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Apart from being part of the food chain,...

Apart from being part of the food chain, predators play other important roles. Mention any two such roles supported by examples.

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(i) Predators prevent the monopolization of an environmental area by prey species.
(ii) Predators maintain the optimal activity of prey population by remaoving weak and less efficient members.
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MODERN PUBLICATION-ECOSYSTEM -REVISION EXERCISES (III. SHORT ANSWER TYPE - I QUESTIONS) (B. QUESTIONS FROM CBSE EXAMINATIONS)
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  6. Identify the type of the given ecological pyramid and give one example...

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  7. Differentiate between a detritivore and a decomposer giving an example...

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  8. The gradual and predictable change in the species composition of a giv...

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  9. Why the pyramid of energy is always upright ? Explain.

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  10. "It is possible that a species may occupy more than one trophic level ...

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  11. Apart from being part of the food chain, predators play other importan...

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  12. How are productivity, gross productivity, net primary productivity and...

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  13. Your advice is sought to improve the nitrogen content of the soil to b...

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  14. Justify the statement ,"Pyramid of energy is always straight and can n...

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  15. The pyramid of biomass not always straight " Explain the statement.

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