General Science Questions Practice Question and Answer
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Q: The refractive index of diamond is-
141 063b56b933d35cd0dee949e11
63b56b933d35cd0dee949e11- 11.77false
- 21.47false
- 31.44false
- 42.42true
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Answer : 4. "2.42"
Q: Which mirror is used in solar cooker?
144 063b569263d35cd0dee947abd
63b569263d35cd0dee947abd- 1convex mirrorfalse
- 2plane mirrorfalse
- 3concave mirrortrue
- 4None of thesefalse
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Answer : 3. "concave mirror"
Q: The width of the mirror is called that of the mirror?
138 063b5687e4a6bba4bab1da878
63b5687e4a6bba4bab1da878- 1focusfalse
- 2Polefalse
- 3Dwarkatrue
- 4None of these.false
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Answer : 3. "Dwarka"
Q: What is the image formed by a plane mirror?
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63b5682e28c33f137b2df480- 1realfalse
- 2Dreamytrue
- 3Reversefalse
- 4None of thesefalse
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Answer : 2. "Dreamy"
Q: If the image formed in a mirror is always erect, equal in size to the object, then the mirror is?
134 063b567e2f2c35e422dc74e31
63b567e2f2c35e422dc74e31- 1concavefalse
- 2convexfalse
- 3Flattrue
- 4None of thesefalse
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Answer : 3. "Flat"
Q: Is a mirror always an erect image of a real object?
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63b5677c4a6bba4bab1d82c2- 1flat, convex, concavefalse
- 2flat, concavefalse
- 3Convex Concavefalse
- 4flat, convextrue
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Answer : 4. "flat, convex"
Q: What is the locomotor part of hydra?
139 063b5670f4a6bba4bab1d7c45
63b5670f4a6bba4bab1d7c45- 1pseudopodfalse
- 2ciliafalse
- 3tentaclestrue
- 4None of thesefalse
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Answer : 3. "tentacles"
Q: Why do cat's eyes glow at night?
149 063b566c228c33f137b2dd061
63b566c228c33f137b2dd061- 1because of the special lensfalse
- 2no clear cause knownfalse
- 3due to gene effectfalse
- 4due to tapetum lucidumtrue
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Answer : 4. "due to tapetum lucidum"
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