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The mass of living material at a trophic...

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

A

Standing crop

B

Gross primary productivity

C

Standing state

D

Net primary productivity

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The correct Answer is:
D
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Select the option from the following that relates to the statement given: "The mass of living material at a trophic level at a particular time, "

Mass of living matter at a trophic level in an area at any time is called

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Trophic Levels

What is trophic level ?

Fill in the blanks with a suitable word . i. The vertical distribution of different species occupying different levels is called ......a....... ii. The breakdown of detritus into smaller particles is called .......b....... iii. In each trophic level , a certain mass of living material at a particular time is called .......c.......

AAKASH INSTITUTE-ECOSYSTEM-Assignment (Section C)
  1. In an ecosystem the rate of production of organic matter during photos...

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  2. Secondary succession takes place on/in

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

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  4. Match the following and select the correct option :

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  5. Given below is a simplified model of phosphorus cycling in a terrestri...

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  6. If 20 J of energy is trapped at producer level, then how much energy w...

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  7. Natural reservoir of phosphorus is:

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  8. Secondary productivity is rate of formation of new organic matter by:

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  9. Which one of the following processes during decomposition is correctly...

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  10. Which one of the following is not a functional unit of an ecosystem

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  11. The upright pyramid of number is absent in

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  12. Which one of the following is not a gaseous biogeochemical cycle in ec...

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  13. Given below is an imaginary pyramid of numbers. What could be one of t...

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  14. Identify the possible link ''A'' in the following food chain : Plant r...

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  15. The rate of formation of new organic matter by rabbit in a grassland, ...

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  16. The second stage of hydrosere is occupied by plants like

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  17. Identify the likely organisms (a), (b), (c) and (d) in the food web sh...

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  18. Mass of living matter at a trophic level in an area at any time is cal...

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  19. Which one of the following statements is correct for secondary success...

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  20. Which one of the following statements for pyramid of energy is incorre...

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