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Strict protection of biodiversity hotspo...

Strict protection of biodiversity hotspots could reduce ongoing mass extinctions by almost

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Fill in the blank with appropriate words. (i) Intially 25 biodiversity hotspots were identified but subsequently………. More have been added to the list. (ii) Strict protection to biodiversity hotspots could reduce the ongoing mass extinction by almost......... (iii) India has............. biosphere reserves......... national parks and .......... wildlife sanctuaries. (iv) The........... on sustainable development held in 2002 in Johannesburg 190 countries pledged their commitment achieve by 2010.

Assertion : All the biodiversity hotspots put together cover less than 2 per cent of the Earth's land area. Reason : The strict protection of the hotspots could reduce the ongoing mass extinction by almost 19 per cent.

Explain as to how protection of biodiversity hot spots alone can reduce up to 30% of the current rate of species extinction.

The 'Red Data Books' published by the International Union for Conservation of Nature and Natural Resources (IUCN) contains lists of: 1. Economic plant and animal species present in the biodiversity hotspots 2. Threatened plant and animal species 3. Protected sites for conservation of Nature and natural resources in various countries Select the correct answer using the codes given below:

Which of the following statements regarding biodiversity hotspots are incorrect? (i) High endemism (ii) High level of species richness (iii) Total number is 34 in the world (iv) Five of these occur in India (v) High alien species invasion (vi) Cover less than 2% of the earth's land area, but if properly conserved, they can reduce extinctions by about 30%

What could have triggered mass extinctions of species in the past ?

Biodiversity hotspots are geographical areas with high species diversity which need maximum protection. Thereare "_________" such biodiversity hotspots present all over the world, "_________" spreading over the states of Gujarat, Maharastra, Goa,Tamil Nadu and Kerala is one of the biodiversity hotspots in India. "__________" sanctuary in Assam in under threat due to indiscirminate use of water. "__________" and "__________" are endangered species in this region. "____________" sanctuary of West Bengal is reserved for tigers.

State true/false in the following statements. Correct each false statements to make it true. (i) The in-situ conservation strategies emphasise protection of whole ecosystem, therfore its biodiversity at all levels is protected. (ii) Biodiversity hotspots put together cover 2.4% of the earth's land area. (iii) In india, ecologically unique and biodiversity rich regions are legally protected as sanctuaries, national parks and biosphere reserves. (iv) In Uttar Pradesh, the sacred groves are the last refuges for a large number of rare and threatened plants.

AAKASH INSTITUTE-BIODIVERSITY AND CONSERVATION-SECTION - A (Objective Type Questions)
  1. Match the animals given in column A with their location in column B. ...

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  2. IUCN Red List (2004) documents the extinction of A species in th...

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  3. Loss of biodiversity in a region may lead to all of the following, exc...

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  4. Presently A % of all mammal species and B % of all gy...

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  5. The Evil Quartet represents the major causes of

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  6. Which of the following is the most important cause driving animals and...

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  7. Which of the following organisms are badly affected when large habitat...

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  8. Extinction of more than 200 species of cichlid fish in lake Victoria w...

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  9. When a host fish species becomes extinct, its unique assemblage of par...

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  10. More than % of the drugs currently sold in the market worldw...

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  11. Bio-prospecting is exploring molecular, genetic and species level dive...

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  12. The fast dwindling A forest is estimated to produce B perce...

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  13. How many biodiversity hotspots have been idnetified in the world?

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  14. Strict protection of biodiversity hotspots could reduce ongoing mass e...

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  15. "When we conserve and protect the whole ecosystem, its biodiversity at...

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  16. Mark the correct match

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  17. In which of the following method threatened animals are taken out from...

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  18. Gametes of threatened species can be preserved in viable and fertile c...

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  19. Select the incorrect match

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  20. How many countries piedged their commitment to achieve by 2010, a sign...

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