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An organism used as a biofertilizer for ...

An organism used as a biofertilizer for raising soyabean crop is:-

A

Azotobacter

B

Azospirillum

C

Rhizobium

D

Nostoc

Text Solution

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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. Of the total incident solar radiation the proportion of PAR is:

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  2. Large woody vines are more commonly found in

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  3. An organism used as a biofertilizer for raising soyabean crop is:-

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  4. Nitrifying bacteria

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

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  6. The function of leghaemoglobin in the root nodules of legumes is

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

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  8. Function of leghemoglobin (a red pigment) in root nodules of leguminou...

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  9. Which of the following statements regarding decomposition is false?

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  10. Select the correct match: {:(1,"Sedimentary nutrient cycle",,"Nitr...

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  11. In grazing food chain, carnivores may also referred to as:

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  12. Select the correct match {:("(A) Nirosomonas - Nitrite to ...

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  13. Major ecological community of plants and animals extending over large ...

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  14. Standing crop refers to:

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  15. Which one of the following is denitrifying bacteria ?

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  16. Littoral zone is located along the:

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  17. "Complete competitors cannot coexist" is true for :

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  18. Which of the following groups is absolutely essential functional compo...

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  19. Which of the following pyramids is always upright and can never be inv...

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  20. Most diverse organism of an ecosystem is:

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