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Phytoplanktons of a pond ecosystem act a...

Phytoplanktons of a pond ecosystem act as :

A

Producers

B

Primary consumers

C

Decomposers

D

Secondary consumers

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The correct Answer is:
A
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Write a note on ecosystem.

The ecosystem consists of :

MBD PUBLICATION-ECOSYSTEMS-QUESTION BANK
  1. Biological equilibrium is found among which of the following ?

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  2. The two components of an ecosystem are

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  3. Phytoplanktons of a pond ecosystem act as :

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

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

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  6. 10% energy transfer law in food chain was first given by

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  7. Pedology is the study of:

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

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

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

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

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

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

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

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

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  16. The driving force of the ecosystem is :

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

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

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

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  20. Ecological succession on sand is:

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