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Vicia faba and pisum sativum are recomme...

Vicia faba and pisum sativum are recommended for rotaion of crops because they

A

require small amount of water

B

are cash crops

C

help in nitrogen fixation of soil

D

kill all the harmful insects.

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TRUEMAN BIOLOGY-MINERAL NUTRITION-MULTIPLE CHOICE QUESTIONS
  1. The nodules in a plant root where nitrogen fixing bacteria live forms ...

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  2. The source of energy for non-biological nitrogen fixation is

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  3. Vicia faba and pisum sativum are recommended for rotaion of crops beca...

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  4. Nitrogen fixing enzyme in root nodule is

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  5. Which of the following is an incorrect match ?

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  6. Which of the following can use elemental nitrogen as their nitrogen so...

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  7. Nitrogen fixation by organism requires conditions that are

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  8. Nodule formation is reduced in legume roots due to the deficiency of

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  9. On earth the largest reservoir of nitrogen is

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  10. Organisms that fix nitrogen in aquatic habitats are

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  11. In root nodules of leguminous plants, the pigment leghamoglobin that g...

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  12. Besides providing pink colour to the root nodules, leghaemoglobin perf...

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  13. Major nitrogen flxation is carried out by

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  14. Which one plays an important role in energy metabolism?

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  15. Most of the plants obtain nitrogen from the soil in the form of

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  16. Deficiency of nitrogen produces

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  17. Plants absorb sulphur in the form of

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  18. Which of the following is a micronutrient ?

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  19. Which of the following is not an essential micronutrient ?

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  20. Which one of the following elements is not required by plants for thei...

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