IIT JEE Practice Question and Answer
8Q: The term aerotolerant anaerobe refers to an organism that 2110 05b5cc66de4d2b4197774bf96
5b5cc66de4d2b4197774bf96- 1uses oxygen or grows without oxygen.false
- 2requires more oxygen than is present in air.false
- 3does not use oxygen but tolerates it.true
- 4requires less oxygen than is present in air.false
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Answer : 3. "does not use oxygen but tolerates it."
Explanation :
Answer: C) does not use oxygen but tolerates it. Explanation:
Q: Choose apropriate words which gives a complete meaning to the sentence from the given options. we were thinking ______ it _______ something like a requiem for our age. 2110 05b5cc741e4d2b4197774f9c7
5b5cc741e4d2b4197774f9c7- 1for, becausefalse
- 2for, asfalse
- 3of, astrue
- 4of, sincefalse
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Answer : 3. "of, as"
Explanation :
Answer: C) of, as Explanation:
Q: Sandalwood is largely found in 2110 05b5cc62fe4d2b4197774b94e
5b5cc62fe4d2b4197774b94e- 1Indiatrue
- 2Japanfalse
- 3Chinafalse
- 4Nepalfalse
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Answer : 1. "India"
Explanation :
Answer: A) India Explanation: Sandalwood is largely found in India and they are government owned and their harvest is controlled. Naturally grown sandalwood can be easily found in Karnataka, Tamilnadu, Andhra, Kerala, Gujarat, Madhya Pradesh, and U.P. Manipura and in some other states of India.
Q: 6 boys and 8 girls can do job in 10 days , 26 boys & 48 women do work in 2 days. Find time taken by 15 boys and 20 girls to do same work ? 2109 05b5cc74ae4d2b4197774fadb
5b5cc74ae4d2b4197774fadb- 12 daysfalse
- 23 daysfalse
- 34 daystrue
- 45 daysfalse
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Answer : 3. "4 days"
Explanation :
Answer: C) 4 days Explanation: One day work of 6 boys and 8 girls is given as 6b + 8g = 1/10 -------->(I) One day work of 26 boys and 48 women is given as 26b + 48w = 1/2 -------->(II) Divide both sides by 2 in (I) and then multiply both sides by 5 Now we get, 15b + 20g = 1/4. Therefore, 15 boys and 20 girls can do the same work in 4 days.
Q: A batsman scored 180 runs which included 11 boundaries and 8 sixes. What percent of his total score did he make by running between the wickets ? 2109 05b5cc75ce4d2b4197774fc4d
5b5cc75ce4d2b4197774fc4d- 162.45%false
- 251.42%false
- 348.88%true
- 447.32%false
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Answer : 3. "48.88%"
Explanation :
Answer: C) 48.88% Explanation: Number of runs made by running = 180 - (11 x 4 + 8 x 6)= 180 - (92)= 88Now, we need to calculate 88 is what percent of 180.⇒88180×100 = 48.888%.
Q: What color does yellow and green make? 2108 05b5cc69fe4d2b4197774c9d7
5b5cc69fe4d2b4197774c9d7- 1Limetrue
- 2Ocean mistfalse
- 3Maroonfalse
- 4Tangerinefalse
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Answer : 1. "Lime"
Explanation :
Answer: A) Lime Explanation: Yellow and green color mix make a Lime color. The three primary colors in additive mixing are red, green, and blue. In the absence of color or, when no colors are showing, the result is black. If all three primary colors are showing, the result is white. When red and green combine, the result is yellow. When red and blue combine, the result is magenta. When blue and green combine, the result is cyan.
Q: Which element is a member of the halogen family? 2108 05b5cc622e4d2b4197774b816
5b5cc622e4d2b4197774b816- 1Chlorinefalse
- 2Brominefalse
- 3Iodinefalse
- 4All of the abovetrue
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Answer : 4. "All of the above"
Explanation :
Answer: D) All of the above Explanation: The halogens make up group 17 in the periodic table. They are five elements: Chlorine (Cl) Fluorine (F) Bromine (B) Iodine (I) Astatine (At). But astatine is not purely halogen as it is radioactive.
Q: What will come in place of the question mark (?) in the following number series? 312 231 295 ? 282 257 2108 05b5cc6bfe4d2b4197774da33
5b5cc6bfe4d2b4197774da33- 1210false
- 225false
- 3246true
- 4279false
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Answer : 3. "246"
Explanation :
Answer: C) 246 Explanation: The series follows a pattern that, -92, +82, -72, +62, -52

