Practice Question and Answer
8Q: Rare gases are 2063 05c2dbc15aea81766da94cacf
5c2dbc15aea81766da94cacf- 1mono atomictrue
- 2di atomicfalse
- 3tri atomicfalse
- 4None of abovefalse
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Answer : 1. "mono atomic"
Q: Tapas works twice as fast as Mihir. If both of them together complete a work in 12 days, Tapas alone can complete it in
2063 05e2061057925ca44aa9f2742
5e2061057925ca44aa9f2742- 115 daysfalse
- 218 daystrue
- 320 daysfalse
- 424 daysfalse
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Answer : 2. "18 days "
Q: If all three pipes are opened for 2 minutes to fill the tank each alternatively in the sequence of A then C and then B. Calculate water filled by pipes A is what % of water filled by pipe C?
2063 05fd35c3ec46a213fc5c5b347
5fd35c3ec46a213fc5c5b347- 172.5 %false
- 275 %true
- 377.5 %false
- 480 %false
- 582.5 %false
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Answer : 2. "75 %"
Q: Why is Golden Rice pale yellow in color? 2063 05b5cc6b9e4d2b4197774d6c6
5b5cc6b9e4d2b4197774d6c6- 1Rich in Beta-Carotenetrue
- 2Rich in Phycobilinsfalse
- 3Rich in Chlorophyllfalse
- 4Nonefalse
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Answer : 1. "Rich in Beta-Carotene"
Explanation :
Answer: A) Rich in Beta-Carotene Explanation: Golden Rice (Oryza sativa) denotes a genetically modified rice capable of biosynthesizing and accumulating β-carotene (provitamin A) in the endosperm, yielding a characteristic yellow color in the polished grains. Golden rice was developed to help cope with vitamin A deficiency, a problem that prevails in developing countries, affecting millions (Underwood, 2000; UNICEF, 2000). Vitamin A deficiency causes mortality and growth retardation in children and frequently impairs vision, leading to blindness. It also contributes indirectly to anemia by interfering with iron bioavailability. The endosperm of Golden Rice (Oryza sativa) is yellow due to the accumulation of β-carotene (provitamin A) and xanthophylls. The product of the two carotenoid biosynthesis transgenes used in Golden Rice results in Pale Yellow color.
Q: Agni Neerja disease is related to?
2062 063b6c6a228c33f137b3c5100
63b6c6a228c33f137b3c5100- 1Coconutfalse
- 2orangefalse
- 3Appletrue
- 4Grapesfalse
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Answer : 3. "Apple"
Explanation :
Agni Neerja disease is caused by the Yellow Vein Mosaic Virus (YUMA). It is not usually sap transmissible, but it has been transmitted by grafting under experimental conditions.
Q: In the afternoon, a student read 100 pages at the rate of 60 pages per hour. In the evening, when she was tired, she read 100 more pages at the rate of 40 pages per hour. What was her average rate of reading the pages per hour?
2062 05f2a82b5a5ce9779bd296c40
5f2a82b5a5ce9779bd296c40- 148true
- 250false
- 360false
- 470false
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Answer : 1. "48 "
Q: If 21 (49) 14 and 159 (169) 146, then what is the value of 'A' in 56 (A) 44?
2062 05f2be03eb57ade01cafb011f
5f2be03eb57ade01cafb011f- 1225false
- 2256false
- 3144true
- 4121false
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Answer : 3. "144 "
Q: If 4A=6B =5C; then A:B:C is
2062 05f1aa8033895c5708112b59e
5f1aa8033895c5708112b59e- 120 : 15 : 24false
- 215 :10 :12true
- 315 : 20 :24false
- 424 : 20 :15false
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