Which of the following regions of the globe exhibits highest species diversity ?

(1) Madagascar 

(2) Himalayas

(3) Amazon forests 

(4) Western Ghats of India 

Subtopic:  Magnitude of Biodiversity |
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According to Robert May, the global species diversity is about:

1. 20 Million

2. 50 Million

3. 7 Million

4. 1.5 Million

Subtopic:  Magnitude of Biodiversity |
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According to Alexander von Humboldt :

1. Species richness decreases with increasing area of exploration

2. Species richness increases with the increasing area, but only up to limit

3. There is no relationship between species richness and area explored.

4. Species richness goes on increasing with increasing area of exploration

Subtopic:  Biodiversity Patterns |
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In the following, in each set, a conservation approach and an example of a method of conservation are given

(a) In situ conservation - Biosphere Reserve

(b) Ex situ conservation - Sacred groves

(c) In situ conservation - Seed bank

(d) Ex situ conservation - Cryopreservation `

Select the option with the correct match of approach and method :

1. (a) and (c)

2. (a) and (d)

3. (b) and (d)

4. (a) and (b)

Subtopic:  In Situ Conservation of Biodiversity | Ex Situ Conservation of Biodiversity |
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The Earth Summit held in Rio de Janeiro in 1992 was called:

1. for immediate steps to discontinue use of CFCs that were damaging the ozone layer

2. to reduce CO2 emissions and global warming 

3. for conservation of biodiversity and sustainable utilization of its benefits

4. to asess threat posed to native species by invasive weed species

Subtopic:  Ex Situ Conservation of Biodiversity |
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Which one of the following is not a method of in situ conservation of biodiversity?

1. Sacred Grove

2. Biosphere Reserve

3. Wildlife Sanctuary

4. Botanical Garden

Subtopic:  In Situ Conservation of Biodiversity |
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Decline in the population of Indian native fishes due to introduction of Clarias gariepinus in river Yamuna can be categorised as

1. Co-extinction

2. Habitat fragmentation

3. Over exploitation

4. Alien species invasion

Subtopic:  Loss of Biodiversity |
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Western Ghats have a large number of plant and animal species that are not found anywhere else. Which of the following terms will you use to notify such species ?

1. Endemic

2. Vulnerable

3. Threatened

4. Keystone

Subtopic:  Biodiversity Patterns |
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Exploration of molecular, genetic and species level diversity for novel products of economic importance is known as :

1. Biopiracy

2. Bioenergetics

3. Bioremediation

4. Bioprospecting

Subtopic:  Importance of Biodiversity |
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All of the following are included in 'Ex-situconservation' except
1. Wildlife safari parks
2. Sacred groves
3. Botanical Gardens
4. Seed banks
Subtopic:  Ex Situ Conservation of Biodiversity |
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