Practice Question and Answer
8 Q:Study the following graph to answer these questions :
Percent profit earned by two companies A & B over the years.
Profit = Income – Expenditure
Expenditure of Company B in years 1996 and 1997 were in the ratio of 5:7 respectively. What was the respective ratio of their incomes?
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5e79abcb8560ba13b027618fPercent profit earned by two companies A & B over the years.
Profit = Income – Expenditure
- 110:13false
- 28:13false
- 313:14false
- 411:14false
- 5None of thesetrue
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Answer : 5. "None of these"
Q: Which of the following statements about ddntps is true? 3043 05b5cc688e4d2b4197774c350
5b5cc688e4d2b4197774c350- 1They have a hydrogen at the 3’ carbon of the sugar.true
- 2DNA polymerase can add a new dNTP to a 3’ ddNTP.false
- 3They have a free 3’-hydroxyl group on the ribose sugar.false
- 4They have an oxygen at the 2’ carbon of the ribose sugar.false
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Answer : 1. "They have a hydrogen at the 3’ carbon of the sugar."
Explanation :
Answer: A) They have a hydrogen at the 3’ carbon of the sugar. Explanation: ddNTPs - Dideoxynucleotides and abbreviated as ddNTPs. They are chain-elongating inhibitors of DNA polymerase, used in the Sanger method for DNA sequencing. They have a hydrogen at the 3’ carbon of the ribose sugar.
Q: FRIEND : FPIBNZ :: PATRON : ? 3043 05b5cc6b1e4d2b4197774d2fe
5b5cc6b1e4d2b4197774d2fe- 1PTYOPIfalse
- 2PYTOPJfalse
- 3PYTOOJtrue
- 4PYTPOJfalse
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Answer : 3. "PYTOOJ"
Explanation :
Answer: C) PYTOOJ Explanation: FRIEND : FPIBNZ Follows a pattern that, F - F R- second letter to left of R i.e, P I - I E - Third letter to left of E i.e, B N - N D - Fourth letter to left of D i.e, Z Similarly, for PATRON P - P A - second letter to left of A i.e, Y T - T R - Third letter to left of R i.e, O O - O N - Fourth letter to left of N i.e, J PATRON : PYTOOJ Therefore, FRIEND : FPIBNZ :: PATRON : PYTOOJ
Q: In Which District Central Camel Breeding Centre is located?
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5fe332be7ccd476f238953ef- 1Baranfalse
- 2Jodhpurtrue
- 3Tonkfalse
- 4Jhunjhunufalse
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Answer : 2. "Jodhpur"
Q: Which American President was a famous film/T.V. star before he became the President 3042 05c5bec876656890861a5dcc8
5c5bec876656890861a5dcc8- 1J.F. Kennedyfalse
- 2Geraid R. Fondfalse
- 3Richard Nixonfalse
- 4Ronald Regantrue
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Answer : 4. "Ronald Regan"
Q: 12 pumps working 6 hours a day can empty a completely filled reservoir in 15 days. How many such pumps working 9 hours a day will empty the same reservoir in 12 days?
3042 15d70e6f7eb96471d6f369878
5d70e6f7eb96471d6f369878- 115false
- 29false
- 310true
- 412false
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Answer : 3. "10"
Q: Identify the diagram that best represents the relationship among the classes given below.
Females, Mothers and Sisters.
3042 05ee1b95b74a20857cfecc485
5ee1b95b74a20857cfecc485Females, Mothers and Sisters.
- 1Afalse
- 2Bfalse
- 3Cfalse
- 4Dtrue
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Answer : 4. "D"
Q: A trader mixes 36 kg of rice at Rs. 20 per kg with 14 kg of rice of other variety at Rs. 36 per kg and sells the mixture at Rs. 30 per kg. His profit percent is: 3041 05b5cc76ae4d2b4197774fe4a
5b5cc76ae4d2b4197774fe4a- 125%false
- 221.14%false
- 322.54%true
- 427.32%false
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Answer : 3. "22.54%"
Explanation :
Answer: C) 22.54% Explanation: C.P. of 50 kg rice = Rs. (36 x 20 + 14 x 36) = Rs. (720 + 504) = Rs.1224. S.P. of 56 kg rice = Rs. (50 x 30) = Rs.1500. Profit = 1500 - 1224 = Rs.276 Profit % = ProfitC.P×100 = 2761224×100 = 22.54%.