Basic Science Practice Question and Answer
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Q: Blood group was discovered by -
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600aaf7f1187ab38691f5b09- 1Karl Landsteinertrue
- 2Pavlovfalse
- 3Alexander Flemingfalse
- 4William Harveyfalse
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Answer : 1. "Karl Landsteiner "
Q: On the day of 21 July 1969, who created a new history by setting foot on the moon.
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5f74698a4637db7328337047- 1Yuri Gagarin and Neil Armstrongfalse
- 2Neil Armstrong and Edwin Aldrintrue
- 3Yuri Gagarin and Edwin Aldrinfalse
- 4Rakesh Sharmafalse
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Answer : 2. "Neil Armstrong and Edwin Aldrin"
Q: Transboundary pollution (or) Acid rain is caused by–
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6012401a178b94051cee4b04- 1Hydrocarbonfalse
- 2Carbon monoxidefalse
- 3Carbon dioxidefalse
- 4Nitrogen oxide and sulphur dioxidetrue
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Answer : 4. "Nitrogen oxide and sulphur dioxide"
Q: Any moving body on earth comes to rest due to the following reason?
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60140352d039355294ee14dd- 1Due to inertial lawfalse
- 2due to friction forcetrue
- 3Due to momentum conservationfalse
- 4due to the force of gravityfalse
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Answer : 2. "due to friction force"
Q: Which form of energy does not cause pollution?
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5f8fead09e18f97b703a34ea- 1Coalfalse
- 2Atomfalse
- 3Solartrue
- 4Petrolfalse
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Answer : 3. "Solar "
Q: Black soil color is black due to presence of abundant minerals?
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604debf8a01bc447899e5e44- 1Zincfalse
- 2Copperfalse
- 3Manganesetrue
- 4Aluminumfalse
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Answer : 3. "Manganese"
Q: On heating potassium chlorate?
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611b615c14663c47a233f073- 1Nitrogen gas is releasedfalse
- 2Oxygen gas is releasedtrue
- 3Hydrogen gas is releasedfalse
- 4none of thesefalse
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Answer : 2. "Oxygen gas is released"
Q: The bacteria that kill bacteria are called
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604deccfe147c16b2869dfdf- 1Antibioticfalse
- 2bacteriophagetrue
- 3Both A and Bfalse
- 4None of thesefalse
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Answer : 2. "bacteriophage"
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