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Keystone species deserve protection beca...

Keystone species deserve protection because these
(a) are capable of surviving in harsh environmental conditions
(b) indicate presence of certain minerals in the soil
(c) have become rare due to overexploitation
(d) play an important role in supporting other species

A

Are capable of surviving in harsh environment conditions

B

Indicate presence of certain minerals in the soil

C

Have become rare due to oversxploitation

D

Play an important role in supporting other species.

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ALLEN-ORGANISM & ENVIRONMENT AND DEMOGRAPHY-EXERCISE-II
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  2. The Montreal Protocol refers to

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  3. Keystone species deserve protection because these (a) are capable of ...

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  4. In India, we find mangoes with different flavours, colours, fibre con...

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  5. Two plants can be conclusively said to belong to the same species if t...

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  6. Identify the odd combination of the habitat and the particular animal ...

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  7. Which one of the following ecosystem ecosystem types has the highest a...

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  8. In a coal-fired power plant, electrostatic precipitators are installed...

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  9. Which is a bioidicator of water pollution

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  10. A high density ofelephant population in an area can result in

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  11. Geometric representation of age structure is a characteristic of :

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  12. Which one of the pairs of organisms are exotic species introduced in I...

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  13. Which one is not observed in biodiversity hotspot

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  14. Which of the following is the correct percentage of the two (out of th...

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  15. World Summit on Sustainable Development (2002) was held in :

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  16. About 70% of total global carbon is found in

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  17. Quercus species are the dominant component in

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  18. A lake near a village suffered heavy mortality of fishes within a few ...

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  19. The table below gives the populations (in thousands) of ten species (...

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  20. Consider the following statements conerning food chains (i) Remova...

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