प्रश्न और उत्तर का अभ्यास करें
8 4 उत्तर : 2. "Dodo"
4 उत्तर : 3. "Ecology"
4 उत्तर : 4. "Amount of oxygen dissolve in water"
4 उत्तर : 2. "Alec Jeffreys"
4 उत्तर : 3. "Desstruction of natural habitates and regetation and Jhum cultivation"
4 उत्तर : 1. "% produce best resistant varieties of plant"
4 उत्तर : 3. "Dr. S. Radhakrishnan"
4 उत्तर : 4. "Protectio of environment"
प्र: A true species in mauritius failed to reproduce because of the extinction of a fruit eating bird. Which one of the following was that bird? 1457 05b5cc7ece4d2b41977751b4b
5b5cc7ece4d2b41977751b4b- 1Dovefalse
- 2Dodotrue
- 3Condorfalse
- 4Skuafalse
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 2. "Dodo"
व्याख्या :
Answer: B) Dodo Explanation:
प्र: Study of inter relationship between living organism and their environment is called _______ 973 05b5cc7ece4d2b41977751b46
5b5cc7ece4d2b41977751b46- 1Plant Geographyfalse
- 2Plant social sciencefalse
- 3Ecologytrue
- 4Ecosystemfalse
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 3. "Ecology"
व्याख्या :
Answer: C) Ecology Explanation:
प्र: Water pollution of a river is measured by_______ 1258 05b5cc7ece4d2b41977751b41
5b5cc7ece4d2b41977751b41- 1Amount of chlorine dissolve in waterfalse
- 2Amount of Ozone dissolve in waterfalse
- 3Amount of nitrogen dissolve in waterfalse
- 4Amount of oxygen dissolve in watertrue
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 4. "Amount of oxygen dissolve in water"
व्याख्या :
Answer: D) Amount of oxygen dissolve in water Explanation:
प्र: The technique of DNA fingerprinting in human was developed for first time by _________ 1179 05b5cc7ece4d2b41977751b3c
5b5cc7ece4d2b41977751b3c- 1Lalji Singhfalse
- 2Alec Jeffreystrue
- 3R. Ericsonfalse
- 4J. Blackfalse
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 2. "Alec Jeffreys"
व्याख्या :
Answer: B) Alec Jeffreys Explanation:
प्र: Which one of the following strongly threatens biodiversity? 1453 05b5cc7ebe4d2b41977751b37
5b5cc7ebe4d2b41977751b37- 1Eragile ecosystems such as mangroves and wetlandsfalse
- 2Inaccessible habitates in the Himalayasfalse
- 3Desstruction of natural habitates and regetation and Jhum cultivationtrue
- 4Creation of biosphere reservesfalse
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 3. "Desstruction of natural habitates and regetation and Jhum cultivation"
व्याख्या :
Answer: C) Desstruction of natural habitates and regetation and Jhum cultivation Explanation:
प्र: Important objective of biotechnology in agriculture section is _________ 1083 05b5cc7ebe4d2b41977751b32
5b5cc7ebe4d2b41977751b32- 1% produce best resistant varieties of planttrue
- 2% increase the nitrogen contentfalse
- 3% decrease the seed numberfalse
- 4% increase the plant weightfalse
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 1. "% produce best resistant varieties of plant"
व्याख्या :
Answer: A) % produce best resistant varieties of plant Explanation:
प्र: Who among the following was the first Indian to receive the Templeton Award? 1661 05b5cc7ebe4d2b41977751b2d
5b5cc7ebe4d2b41977751b2d- 1Baba amtefalse
- 2Mother teresafalse
- 3Dr. S. Radhakrishnantrue
- 4Vinoba bhavefalse
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उत्तर : 3. "Dr. S. Radhakrishnan"
व्याख्या :
Answer: C) Dr. S. Radhakrishnan Explanation:
प्र: 'Goldman Awards' are given for outstanding contribution in which of the following fields? 1349 05b5cc7ebe4d2b41977751b28
5b5cc7ebe4d2b41977751b28- 1Population controlfalse
- 2Popularization of sciencefalse
- 3Conservation of energyfalse
- 4Protectio of environmenttrue
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 4. "Protectio of environment"
व्याख्या :
Answer: D) Protectio of environment Explanation:
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