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Natuaral reservoir of phosphorus is :...

Natuaral reservoir of phosphorus is :

A

Animal bones

B

Rock

C

Fossils

D

Sea water

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The correct Answer is:
B
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Study the given flow chart and select the correct statement regarding this. (i) It represents phosphorus cycling in a terrestrial ecosystem. (ii) It represents phosphorus cycling in an aquatic ecosystem. (iii) Natural resenvoir of phosphorus is phosphate rocks. (iv) There is no repiratory release of phosphorus into atmosphere. (v) Gaseous exchange of phosphorus between organisms and enviornment occurs to a considereable extent.

White phosphorus is:

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Thermodynamically, most stable form of phosphorus is

MBD PUBLICATION-ECOSYSTEMS-QUESTION BANK
  1. An inverted pyramid of number and an inverted pyramid of biomass are r...

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  2. Which of the following is a pioneer in xerarch succesion ?

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  3. Natuaral reservoir of phosphorus is :

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  4. Which one the following processes during decomposition is correctly de...

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

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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. Given below is a simplified model of phosphorus cycling in a terrestr...

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  8. Who coined the term ecosystem ?

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  9. What term is used for photosynthetic green plants?

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  10. Which of the ecological pyramid is always upright ?

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  11. Who proposed 10% low of energy transfer ?

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  12. What term is used for larger biographic area ?

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  13. Who coined the term Biocoenosis ?

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  14. What term is used when energy flow is expressed in percentage.

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  15. Study of individuals in relation to environment.

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  16. is a group of organisms of same species living in a particular area.

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  17. A group of several species of plants and animals living together with ...

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  18. Plants which grow in strong light intensity are called as :

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  19. Plants which grow in lower light intensity.

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  20. Flowering in response to temperature

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