IIT JEE प्रश्न और उत्तर का अभ्यास करें
8प्र: What do eukaryotic cells have that prokaryotic cells do not? 1361 05b5cc666e4d2b4197774bf26
5b5cc666e4d2b4197774bf26- 1Nucleustrue
- 2Cytoplasmfalse
- 3Ribosomesfalse
- 4DNAfalse
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उत्तर : 1. "Nucleus"
व्याख्या :
Answer: A) Nucleus Explanation: Eukaryotic cells contain membrane-bound organelles, including a nucleus. Eukaryotes can be single-celled or multi-celled, such as you, me, plants, fungi, and insects. Whereas Prokaryotic cells do not contain a nucleus or any other membrane-bound organelle. Bacteria are an example of prokaryotes.
प्र: Privately owned businesses are common in which type of economy? 1361 05b5cc63de4d2b4197774baca
5b5cc63de4d2b4197774baca- 1Capitalist economiestrue
- 2Socialist economiesfalse
- 3Gift economiesfalse
- 4Planned economiesfalse
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उत्तर : 1. "Capitalist economies"
व्याख्या :
Answer: A) Capitalist economies Explanation:
प्र: A goods truck travels from a place at a certain time and at fixed speed. After 6hrs another truck leaves the same place and move in same direction of uniform speed of 90kmph. The truck catches up the goods truck in 4hrs. Find the speed of the goods truck ? 1361 05b5cc745e4d2b4197774f9fe
5b5cc745e4d2b4197774f9fe- 136 kmphtrue
- 232 kmphfalse
- 328 kmphfalse
- 434 kmphfalse
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उत्तर : 1. "36 kmph"
व्याख्या :
Answer: A) 36 kmph Explanation: Let the speed of goods truck be 'p' kmphDistance covered by goods truck in 10hrs (4+6) = Distance covered by other truck in 4 hrs. 10p = 4 x 90p = 36kmph.Therefore, the speed of the goods truck is p = 36 kmph.
प्र: K, L and M can do a piece of work in 20, 30 and 60 days respectively. In how many days can K do the total work if he is assisted by L and M on every third day ? 1361 05b5cc754e4d2b4197774fb86
5b5cc754e4d2b4197774fb86- 115 daystrue
- 213 daysfalse
- 312 daysfalse
- 410 daysfalse
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उत्तर : 1. "15 days"
व्याख्या :
Answer: A) 15 days Explanation: In one day work done by K = 1/20 Work done by K in 2 days = 1/10 Work done by K,L,M on 3rd day =1/20 + 1/30 + 1/60 = 1/10 Therefore, workdone in 3 days is = 1/10 + 1/10 = 1/5 1/5th of the work will be completed at the end of 3 days. The remaining work = 1 - 1/5 = 4/5 1/5 of work is completed in 3 days Total work wiil be done in 3 x 5 = 15 days.
प्र: What is the difference between the compound interests on Rs. 5000 for 11⁄2 years at 4% per annum compounded yearly and half-yearly? 1361 05b5cc6ace4d2b4197774d08c
5b5cc6ace4d2b4197774d08c- 1Rs. 1.80false
- 2Rs. 2.04true
- 3Rs. 3.18false
- 4Rs. 4.15false
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उत्तर : 2. "Rs. 2.04"
व्याख्या :
Answer: B) Rs. 2.04 Explanation: Compound Interest for 1 1⁄2 years when interest is compounded yearly = Rs.(5304 - 5000) Amount after 11⁄2 years when interest is compounded half-yearly Compound Interest for 1 1⁄2 years when interest is compounded half-yearly = Rs.(5306.04 - 5000) Difference in the compound interests = (5306.04 - 5000) - (5304 - 5000)= 5306.04 - 5304 = Rs. 2.04
प्र: What was the topic of the book 'The Other America'? 1361 05b5cc688e4d2b4197774c340
5b5cc688e4d2b4197774c340- 1Poverty was widespread in America.true
- 2Education was lacking in America.false
- 3Racism was widespread in America.false
- 4Americans needed more highways.false
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उत्तर : 1. "Poverty was widespread in America."
व्याख्या :
Answer: A) Poverty was widespread in America. Explanation: The book "The Other America" was written by Michael Harrington. The topic of the book 'The Other America' was Poverty was widespread in America.
प्र: UDAN - 2 has how many routes? 1361 05b5cc6b2e4d2b4197774d392
5b5cc6b2e4d2b4197774d392- 1128false
- 2325true
- 3256false
- 4110false
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उत्तर : 2. "325"
व्याख्या :
Answer: B) 325 Explanation: The Indian Government awarded 325 routes to airlines as well as helicopter operators under its regional connectivity scheme (RCS) with an emphasis on enhancing flight services to hilly and remote areas, including Kargil under the Regional air Connectivity Scheme (RCS) — Ude Desh Ka Aam Naagrik (UDAN-2). In the UDAN - 1 it has 128 routes.
प्र: Pressure, pain, and temperature receptors in the skin are 1360 05b5cc69ce4d2b4197774c867
5b5cc69ce4d2b4197774c867- 1Exteroceptorstrue
- 2Proprioceptorsfalse
- 3Interoceptorsfalse
- 4Mechanoreceptorsfalse
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उत्तर : 1. "Exteroceptors"
व्याख्या :
Answer: A) Exteroceptors Explanation:

