General Science Practice Question and Answer
8 Q: Which term is not associated with sound wave?
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5ebb78738e4fa473bcbb5559- 1Hertzfalse
- 2Decibelfalse
- 3Candelatrue
- 4Machfalse
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Answer : 3. "Candela "
Q: An element that does not occur in nature but can be produced artificially is
2424 05df9d3e09e7c624c9bff04d3
5df9d3e09e7c624c9bff04d3- 1thoriumfalse
- 2radiumfalse
- 3plutoniumtrue
- 4uraniumfalse
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Answer : 3. "plutonium "
Q: What enzyme occurs in human tears , causing bacteria to die ?
2422 05e5890572ec0ee6eac14fefe
5e5890572ec0ee6eac14fefe- 1Emilesfalse
- 2Uriasfalse
- 3Lysozymetrue
- 4Tylinfalse
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Answer : 3. "Lysozyme "
Q: Reflex actions are controlled by 2416 05b5cc69ee4d2b4197774c985
5b5cc69ee4d2b4197774c985- 1the Brainfalse
- 2the Spinal Chordtrue
- 3the Nervesfalse
- 4the Cellsfalse
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Answer : 2. "the Spinal Chord "
Explanation :
Answer: B) The Spinal Chord Explanation: A reflex arc is a neural pathway that controls a reflex. In vertebrates, most sensory neurons do not pass directly into the brain, but synapse in the spinal cord. This allows for faster reflex actions to occur by activating spinal motor neurons without the delay of routing signals through the brain.
Q: Safety fuse wire used in domestic electrical appliances is made of metal of low
2408 15e2537b3643ee23eb6aea0f3
5e2537b3643ee23eb6aea0f3- 1resistancefalse
- 2melting pointtrue
- 3specific gravityfalse
- 4conductancefalse
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Answer : 2. "melting point"
Q: From whom do teeth and bones gain strength and firmness?
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5dd2325ec2282c484e4406a3- 1Calciumtrue
- 2Fluorinefalse
- 3Chlorinefalse
- 4Sodiumfalse
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Answer : 1. "Calcium"
Q: Which of the following is caused by the higher concentration of Nitrogen and Phosphorous?
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5dfc9d4340c34473ac86ae3c- 1Eutrophicationtrue
- 2Hardnessfalse
- 3Alkalinityfalse
- 4Acidityfalse
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Answer : 1. "Eutrophication "
Q: Which of the following instrument is used to measure Soil Water Tension?
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5ebe102a828a397cdc6420a9- 1Photometerfalse
- 2Pyrometerfalse
- 3Psychrometerfalse
- 4Tensiometertrue
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