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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.

Text Solution

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The correct Answer is:
D
Keystone species are those which have significant and disproportionately large influence on the community structure and characteristics. It has often considerably low abundance and biomass as compared to dominant species. Removal of such species causes serious disruption in structure and function of community.
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NCERT FINGERTIPS-BIODIVERSITY & CONSERVATION-Biodiversity & Conservation
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  2. Character of a stable community is that it

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  3. Keystone species deserve protection because these

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  4. Match column I with column II and select the correct option from the g...

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  6. Oragnisation responsible for maintaining Red Data Book is

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  7. Red Data Book deals with

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  8. How many species are documented to be extinct in last 500 years by IUC...

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  9. According to IUCN, some of the extinctions inclide (i) Dodo (ii) I...

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  10. Bali, Javan Caspian are

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  11. Select the correct term for the following definitions (I,ii,iii,iv). ...

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  12. Antilope cervicapra (blackbuck) is

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  13. A critically endangered animal is

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  14. Match column I with column II and select the correct option from the g...

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  15. The impact of loss of biodiversity include

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  16. Which of the following statements describe natural extinction ? (i) ...

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  18. Read the given statement and select the correct option. Statement 1...

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  19. Dodo, passenger pigeon and Steller's sea cow became extinct in the las...

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