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In an ecosystem the rate of production o...

In an ecosystem the rate of production of organic matter during photosynthesis is termed as:

A

Net primary productivity

B

Gross primary productivity

C

Secondary productivity

D

Net productivity

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The correct Answer is:
B
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MODERN PUBLICATION-ECOSYSTEM -COMPETITION FILE (OBJECTIVE TYPE QUESTIONS)(A. MULTIPLE CHOICE QUESTIONS)
  1. Secondary succession takes place on/in

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  2. The mass of living material at a trophic level at a particular time is...

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  3. In an ecosystem the rate of production of organic matter during photos...

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  4. During biological nitrogen fixation, inactivation of nitrogenase by ox...

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  5. In which of the following both pairs have correct combination ?

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  6. During ecological succession

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  7. Most animals that live in deep oceanic waters are:

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  8. Earthworm is a

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  9. The first trophic level in an ecosystem consists of:

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  10. Select the correct statement :

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  11. The rate of biomass production and the rate of production of organic m...

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  12. Pick out the correct option from (a) to (e). A. Primary succession ...

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  13. Read the statements regarding a stable community and choose the correc...

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  14. which of the following is called is called a link between producers an...

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  15. Which of the following is secondary production in an ecosystem ?

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  16. The pyramid of numbers in a grassland ecosystem is

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  17. Which of the following is a correct food chain?

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  18. The primary producers of the deep-sea hydrothermal vent ecosystem are:

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  19. Which of the following would appear as the pioneer organisms on bare r...

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  20. Which of the following is a characteristic feature of cropland ecosyst...

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