General Science Practice Question and Answer
8 4 Q:
5df1f3740183ea49d62ce296 4 Q:
5df1edb70183ea49d62cd62b 4 Q:
5de8d8dc18558909d98e3d53 4 Q:
5de8d84d18558909d98e38b2 4 Q:
5de48fe56528fb7f3ab00ab6 4 Q:
5de50e1b848f4a29cf46b718 4 Answer : 2. "Methane"
4 Q:
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Q: The 'Greenhouse effect' is produced due to the presence of excess amount of
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5df1f3740183ea49d62ce296- 1Sulphur dioxidefalse
- 2Nitrogen dioxidefalse
- 3Carbon monoxidefalse
- 4Methanetrue
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Answer : 4. "Methane "
Q: Which of the following is biodegradable?
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5df1edb70183ea49d62cd62b- 1Papertrue
- 2D.D.T.false
- 3Aluminumfalse
- 4Plasticfalse
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Answer : 1. "Paper "
Q: Acid rain is caused due to pollution of atmosphere by
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5de8d8dc18558909d98e3d53- 1oxides of carbon and nitrogenfalse
- 2oxides of nitrogen and Sulphurtrue
- 3oxides of nitrogen and phosphorousfalse
- 4None of thesefalse
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Answer : 2. "oxides of nitrogen and Sulphur "
Q: A mixture of water and alcohol can be separated by
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5de8d84d18558909d98e38b2- 1Filtrationfalse
- 2Evaporationfalse
- 3Decantationfalse
- 4Distillationtrue
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Answer : 4. "Distillation "
Q: Energy possessed by a body due to its stationary is called its
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5de48fe56528fb7f3ab00ab6- 1heat energyfalse
- 2kinetic energyfalse
- 3potential energytrue
- 4chemical energyfalse
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Answer : 3. "potential energy"
Q: Hemophilia is
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5de50e1b848f4a29cf46b718- 1an organic disorderfalse
- 2a metabolic disorderfalse
- 3a genetic disordertrue
- 4a hormonal disorderfalse
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Answer : 3. "a genetic disorder "
Q: The main constituent of biogas is 1285 05b5cc69de4d2b4197774c8e1
5b5cc69de4d2b4197774c8e1- 1oxygenfalse
- 2Methanetrue
- 3acetic acidfalse
- 4methyl alcoholfalse
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Answer : 2. "Methane"
Explanation :
Answer: B) Methane Explanation: The main constituent of biogas is methane (55-70%), CO2 (30-45%) and some traces of gases such as H2S and ammonia. Biogas is produced under anaerobic conditions; the process is denominated as anaerobic digestion.
Q: The blood vessel supplying blood to the kidney is
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5de50d8f5406ef2a4a569aae- 1the renal arteryfalse
- 2the hepatic arteryfalse
- 3the pulmonary arteryfalse
- 4the carotid arterytrue
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Answer : 4. "the carotid artery "
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