General Science Questions Practice Question and Answer
8Q: The main constituent of biogas is 1901 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 light year is the unit of
1899 05ec3720d977d8b0224a6868d
5ec3720d977d8b0224a6868d- 1Timefalse
- 2Distancetrue
- 3Intensityfalse
- 4Weightfalse
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Answer : 2. "Distance "
Q: Photosynthesis occurs —
1894 05e37def272f03a106da6efc2
5e37def272f03a106da6efc2- 1In nucleusfalse
- 2In mitochondriafalse
- 3In chloroplasttrue
- 4Peroxysomfalse
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Answer : 3. "In chloroplast"
Q: Which of the following acids is used in car batteries?
1894 05ee99605109b5d6e01623341
5ee99605109b5d6e01623341- 1Nitric acidfalse
- 2Hydrochloric acidfalse
- 3Sulphuric acidtrue
- 4Hydrofloric acidfalse
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Answer : 3. "Sulphuric acid"
Explanation :
sulphuric acid is used in car batteries.
Q: Which of the following is false?
Sound waves are _________ waves.
1894 05ee85c07109b5d6e015e31ed
5ee85c07109b5d6e015e31edSound waves are _________ waves.
- 1Pressurefalse
- 2Longitudinaltrue
- 3Electromagneticfalse
- 4Mechanicalfalse
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Answer : 2. "Longitudinal"
Q: Hydrogen bomb was developed by –
1892 05f04451bd996064ceba95003
5f04451bd996064ceba95003- 1Edward Tellertrue
- 2Bernor Bon Bronfalse
- 3J. Robert opan Heemarfalse
- 4Samual Cohenfalse
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Answer : 1. "Edward Teller "
Q: Where does glycolysis take place? 1886 05b5cc698e4d2b4197774c657
5b5cc698e4d2b4197774c657- 1Mitichondriafalse
- 2Cytoplasmtrue
- 3Mitochondrial outer membranefalse
- 4None of abovefalse
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Answer : 2. "Cytoplasm"
Explanation :
Answer: B) Cytoplasm Explanation: "Glycolysis" means the splitting of glucose. The first step of the process occurs in the cytoplasm of the cell and yields a small amount of energy (measured in units of ATP) and two molecules of pyruvate. The other steps occur in the mitochondria. It is an ongoing process as your cells have a constant need for energy.
Q: On which principle of heredity of the mandal is based?
1886 05e37db0b72f03a106da6cf63
5e37db0b72f03a106da6cf63- 1somatic regenerationfalse
- 2asexual reproductionfalse
- 3sexual reproductiontrue
- 4All of the abovefalse
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