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During the process of ecological success...

During the process of ecological succession the changes that take place in communities are

A

Species diversity decreases

B

Structural complexity decreases

C

Niche become specilised

D

Food chain relationship becomes simple

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The correct Answer is:
C
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AAKASH INSTITUTE ENGLISH-ECOSYSTEM-Exercise
  1. Which of the following ecosystem lacks one or more structural compoent...

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  2. Artificial ecosystems are characterised by

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  3. Boundaries between one ecosystem and another are indistinct and overla...

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  4. Primary productivity is measured in terms of

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  5. Which of the following ecosystem is least productive ?

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  6. Assertion: Amount of organic matter synthesized by producers per unit ...

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  7. Mark the incorrect match .

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  8. Which of the following statement about decompostion is incorrect ?

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  9. Mark the odd one w.r.t. humus

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  10. Name the factors affecting the rate of decomposition.

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  11. What perentage of incident solar radiatoin is captured in photosynthes...

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  12. Mark the odd one (w.r.t.second trophic level)

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  13. Which of the following statement about GFC is incorrect ?

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  14. The amount of living material and nutrients present in different troph...

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  15. For tree and grassland ecosystems, pyramid of biomass is

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  16. Succession stage that occurs on a bare rock is called

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  17. During the process of ecological succession the changes that take plac...

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  18. What amount of carbon is fixed in the biosphere through photosynthesis...

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  19. In plant metabolism, phosphorus plays a major role to

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  20. According to Robert Constanza average price tag for ecosystem services...

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