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Primary productivity has "" aspects :...

Primary productivity has `"_________"` aspects `:`

A

two

B

three

C

four

D

five

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Which of the following statements are true ? 1. Gross primary productivity is always greater than Net Primary productivity . 2. Gross primary productivity plus the respiration losses give us Net Primary productivity . 3. The rate of respiration of plants affects the Net Primary productivity . 4. Net primary productivity + Gross primary productivity = Respiratory loss.

Primary productivity caries from ecosystem to ecosystem. Explain ?

Justify the following statement in terms of ecosystem dynamics. "Nature tends to increase the gross primary productivity, while man tends to increase the net primary productivity".

The biomass available for consumption to heterotrophs and the rate formation of new organic matter by consumers are defined as (a) gross primary productivity and net primary productivity respectively (b) net primary productivity and gross primary productivity respectively (c) gross primary productivity and secondary productivity respectively (d) net primary productivity and secondary productivity respectively.

VMC MODULES ENGLISH-ECOSYSTEM-EFFICIENT
  1. Select an incorrect statemnet for ecosystem and trophic levels :

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  2. A knowledge of the rates at which differenct processes occur in ecosys...

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  3. The rate of biomass production by consumers is called :

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  4. The concentration of elements such as carbon and nitrogen in ...

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  5. Primary productivity refers to the rate at which "" is captured by "" ...

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  6. Primary productivity has "" aspects :

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  7. The total organic matter ( biomass) production by plant is called :

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  8. The balance energy or biomass remaining after meeting the requirement ...

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  9. The net primary productivity results in the accumulation of plant biom...

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  10. At the trophic level of consumers, the rate at which food energy is as...

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  11. The magnitude of primary productivity depends on the photosynthetic ca...

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  12. In tropical regions, primary productivity may be sustained throughout ...

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  13. In aquatic ecosystem, productivity is generally limited by :

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  14. Which layer of soil is the main site for decomposition processes in th...

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  15. Dried plant parts such as leaves bark, flowers, etc. and dead remains ...

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  16. The below ground detritus is primarily composed of dead roots and is a...

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  17. Decomposition involves several processes. These processes can be categ...

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  18. The fragementation of detritus, mainly due to the action of "" that ca...

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  19. Under certain conditions, soil nutrients get tied up with the biomass ...

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  20. Select an incorrect statement for decomposition of dead organic matter...

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