General Science Questions Practice Question and Answer
8Q: Stainless steel contains steel and 940 05b5cc7efe4d2b41977751d71
5b5cc7efe4d2b41977751d71- 1manganesefalse
- 2vanadiumfalse
- 3nickelfalse
- 4chromiumtrue
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Answer : 4. "chromium"
Explanation :
Answer: D) chromium Explanation: Stainless steel contains 18% chromium and 82% steel
Q: Which is not a type of elements ? 1743 05c2dbbaeaea81766da94caca
5c2dbbaeaea81766da94caca- 1Metalsfalse
- 2Non Metalsfalse
- 3Metalloidsfalse
- 4Gasestrue
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Answer : 4. "Gases"
Q: After wound or cut in body blood coagulates through:
2516 15d77793113ddea5af63484f2
5d77793113ddea5af63484f2- 1WBCfalse
- 2RBCfalse
- 3Plateletstrue
- 4Plasmafalse
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Answer : 3. "Platelets"
Q: Which of the following is an air pollutant? 1156 05b5cc5ffe4d2b4197774b3ef
5b5cc5ffe4d2b4197774b3ef- 1Sulphur dioxidetrue
- 2Ozonefalse
- 3Water vapourfalse
- 4Nitric oxidefalse
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Answer : 1. "Sulphur dioxide"
Explanation :
Answer: A) Sulphur dioxide Explanation: Air pollutants are solid particles, gases, and liquid droplets in the air that can adversely affect ecosystems and the health of humans. Major ambient air pollutants include toxic metals, polycyclic aromatic hydrocarbons, benzene, particulate matter (PM), nitrogen oxides, sulfur oxides, carbon monoxide, and ozone. Power plants, factories, and vehicle and air traffic are the most important anthropogenic sources of air pollution. In addition, natural sources such as wildfires and volcanic activity contribute to ambient air pollution.
Q: Which of the following statements about water is false? 1689 05b5cc601e4d2b4197774b462
5b5cc601e4d2b4197774b462- 1There is extensive intramolecular hydrogen bonding in the condensed phase.true
- 2Water is oxidized to oxygen during photosynthesis.false
- 3Ice formed by heavy water sinks in normal water.false
- 4Water can act both as an acid and as a base.false
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Answer : 1. "There is extensive intramolecular hydrogen bonding in the condensed phase."
Explanation :
Answer: A) There is extensive intramolecular hydrogen bonding in the condensed phase. Explanation: Water possess intermolecular hydrogen bonding in the condensed phase. Hence, the given statement 'There is extensive intramolecular hydrogen bonding in the condensed phase.' about water is FALSE.
Q: Which of the following does not influence haemoglobin saturation? 1056 05b5cc695e4d2b4197774c4f1
5b5cc695e4d2b4197774c4f1- 1Nitric oxidetrue
- 2Carbon dioxidefalse
- 3Temperaturefalse
- 4DPGfalse
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Answer : 1. "Nitric oxide"
Explanation :
Answer: A) Nitric oxide Explanation:
Q: Who is regarded as father of modern chemistry ? 1461 05c2dbb7eaea81766da94cac5
5c2dbb7eaea81766da94cac5- 1Ruterfordfalse
- 2Einsteinfalse
- 3Lavoisiertrue
- 4C V Ramanfalse
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Answer : 3. "Lavoisier"
Q: Galvanised iron sheets have a coating of
1082 15d777a30315eb75b1463e6a7
5d777a30315eb75b1463e6a7- 1leadfalse
- 2chromiumfalse
- 3zinctrue
- 4tinfalse
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