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Which of the following ecosystems is mos...

Which of the following ecosystems is most productive in terms of net primary production?

A

Deserts

B

Tropical rainforests

C

Oceans

D

Estuaries

Text Solution

Verified by Experts

The correct Answer is:
B
Tropical rainforests have an average net primary productivity (NPP) of `1,500 g//m^(2)//yr`. Open oceans and deserts have average NPP of 125 and 90 `g//m^(2)yr` respectively. Algal beds and reefs ecosystem have average NPP of 2,500 `g//m^(2)yr`.
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NCERT FINGERTIPS-ECOSYSTEM-Ecosystem
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  2. Which of the pyramid of biomass can be found in which ecosystem?

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  3. Which of the following ecosystems is most productive in terms of net p...

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  4. Pyramid of numbers is

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  5. Approximately how much of the solar energy that falls on the leaves of...

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  6. Among the following where do you think the process of decomposition wo...

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

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  8. During the process of ecological succession, the changes that take pla...

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  9. Climax community is in a state of

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  10. Among the following biogeochemical cycles, which one does not have los...

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  11. The sequence of communities of primary succession in water is

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  12. The reservoir for the gaseous type of biogeochemical cycle exists in

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  13. If the carbon atoms fixed by producers already have passed through thr...

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  14. Which of the following types of ecosystem is expected in an area where...

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

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  16. Edaphic factor refers to

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  17. Which of the following is an ecosystem service provided by a natural e...

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  18. Assertion: Amount of organic matter synthesised by producers per unit ...

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  19. Assertion: Oceans are a low producitivy ecosystems despite occupying a...

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  20. Assertion: Temperature and soil moisture are the important climatic fa...

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