Basic Science Practice Question and Answer
8 Q: S. What is the unit of force in I.
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5fc9cbfcd0af4c56f5f06931- 1Joulefalse
- 2Newtontrue
- 3Wattfalse
- 4Cubic centimetersfalse
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Answer : 2. "Newton"
Q: Why does the sun appear red when rising and sinking?
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5fc9c1cfb3b23538af75b46f- 1radiationfalse
- 2Water vaporfalse
- 3Dust particlesfalse
- 4scatteringtrue
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Answer : 4. "scattering"
Q: Which is the principle of Learning Environment study?
769 060fa7d6f16158a5eedb4b426
60fa7d6f16158a5eedb4b426- 1Principle of necessityfalse
- 2Principle of utilityfalse
- 3Principle of relationship with lifefalse
- 4All of thesetrue
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Answer : 4. "All of these"
Q: Sericulture is called—
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5fe9a7a200e3f71b8285debc- 1Apiculturefalse
- 2Sericulturetrue
- 3Psiculturefalse
- 4Horticulturefalse
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Answer : 2. "Sericulture"
Q: Which of the following represents the equation for position-time relation?
767 0608278db60a06a7ffdaa9912
608278db60a06a7ffdaa9912- 1false
- 2true
- 3v = u + atfalse
- 4V = u + atfalse
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Answer : 2. " "
Q: Which crop is a Kharif crop?
765 06392b70ab13d3250d32c0399
6392b70ab13d3250d32c0399- 1Millettrue
- 2Oatfalse
- 3Flaxseedfalse
- 4Mustardfalse
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Answer : 1. "Millet"
Explanation :
Kharif crops – The crops sown in June-July in the Indian subcontinent are called Kharif crops. These crops are harvested in October and November. These require high temperature and humidity at the time of sowing and dry environment at the time of ripening.
Main Kharif crops – Cotton, groundnut, paddy, millet, maize, sweet potato, urad, moong, moth cowpea (Chanwala), jowar, arhar, dhaincha, sugarcane, soybean, okra, sesame, guar, jute, flax etc.
Q: If the mass of a body is 'm' on the surface of the earth, its mass on the surface of the moon will be :
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6087dba29f98193d2de84f3b- 1m/6false
- 2m+ 6false
- 3mtrue
- 46mfalse
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Answer : 3. "m"
Q: When is the Kharif crop harvested?
677 06392b28958400a550dde4cc7
6392b28958400a550dde4cc7- 1Marchfalse
- 2Junefalse
- 3Novembertrue
- 4Decemberfalse
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Answer : 3. "November"
Explanation :
Kharif crops – The crops sown in June-July in the Indian subcontinent are called Kharif crops. These crops are harvested in October and November. These require high temperature and humidity at the time of sowing and dry environment at the time of ripening.
Main Kharif crops – Cotton, groundnut, paddy, millet, maize, sweet potato, urad, moong, moth cowpea (Chanwala), jowar, arhar, dhaincha, sugarcane, soybean, okra, sesame, guar, jute, flax etc.