Basic Science Practice Question and Answer
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Q: What is the lightest metal?
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60140670d039355294ee343a- 1Lithiumtrue
- 2Iridiumfalse
- 3aluminumfalse
- 4Osmiumfalse
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Answer : 1. "Lithium"
Q: Who invented the battery?
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60ac7372fc42d91d6ea8efc3- 1Michael Faradayfalse
- 2Voltatrue
- 3Maxwellfalse
- 4Roentgenfalse
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Answer : 2. "Volta "
Q: Which chemical is used in making artificial rainfall?
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5f745ddda921aa16e68b9ec1- 1Sodium iodidefalse
- 2Silver bromidefalse
- 3Ethylene bromidefalse
- 4Silver iodidetrue
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Answer : 4. "Silver iodide"
Q: Which of the following is a nitrogen-fixing bacteria?
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607024ebdc80477c02cb6535- 1Salmonellafalse
- 2Rhizobiumtrue
- 3E.colifalse
- 4Pseudomonafalse
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Answer : 2. "Rhizobium "
Q: The work done is zero if there is no _____.
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60827a7a5027727e2faa58ee- 1Powerfalse
- 2Momentumfalse
- 3Velocityfalse
- 4Displacementtrue
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Answer : 4. "Displacement "
Q: Which elements are caused by different colors of firecrackers-
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5f8fcd993ca2d767b181dcbe- 1Zinc and sulfurfalse
- 2Potassium and mercuryfalse
- 3Stranium and Bariumtrue
- 4Chromium and Nickelfalse
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Answer : 3. "Stranium and Barium "
Q: The combination of male and female gametes is called-
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625fd4d2e1e2a840c31b8fe0- 1pollinating particlefalse
- 2Fertilizationtrue
- 3Mukulanfalse
- 4Sporefalse
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Answer : 2. "Fertilization"
Q: The nature of the path traveled by the particle is determined by?
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611b666214663c47a233f385- 1by accelerationfalse
- 2with velocityfalse
- 3by displacementfalse
- 4none of the abovetrue
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Answer : 4. "none of the above"
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