General Science Questions Practice Question and Answer
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5edef8a5d1536a09d5745f35 Answer : 2. "Hydrogen"
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Q: From whom do teeth and bones gain strength and firmness?
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5dd2325ec2282c484e4406a3- 1Calciumtrue
- 2Fluorinefalse
- 3Chlorinefalse
- 4Sodiumfalse
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Answer : 1. "Calcium"
Q: An element that does not occur in nature but can be produced artificially is
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5df9d3e09e7c624c9bff04d3- 1thoriumfalse
- 2radiumfalse
- 3plutoniumtrue
- 4uraniumfalse
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Answer : 3. "plutonium "
Q: This organelle of the human body is known as the ‘powerhouse of the cell’. Name it from the given options.
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5d9433c1eef89a492b2e27f0- 1Golgi bodiesfalse
- 2Mitochondriatrue
- 3Lysosomesfalse
- 4Chloroplastfalse
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Answer : 2. "Mitochondria"
Q: Is there concentration in the eye?
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5e576269c202fc4e80bf9730- 1By altering the convex of the lensfalse
- 2Back-and-forth speed of the lensfalse
- 3By the front-and-back motion of the retinatrue
- 4By changing the refractive index of the liquid of the eyefalse
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Answer : 3. "By the front-and-back motion of the retina "
Q: Which proteins is main constituent of milk?
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5db92d48aec31117bb891a0d- 1Caseintrue
- 2Insulinfalse
- 3Myosinefalse
- 4Keratinfalse
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Answer : 1. "Casein"
Q: Which term is not associated with sound wave?
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5ebb78738e4fa473bcbb5559- 1Hertzfalse
- 2Decibelfalse
- 3Candelatrue
- 4Machfalse
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Answer : 3. "Candela "
Q: Which of the gas is not known as green house gas?
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5edef8a5d1536a09d5745f35- 1Methanefalse
- 2Hydrogentrue
- 3Nitrous oxidefalse
- 4Carbon dioxidefalse
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Answer : 2. "Hydrogen"
Explanation :
Whereas oxygen, nitrogen, and argon are not examples of greenhouse gases.
Q: Which of the following is caused by the higher concentration of Nitrogen and Phosphorous?
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5dfc9d4340c34473ac86ae3c- 1Eutrophicationtrue
- 2Hardnessfalse
- 3Alkalinityfalse
- 4Acidityfalse
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Answer : 1. "Eutrophication "
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