IIT JEE प्रश्न और उत्तर का अभ्यास करें
8प्र: In general, which is the cause of a land breeze? 1387 05b5cc626e4d2b4197774b846
5b5cc626e4d2b4197774b846- 1Pressurefalse
- 2Heatfalse
- 3Temperaturetrue
- 4None of the abovefalse
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उत्तर : 3. "Temperature"
व्याख्या :
Answer: C) Temperature Explanation: The land breeze is a coastal breeze at night blowing from the land to the ocean. It is caused by the difference in the rates of cooling of the land and of the ocean. Once again, the bigger the difference in temperature between the two, the stronger the wind.
प्र: Impulse conduction is fastest in neurons that are 2067 05b5cc626e4d2b4197774b84b
5b5cc626e4d2b4197774b84b- 1Myelinatedtrue
- 2Motorfalse
- 3Unmyelinatedfalse
- 4Sensoryfalse
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उत्तर : 1. "Myelinated"
व्याख्या :
Answer: A) Myelinated Explanation: A myelinated nerve can be found int the brain or spinal cord as well as the peripheral nervous system, it is white and is surrounded by schwann cells or oligodendrocytes.
प्र: 9 tens 10 ones equals 2015 05b5cc626e4d2b4197774b83c
5b5cc626e4d2b4197774b83c- 1910false
- 290false
- 391false
- 4100true
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उत्तर : 4. "100"
व्याख्या :
Answer: D) 100 Explanation: 9 tens 10 ones equals => 9 x 10 + 10 x 1 => 90 + 10 => 100.
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उत्तर :
व्याख्या :
The given letter equation implies that, 7 C in the R = 7 Colours in a Rainbow.
प्र: I have a face but no eyes Puzzle 1086 05b5cc626e4d2b4197774b83a
5b5cc626e4d2b4197774b83a- उत्तर देखें
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उत्तर :
व्याख्या :
A Clock has a face, but no eyes. It has 3 hands i.e, hours, minutes and seconds hands but no arms.
प्र: Waksman got the noble prize for the discovery of 1234 05b5cc626e4d2b4197774b82f
5b5cc626e4d2b4197774b82f- 1Streptomycintrue
- 2Chloromycetinfalse
- 3Pencillinfalse
- 4Neomycinfalse
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उत्तर : 1. "Streptomycin"
व्याख्या :
Answer: A) Streptomycin Explanation: In 1952, Waksman was awarded the Nobel Prize in Physiology or Medicine in recognition "for his discovery of streptomycin," the first antibiotic active against tuberculosis.
प्र: The oldest form of composition of Hindustan Vocal music is 1485 15b5cc626e4d2b4197774b834
5b5cc626e4d2b4197774b834- 1Thumrifalse
- 2Ghazalfalse
- 3Dhrupadtrue
- 4None of the abovefalse
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उत्तर : 3. "Dhrupad"
व्याख्या :
Answer: C) Dhrupad Explanation:
प्र: Two bottles contains mixture of milk and water. First bottle contains 64% milk and second bottle contains 26% water. In what ratio these two mixtures are mixed so that new mixture contains 68% milk? 1960 05b5cc626e4d2b4197774b82a
5b5cc626e4d2b4197774b82a- 13 : 2true
- 22 : 1false
- 31 : 2false
- 42 : 3false
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उत्तर : 1. "3 : 2"
व्याख्या :
Answer: A) 3 : 2 Explanation: % of milk in first bottle = 64% % of milk in second bottle = 100 - 26 = 74% Now, ATQ 64% 74% 68% 6 4 Hence, by using allegation method, Required ratio = 3 : 2