IIT JEE प्रश्न और उत्तर का अभ्यास करें
8प्र: Richest Municipal Corporation in India? 1769 05b5cc6a1e4d2b4197774cab8
5b5cc6a1e4d2b4197774cab8- 1Hyderabadfalse
- 2Mumbaitrue
- 3Delhifalse
- 4Ludhianafalse
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उत्तर : 2. "Mumbai"
व्याख्या :
Answer: B) Mumbai Explanation: Brihanmumbai Municipal Corporation (BMC), is the governing civic body of Mumbai, the Municipal Corporation of Greater Mumbai, Maharashtra is India's richest municipal corporation. The BMC's annual budget exceeds that of some of the smaller states of India.
प्र: Where does translation occur? 1769 05b5cc639e4d2b4197774ba67
5b5cc639e4d2b4197774ba67- 1Nucleusfalse
- 2Ribosomesfalse
- 3Cytoplasmtrue
- 4mitochondrionfalse
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उत्तर : 3. "Cytoplasm"
व्याख्या :
Answer: C) Cytoplasm Explanation: Right after that, the mRNA enters the cytoplasm through nuclear pores. There, it could be translated into proteins by ribosomes. This process is called translation. Translation occurs in the cytoplasm whereas transcription occurs in the nucleus.
प्र: Secondary consumers are eaten by larger 1769 05b5cc63de4d2b4197774bac0
5b5cc63de4d2b4197774bac0- 1fast animalfalse
- 2animal in the third trophic levelfalse
- 3herbivorous animalfalse
- 4predatortrue
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उत्तर : 4. "predator"
व्याख्या :
Answer: D) predator Explanation: A tertiary consumer is an animal that obtains its nutrition by eating primary consumers and secondary consumers. Usually tertiary consumers are carnivorous predators, although they may also be omnivores, which are animals that feed on both meat and plant material. Tertiary consumers often occupy the top trophic level, and so are predated by no other animals; in this case they are called "apex predators". However, when they die their bodies will be consumed by scavengers and decomposers.
प्र: A myocardial infarction is a heart attack. 1768 05b5cc60ae4d2b4197774b587
5b5cc60ae4d2b4197774b587- 1TRUEtrue
- 2FALSE Answer & Explanation Answer:false
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उत्तर : 1. "TRUE"
व्याख्या :
Answer: A) TRUE Explanation: True, the given statement that a myocardial infarction is a heart attack.
प्र: Nucleus of Hydrogen atom consists of 1768 05b5cc6aee4d2b4197774d149
5b5cc6aee4d2b4197774d149- 12 protons onlyfalse
- 22 neutrons onlyfalse
- 31 proton onlytrue
- 41 electron onlyfalse
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उत्तर : 3. "1 proton only"
व्याख्या :
Answer: C) 1 proton only Explanation: The nucleus of hydrogen consists of only a single proton. Its parts are a single negatively-charged electron that circles a single positively-charged nucleus of the hydrogen atom. The electron is bound to the nucleus by the Coulomb force.
प्र: If three eighth of a number is 141. What will be the approximately value of 32.08% of this number ? 1768 05b5cc6ebe4d2b4197774ee73
5b5cc6ebe4d2b4197774ee73- 1101false
- 2112false
- 3104false
- 4120true
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उत्तर : 4. "120"
व्याख्या :
Answer: D) 120 Explanation: K x 3/8 = 141 => K = 376 376 x 32.08/100 = 120
प्र: Nine different letters of alphabet are given, words with 5 letters are formed from these given letters. Then, how many such words can be formed which have at least one letter repeated ? 1767 05b5cc6c6e4d2b4197774de0e
5b5cc6c6e4d2b4197774de0e- 143929true
- 259049false
- 315120false
- 40false
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उत्तर : 1. "43929"
व्याख्या :
Answer: A) 43929 Explanation: Number of words with 5 letters from given 9 alphabets formed = 95 Number of words with 5 letters from given 9 alphabets formed such that no letter is repeated is = 9P5 Number of words can be formed which have at least one letter repeated = 95 - 9P5 = 59049 - 15120 = 43929
प्र: Light from the sun reaches us in nearly 1767 05b5cc6a2e4d2b4197774cbc2
5b5cc6a2e4d2b4197774cbc2- 15 minfalse
- 24.30 hrsfalse
- 38 mintrue
- 45.30 hrsfalse
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उत्तर : 3. "8 min"
व्याख्या :
Answer: C) 8 min Explanation: The light from the sun takes about 8 minutes to reach the Earth after it has been emitted from the sun's surface. The time it takes for light to reach planets in our Solar System varies from about 3 minutes for Mercury to about 5.3 hours for Pluto.

