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The two components of an ecosystem are...

The two components of an ecosystem are

A

Biotic and abiotic

B

Plants and animals

C

Weeds and micro-organisms

D

Plants and light

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The correct Answer is:
A
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MBD PUBLICATION-ECOSYSTEMS-QUESTION BANK
  1. Select the marine ecosystem with maximum productivity :

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  2. Biological equilibrium is found among which of the following ?

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  3. The two components of an ecosystem are

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  4. Phytoplanktons of a pond ecosystem act as :

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  5. Which of the following ecosystems has highest rate of gross primary pr...

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  6. The tendency of an organism to maintain internal eqilibrium in respons...

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  7. 10% energy transfer law in food chain was first given by

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  8. Pedology is the study of:

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  9. When an organism is benefitted without affecting the other is called :

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  10. Which one of the following is correct food chain ?

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  11. Concept of ecological pyramids was other in a food chain is :

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  12. Energy transfer from one trophic level to other in a food chain is :

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  13. In any food chain ,the largest population is that of

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  14. Which of the following is the most stable ecosystem?

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  15. In a biotic community (ecosystem) the primary consumers are:

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  16. If we completely remove the decomposers from an ecosystem ,its functio...

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  17. The driving force of the ecosystem is :

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  18. The food chain ,in which micro -organisms break down the energy -rich ...

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  19. A group of individuals belonging to same species constitute a :

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  20. A beneficial association which is necessary for survival of both partn...

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