General Science Questions Practice Question and Answer
8 Q: What harmful gas is released by factories and vehicles
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5e589454c202fc4e80c36b52- 1Carbon monoxidetrue
- 2Nitrogen dioxidefalse
- 3Sulphur dioxidefalse
- 4Carbon dioxidefalse
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Answer : 1. "Carbon monoxide "
Q: Which date is known as ' Diabetes Day?
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5efc0717196e681f76e99153- 114 Septemberfalse
- 214 Novembertrue
- 314 Februaryfalse
- 414 Mayfalse
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Answer : 2. "14 November"
Q: The science that deals with the relationship of various organisms with their environment is known as?
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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.
Q: Science of the study of preserved remains or traces of animals, plants, and other organisms from the remote past is called ________.
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5e7edc05a874324f6e0a2027- 1Anthropologyfalse
- 2Archaeologyfalse
- 3Palaeontologytrue
- 4Pharmacologyfalse
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Answer : 3. "Palaeontology "
Q: The gases used in different types of welding would include
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5edef9548c4c964f73d37d62- 1oxygen and hydrogenfalse
- 2oxygen, hydrogen, acetylene and nitrogenfalse
- 3oxygen, acetylene and argonfalse
- 4oxygen and acetylenetrue
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Answer : 4. "oxygen and acetylene"
Explanation :
Acetylene is the only fuel gas suitable for gas welding because of its favourable flame characteristics of both high temperature and high propagation rates. Other fuel gases, such as propane, propylene or natural gas, produce insufficient heat input for welding but are used for cutting, torch brazing and soldering.
Q: Why put a wooden handle in the kettle?
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5fc9cf7dcac441723c82be24- 1because of fashionfalse
- 2Wood is a bad conductor of heat and the handle is not hottrue
- 3is lightfalse
- 4None of thesefalse
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Answer : 2. "Wood is a bad conductor of heat and the handle is not hot"
Q: Bleaching powder contains ______ bleaching agent.
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5f87ed3ce6aa3e1d0bcb7463- 1Brominefalse
- 2Iodinefalse
- 3Hydrogenfalse
- 4Chlorinetrue
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Answer : 4. "Chlorine "
Q: Safety fuse wire used in domestic electrical appliances is made of metal of low
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5e2537b3643ee23eb6aea0f3- 1resistancefalse
- 2melting pointtrue
- 3specific gravityfalse
- 4conductancefalse
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