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Deficiency symptoms of nitrogen and pota...

Deficiency symptoms of nitrogen and potassium are visible first in

A

Senescent leaves

B

Young leaves

C

Roots

D

Buds

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The correct Answer is:
A
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MOTION-MINERAL NUTRITION -EXERCISE-3
  1. Leguminous plants are able to fix atmospheric nitrogen through the pro...

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  2. A prokaryotic autotrophic nitrogen fixing symbiont is found in

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

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

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  5. Nitrifying bacteria

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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 is not an essential mineral element for pla...

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

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  9. Best defined function of manganese in green plants is

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  10. Which one of the following is wrong statement?

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  11. For its action, nitrogenase requires

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

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

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

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

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

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

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  18. Select the mismatch :

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

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  20. Which of the following elements is responible for maintaining turgor i...

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