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Class 11 Environmental Studies MCQ Chapter 3 Biodiversity and its Conservation
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Biodiversity and its Conservation
Chapter: 3
MULTIPLE CHOICE QUESTION ANSWER
1. In which year was Project Tiger launched?
(i) 1995.
(ii) 1975.
(iii) 1973.
(iv) 1970.
Ans: (iii) 1973.
2. Which of the following is a level of biodiversity?
(i) Genetic biodiversity.
(ii) Economic biodiversity.
(iii) Cultural biodiversity.
(iv) Structural biodiversity.
Ans: (i) Genetic biodiversity.
3. Conservation of Biodiversity is important for:
(i) Animals.
(ii) Animals and Plants.
(iii) Organisms.
(iv) None of the above.
Ans: (iii) Organisms.
4. What does ecosystem biodiversity refer to?
(i) The diversity of genes in a population.
(ii) The diversity of habitats and ecosystems within a defined area.
(iii) The number of species in an ecosystem.
(iv) The interaction between plants and animals only.
Ans: (ii) The diversity of habitats and ecosystems within a defined area.
5. Which of the following is the ill effect of deforestation?
(i) Increase in global temperature.
(ii) Increased level of carbon dioxide in air.
(iii) Decrease in groundwater.
(iv) All of the above.
Ans: (iv) All of the above.
6. Which of the following is an endemic species of India?
(i) Asian elephant.
(ii) Lion Tailed Macaque.
(iii) Whales.
(iv) None of the above.
Ans: (ii) Lion Tailed Macaque.
7. What percentage of the world’s food comes from plant species?
(i) 50%
(ii) 80%
(iii) 90%
(iv) 100%
Ans: (iii) 90%
8. What is a consequence of the loss of diversity in crop species?
(i) Improved crop.
(ii) Increased resistance to pests.
(iii) Threats to global food security.
(iv) Better taste in crops.
Ans: (iii) Threats to global food security.
9. Which group of vertebrates comprises the highest number of endangered species?
(i) Birds.
(ii) Mammals.
(iii) Fishes.
(iv) None of the above.
Ans: (ii) Mammals.
10. Which plant is the source of quinine?
(i) Tulsi.
(ii) Cinchona tree.
(iii) Hibiscus.
(iv) None of the above.
Ans: (ii) Cinchona tree.
11. When was the Wildlife Protection Act first implemented?
(i) 1970.
(ii) 1972.
(iii) 1980.
(iv) 1991.
Ans: (ii) 1972.
12. What is an example of a commercial product derived from animal resources?
(i) Paper.
(ii) Silk from silkworm.
(iii) Wood from trees.
(iv) Coal.
Ans: (ii) Silk from silkworm.
13. Which of the following species are NOT in the IUCN classification of threatened species?
(i) Harmful.
(ii) Extinct.
(iii) Vulnerable.
(iv) Endangered.
Ans: (i) Harmful.
14. Which of the following is an example of ex-situ conservation?
(i) Wildlife sanctuaries.
(ii) Biosphere reserves.
(iii) Zoological parks.
(iv) Forest reserves.
Ans: (iii) Zoological parks.
15. Which of the following states of India became the first carbon free state ?
(i) Arunachal Pradesh.
(ii) Chhattisgarh.
(iii) Himachal Pradesh.
(iv) Gujarat.
Ans: (iii) Himachal Pradesh.
