General Science Questions Practice Question and Answer
8 Q: How is the relative humidity expressed?
2172 05dd2394ac2282c484e440f00
5dd2394ac2282c484e440f00- 1gramfalse
- 2Kilogramfalse
- 3Percenttrue
- 4Ratiofalse
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Answer : 3. "Percent"
Q: Who invented dynamite?
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5e81e71d1425f51f3acdbd04- 1Alfred Nobletrue
- 2Antoine Lavoisierfalse
- 3Marie Curiefalse
- 4Thomas Edisonfalse
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Answer : 1. "Alfred Noble "
Q: When chlorophyll is burnt which element is obtained?
2163 05de48f31848f4a29cf45ae3c
5de48f31848f4a29cf45ae3c- 1Cafalse
- 2Nafalse
- 3Mgtrue
- 4Mnfalse
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Answer : 3. "Mg"
Q: Reflex actions are controlled by 2157 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: Which of the following instrument is used to measure Soil Water Tension?
2123 05ebe102a828a397cdc6420a9
5ebe102a828a397cdc6420a9- 1Photometerfalse
- 2Pyrometerfalse
- 3Psychrometerfalse
- 4Tensiometertrue
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Answer : 4. "Tensiometer "
Q: Which of the following metals is in a liquid state at orbital temperature?
2105 05db92494e7ff3d08a1c5f8d7
5db92494e7ff3d08a1c5f8d7- 1Mercurytrue
- 2Tungstenfalse
- 3Leadfalse
- 4Brominefalse
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Answer : 1. "Mercury"
Q: Some tips and related energy conversions are given below?
(i) Electrical Generator - Electrical from Mechanical
(ii) Electric motor - electro-to-mechanical
(iii) Diesel engine - electric from light
(iv) Solar cells - chemical to mechanical
Which of the above pairs is related to it?
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5e57921d2ec0ee6eac128596(i) Electrical Generator - Electrical from Mechanical
(ii) Electric motor - electro-to-mechanical
(iii) Diesel engine - electric from light
(iv) Solar cells - chemical to mechanical
Which of the above pairs is related to it?
- 1(i) and (ii)true
- 2(i) and (iii)false
- 3(ii) and (iv)false
- 4(iii) and (iv)false
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Answer : 1. "(i) and (ii)"
Q: The science that deals with the relationship of various organisms with their environment is known as?
2084 15ee997bfeee45c3b837419d9
5ee997bfeee45c3b837419d9- 1anthropologyfalse
- 2economicsfalse
- 3ecologytrue
- 4geologyfalse
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Answer : 3. "ecology"
Explanation :
Ecology is the study of the relationships between living organisms, including humans and their physical environment. The German scientist Earnst Haeckel was the first to use this word in 1869.