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A prokaryotic autotrophic nitrogen fixin...

A prokaryotic autotrophic nitrogen fixing symbiont is found in

A

Alnus

B

Cycas

C

Cicer

D

Pisum

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The correct Answer is:
B
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MOTION-MINERAL NUTRITION -EXERCISE-3
  1. Study the cycle shown in Fig. 12.7 and select the option which gives c...

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  2. Leguminous plants are able to fix atmospheric nitrogen through the pro...

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  3. A prokaryotic autotrophic nitrogen fixing symbiont is found in

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  4. Which one of the following elements in plants is not remobilised ?

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  5. An organism used as a biofertilizer for raising soyabean crop is

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  6. Nitrifying bacteria

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

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  8. Which one of the following is not an essential mineral element for pla...

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  9. Which one of the following ions is essential for photolysis of water?

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  10. Best defined function of manganese in green plants is

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  11. Which one of the following is wrong statement?

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  12. For its action, nitrogenase requires

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  13. The first stable product of fixation of atmospheric nitrogen in legumi...

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  14. Deficiency symptoms of nitrogen and potassium are visible first in

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  15. Minerals known to be required in large amounts for plant growth includ...

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  16. During biological nitrogen fixation, inactivation of nitrogenase by ox...

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  17. The oxygen evolved during photosynthesis comes from water molecules . ...

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  18. Which of the following is not a macro-nutrient Or Which is essenti...

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  19. Select the mismatch :

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  20. In which of the following forms is iron absorbed by plants

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