NCERT CLASS 12 | TOPIC : BIODIVERSITY AND CONSERVATION | PYQB (NEW-2) | NEET BIOLOGY ONLINE TEST

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NCERT CLASS 12 | TOPIC : BIODIVERSITY AND CONSERVATION | PYQB (NEW-2) | NEET BIOLOGY ONLINE TEST

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It contains 24 important questions. Choose the most correct answer. Then check your answer. Try again if there are errors. Regards : kalvisolai.net

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1 ➤ 1. Which of the following regions of the globe exhibits highest species diversity? [NEET (Phase-I) 2020]

(a) Madagascar (b) Himalayas (c) Amazon forests (d) Western Ghats of India

2 ➤ 2. According to Robert May, the global species diversity is about [NEET (Phase-I) 2020]

(a) 20 million. (b) 50 million. (c) 7 million. (d) 1.5 million.

3 ➤ 3. According to Alexander von Humboldt [NEET (Phase-II) 2020]

(a) Species richness decreases with increasing area of exploration. (b) Species richness increases with increasing area, but only up to limit. (c) There is no relationship between species richness and area explored. (d) Species richness goes on increasing with increasing area of exploration.

4 ➤ 4. Which of the following is the most important cause for animals and plants being driven to extinction? [NEET 2019]

(a) Drought and floods (b) Economic exploitation (c) Alien species invasion (d) Habitat loss and fragmentation

5 ➤ 5. Alexander Von Humbolt described for the first time: [NEET 2017]

(a) Ecological Biodiversity (b) Laws of limiting factor (c) Species area relationships (d) Population Growth equation

6 ➤ 6. Red list contains data or information on: [NEET (Phase-II) 2016]

(a) Threatened species (b) Marine vertebrates only (c) All economically Important plants (d) Plants whose products are in international Trade

7 ➤ 7. Which of the following is the most important cause of animals and plants being driven to extinction: [NEET (Phase-I) 2016]

(a) Over-exploitation (b) Alien species invasion (c) Habitat loss and fragmentation (d) Co-extinction

8 ➤ 8. Which of the following represent maximum number of species among global biodiversity? [AIPMT 2013]

(a) Mosses and ferns (b) Algae (c) Lichens (d) Fungi

9 ➤ 9. The biodiversity of a geographic region represents: [CBSE PMT (Mains) 2011]

(a) Genetic diversity present in the dominant species of the region (b) Species endemic to the region (c) Endangered species found in the region (d) Diversity of organisms living in the region

10 ➤ 10. Which one has the highest number of species? [CBSE PMT 2011]

(a) Birds (b) Angiosperms (c) Fungi (d) Insects

11 ➤ 1. In the following in each set a conservation approach and an example of method of conservation are given [NEET Phase II 2020]

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(A)In situ conservation - Biosphere Reserve

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(B) Ex situ conservation - Sacred groves

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(C) In situ conservation - Seed bank

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(D)Ex situ conservation - Cryo preservation

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Select the option with correct match of approach and method

(a) (A) and (C) (b) (A) and (D) (c) (B) and (D) (d) (A) and (B)

12 ➤ 2. Which one of the following is not a method of in situ conservation of biodiversity? [NEET 2019]

(a) Wildlife Sanctuary (b) Botanical Garden (c) Sacred Grove (d) Biosphere Reserve

13 ➤ 3. The Earth Summit held in Rio de Janeiro in 1992 was called [NEET 2019]

(a) for conservation of biodiversity and sustainable utilisation of its benefits. (b) to assess threat posed to native species by invasive weed species. (c) for immediate steps to discontinue use of CFCs that were damaging the ozone layer. (d) to reduce CO2 emissions and global warming.

14 ➤ 4. All of the following are included in ‘ex-situ' conservation except: [NEET 2018]

(a) Botanical gardens (b) Sacred groves (c) Wildlife safari parks (d) Seed banks

15 ➤ 5. Which one of the following is related to Ex-situ conservation of threatened animals and plants? [NEET 2017]

(a) Wildlife Safari parks (b) Biodiversity hot spots (c) Amazon rainforest (d) Himalayan region

16 ➤ 6. The region of Biosphere Reserve which is legally protected and where no human activity is allowed is known as: [NEET 2017]

(a) Core zone (b) Buffer zone (c) Transition zone (d) Restoration zone

17 ➤ 7. Which of the following National Parks is home to the famous deer Hangul? [NEET Phase II 2016]

(a) Dachigam National Park, J and K (b) Keibul Lamjao National Park, Manipur (c) Bandhavgrah National Park, Madhya Pradesh (d) Eaglenest Wildlife Sanctuary, Arunachal Pradesh

18 ➤ 8. Which is the national aquatic animal of India? [NEET Phase I 2016]

(a) Sea horse (b) Gangetic shark (c) River dolphin (d) Blue whale

19 ➤ 9. An area is declared as ‘hot spot’ when: [AIPMT 2015]

(a) It has 1500 or more endemic species and 75% of its original habitat is lost. (b) It has 1500 or more vertebral species and 75% of its original habitat is lost. (c) It has more than 2000 species of plants. (d) Most of the species inhabiting the area are facing the risk of extinction.

20 ➤ 10. Which is not used for ex situ plant conservation? [AIPMT 2013]

(a) Botanical gardens (b) Field gene banks (c) Seed banks (d) Shifting cultivation

21 ➤ 11. Select the correct statement about diversity: [AIPMT (Mains) 2012]

(a) Large scale planting of Bt cotton has no adverse effect on biodiversity. (b) Conservation of biodiversity is a fad pursued by developed countries. (c) Desert areas of Rajasthan and Gujarat have a very high level of desert animal species as well as numerous rare animals. (d) Western Ghats have a very high degree of species richness and endemism.

22 ➤ 12. A hotspot of biodiversity in India is: [AIPMT 2012]

(a) Eastern Ghats (b) Western Ghats (c) Gangetic plain (d) Sunderbans

23 ➤ 13. Which one of the following is an example of ex situ conservation? [CBSE PMT 2010, AIPMT 2014]

(a) Sacred grove (b) National park (c) Wildlife sanctuary (d) Seed bank

24 ➤ 14. World Summit on Sustainable Development of 2002 was held in: [CBSE PMT 2008]

(a) South Africa (b) Sweden (c) Argentina (d) Brazil

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