IIT JEE Practice Question and Answer
8Q: What do genes code for? 1054 05b5cc6aae4d2b4197774cf51
5b5cc6aae4d2b4197774cf51- 1Ptoteinstrue
- 2DNAfalse
- 3RNAfalse
- 4Nonefalse
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Answer : 1. "Ptoteins"
Explanation :
Answer: A) Ptoteins Explanation: The genome of an organism is inscribed in DNA, or in some viruses RNA. The portion of the genome that codes for a protein or an RNA is referred to as a gene. Those genes that code for proteins are composed of tri-nucleotide units called codons, each coding for a single amino acid.
Q: If x and y are the two digits of the number 653xy such that this number is divisible by 80, then x+y is equal to ? 1054 05b5cc761e4d2b4197774fd62
5b5cc761e4d2b4197774fd62- 15false
- 24false
- 33false
- 42true
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Answer : 4. "2"
Explanation :
Answer: D) 2 Explanation: Since 653xy is divisible by 5 as well as 2, so y = 0.Now, 653x0 must be divisible by 8.So, 3x0 must be divisible by 8. This happens when x = 2x + y = (2 + 0) = 2.
Q: What is the function of an antagonist in a story? 1052 05b5cc636e4d2b4197774ba33
5b5cc636e4d2b4197774ba33- Show Answer
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Answer :
Explanation :
The antagonist is the negative or opposing force in a story. It could be a human enemy, or it could be non-human, like an animal or something less tangible, like fear. The antagonist plays an important role in story development.
Q: At what temperature (in Fahrenheit) pure water freezes? 1051 05b5cc6b9e4d2b4197774d6f8
5b5cc6b9e4d2b4197774d6f8- 10false
- 217false
- 332true
- 439false
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Answer : 3. "32"
Explanation :
Answer: C) 32 Explanation: 32oFWe know that T(°F) = T(°C) × 1.8 + 3232(°F) = 0(°C)
Q: Several Budget proposals, including the reintroduction of the tax on long-term capital gains (LTCG) exceeding __ from the sale of shares, will kick in from 01st April 2018, the beginning of the 2018-19 financial year. 1050 05b5cc69ce4d2b4197774c882
5b5cc69ce4d2b4197774c882- 11 lakhtrue
- 22 lakhsfalse
- 33 lakhsfalse
- 44 lakhsfalse
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Answer : 1. "1 lakh"
Explanation :
Answer: A) 1 lakh Explanation: Several Budget proposals, including the reintroduction of the tax on long-term capital gains (LTCG) exceeding 1 lakh from the sale of shares, will kick in from 01st April 2018, the beginning of the 2018-19 financial year.
Q: International Day of United Nations Peacekeepers was observed on 1050 05b5cc6dae4d2b4197774e8b4
5b5cc6dae4d2b4197774e8b4- 128 Mayfalse
- 229 Maytrue
- 330 Mayfalse
- 431 Mayfalse
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Answer : 2. "29 May"
Explanation :
Answer: B) 29 May Explanation: The United Nations General Assembly designated 29 May as the International Day of United Nations Peacekeepers. The day has two purposes: To honour the memory of the UN peacekeepers who have lost their lives in the cause of peace. To pay tribute to all the men and women who have served and continue to serve in UN Peacekeeping operations for their high level of professionalism, dedication and courage. The theme for the 2017 International Day of UN Peacekeepers is “Investing in Peace Around the World“.
Q: 311, 230, 294, ?, 281, 256 What will come in place of the question mark (?) in the above number series? 1050 05b5cc6bbe4d2b4197774d81b
5b5cc6bbe4d2b4197774d81b- 1240false
- 2245true
- 3244false
- 4246false
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Answer : 2. "245"
Explanation :
Answer: B) 245 Explanation: Given 311 230 294 ? 281 256 311 - (9x9) = 230 230 + (8x8) = 294 294 - (7x7) = 245 245 + (6x6) = 281 281 - (5x5) = 256 Hence, the missing number in the given series is 245.
Q: The average marks of a student in 7 subjects is 85. His average marks in 6 subjects except English is 83. What is his marks in English ? 1050 05b5cc6c2e4d2b4197774dbf5
5b5cc6c2e4d2b4197774dbf5- 197true
- 298false
- 392false
- 493false
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Answer : 1. "97"
Explanation :
Answer: A) 97 Explanation: Marks in English = 85×7 – 83×6 = 595 – 498 = 97