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How much amount of carbon is fixed in th...

How much amount of carbon is fixed in the biosphere annually ?

A

`4 xx 10^(12)` tons

B

`4 xx 10^(12)` tons

C

`4 xx 10^(13)` kg

D

`4 xx 10^(12)` kg

Text Solution

Verified by Experts

The correct Answer is:
C
`4 xx 10^(13)` kg or ` 4 xx 10^(10)` tons of carbon is fixed in the biosphere annually.
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A2Z-ECOSYSTEM-Section A: Topicwise Questions (topic 7: Nutrient Cycling And Ecosystem Services) Carbon Cycle And P
  1. The movement of nutrient elements through the various components of an...

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  2. Environmental factors which regulate the rate of release of nutrients ...

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  3. Read the following statements and find out the incorrect statement. ...

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  4. Carbon cycle occurs through (a) Atmosphere (B) Ocean (c) Living o...

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  5. How much amount of carbon is fixed in the biosphere annually ?

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  6. A considerable amount of carbon returns to the atmosphere as CO(2) thr...

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  7. Fill in the blanks. 1. …a… also represent a reservoir of carbon. ...

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  8. Which of the following significantly increased the rate of release of ...

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  9. Many animals needlarge quantities of phosphorus to make

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  10. Phosphorus present I the rocks in form of

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  11. Phosphorus is the major constituients of (a) Biological membrane ...

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  12. Herbivores and other animals obtain P from

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  13. The products of ecosystem processes are named as

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  14. A healthy forest ecosystem (a) Purify air and water (b) Mitigate d...

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  15. The cost of ecosystem services is nearly

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  16. The total cost of the ecosystem services is nearly

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  17. The value of the global gross national product GNP is

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  18. Match the columns I and II and choose the correct combination from the...

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  19. Fill in the blanks (a) Plants are called as J because they fix carbo...

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  20. Identify the incorrect statement from the following .

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