Science GK Practice Question and Answer
8 4 Q:
601407eed039355294ee53a6 4 Q:
64424f9b0d865d025e66385d Answer : 2. "3"
4 Q:
611b621114663c47a233f0dd 4 Q:
60140352d039355294ee14dd 4 Q:
611b609bccbc2b477b6dbfa3 4 Q:
604deb7fe7f3ff5d8f6656c8 4 Q:
604ded87e7f3ff5d8f665775 4 Q:
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Q: The function of dynamo is?
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601407eed039355294ee53a6- 1Converting electrical energy into mechanical energyfalse
- 2Converting mechanical energy into electrical energytrue
- 3Converting electrical energy into heatfalse
- 4None of thesefalse
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Answer : 2. "Converting mechanical energy into electrical energy"
Q: The number of ossicles in the ear of mammals is
835 064424f9b0d865d025e66385d
64424f9b0d865d025e66385d- 12false
- 23true
- 34false
- 45false
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Answer : 2. "3"
Explanation :
The mammalian middle ear contains three ossicles, which move the vibrations of the eardrum into waves in the liquid and membrane of the inward ear. There are three ossicles in every ear : Malleus, Incus, Stapes. As we have a couple of ears, so altogether there are 6 ossicles, or 3 sets of ossicles.
Q: Vinegar is acidic in nature due to
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611b621114663c47a233f0dd- 1Citric acidfalse
- 2sulfuric acidfalse
- 3hydrochloric acidfalse
- 4acetic acidtrue
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Answer : 4. "acetic acid"
Q: Any moving body on earth comes to rest due to the following reason?
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60140352d039355294ee14dd- 1Due to inertial lawfalse
- 2due to friction forcetrue
- 3Due to momentum conservationfalse
- 4due to the force of gravityfalse
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Answer : 2. "due to friction force"
Q: Which acid is used as a dehydrating agent?
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611b609bccbc2b477b6dbfa3- 1hydrochloric acidfalse
- 2sulfuric acidtrue
- 3acetic acidfalse
- 4nitric acidfalse
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Answer : 2. "sulfuric acid"
Q: Vl W. Was given a multipurpose concept
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604deb7fe7f3ff5d8f6656c8- 1Community Development Programfalse
- 2National Rural Employment Programfalse
- 3Etawah Backward Schemetrue
- 4None of the abovefalse
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Answer : 3. "Etawah Backward Scheme"
Q: Banks were nationalized?
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604ded87e7f3ff5d8f665775- 1June 19, 1969false
- 219 July 1969true
- 3August 19, 1969false
- 42 October 1969false
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Answer : 2. "19 July 1969"
Q: Mechanical energy is converted into electrical energy by
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5fc9cd43cac441723c82ba81- 1transformerfalse
- 2Ammeterfalse
- 3Galvanometerfalse
- 4Dynamotrue
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Answer : 4. "Dynamo"
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