormonal disorderfalse
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Answer : 3. "a genetic disorder "
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