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Decomposition of organic matter is broug...

Decomposition of organic matter is brought about by:

A

Protozoans

B

Plants

C

Micro-organisms

D

None of these

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The correct Answer is:
C
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MODERN PUBLICATION-ECOSYSTEM -COMPETITION FILE (OBJECTIVE TYPE QUESTIONS)(A. MULTIPLE CHOICE QUESTIONS)
  1. Identify the plant belonging to the reed-swamp stage in hydrosere succ...

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  2. The flow of energy along various trophic levels of an ecosystem is :

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  3. Decomposition of organic matter is brought about by:

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  4. An interaction between two individuals where one is benefitted while t...

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  5. The correct sequence of plants in a hydrosere is

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  6. Which one of the following types of organisms occupy more than one tro...

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  7. Which of the following is a symbiotic nitrogen fixer ?

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  8. Which of the following rain forests is home to more than 10000 species...

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  9. Which of the following fixes atmospheric N(2) ?

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  10. Pyramid of energy in a ecosystem is :

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  11. Animals of colder climates generally have smaller limbs. This is calle...

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  12. The percentage of precipitation that can be stored in dame of India is...

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  13. The least porous soil among the following is a:

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  14. The final stable community in ecological succession is:

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  15. The greatest problem of water conservation is to reduce the amount of

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  16. An example of symbiotic bacterium is

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  17. In root nodules of lengumes, leg-haemoglobin is important because

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  18. In an aquatic ecosystem, the trophic level equivalent to cows in grass...

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  19. Deserts , grasslands, forests and tundra are the examples of :

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  20. Which of the following is a free-living nitrogen fixing bacterium pres...

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