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Which of the following is most often a l...

Which of the following is most often a limiting factor of the primary productivity in any ecosystem?

A

Carbon

B

Nitrogen

C

Phosphorus

D

Sulphur

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CHETANA PUBLICATION-Ecosystems and Energy flow-EXERCISE
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  2. After landslide which of the following type of succession occurs?

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  3. Which of the following is most often a limiting factor of the primary ...

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  4. Which one of the following is not used for construction of ecological ...

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  5. Mass of living matter at a trophic level in an area at any time is cal...

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  6. Which one of the following animals may occupy more than one trophic le...

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  7. Identify the possible link "A" in the following food chain ...

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  8. Which one of the following animals may occupy more than one trophic le...

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  9. The horizontal distribution of trees is studied in

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  10. The ability to produce organic compounds in unit time is

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  11. In establishing new ecosystem on rock, the pioneers are

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  12. The succession that starts on abandoned crop land is

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  13. Guano deposits are rich in

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  14. Which of the followings is mainly responsible for ozone depletion?

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  15. Which is an artifical ecosystem?

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  16. Niche of a species is

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  17. Rate of storage of organic matter not used by heterotrophs is termed a...

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  18. Rate of storage of organic matter stored by autotrophs apart from its ...

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  19. Energy flow in an ecosystem is

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  20. In the pyramid of number, autotrophs occupy in pyramid.

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