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Ecological efficiency is...

Ecological efficiency is

A

Food primary assimilated/Food energy ingested `xx100`

B

Gross primary productivity/Incident total solar radiation `xx100`

C

Volume of `CO_(2)` evolved/volume of `O_(2)` consumed

D

Energy in biomass productionat a trophic level/Energy in biomass production at previous trophical level `xx100`

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Verified by Experts

The correct Answer is:
D
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TRUEMAN BIOLOGY-ECOSYSTEM -MCQ
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  2. Identify the following food chain: Dead animal Blow fly maggots rarr C...

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  3. Ecological efficiency is

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  6. The process of mineralisation by micro organisms helps in the release ...

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  7. Which of the following is not a producer?

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  8. Among the following, where do you think the process of decomposition w...

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  9. How much of the net primary productivity of a terrestrial ecosystem is...

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

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  11. Which of the following type of ecosystem is expected in an area where ...

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  12. The zone at the edge of a lake or ocean which is alternatively exposed...

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  13. Edaphic factor refers to

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  14. Oceans occupy A percent of the earth surface and have a productivity o...

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  15. Bacterial and fungal enzymes degrade the detrius into simple inorganic...

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  16. Read the following statements about 'Humus', Choose the best option ...

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  17. All favour the process of decomposition except

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  18. Sun is the only source of energy for the given ecosystems except

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  19. In a terrestrial ecosystem the large fraction of energy flows through

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  20. Choose how many out of the given list are omnivores- Rabbit, Sparrow, ...

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