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In nitrification, ammonia is first oxidi...

In nitrification, ammonia is first oxidised to nitrite by

A

Nitrosomonas and Nitrococcus

B

Nitrosomonas and Nitrobactor

C

Pseudomonas and Nitrococcus

D

Pseudomonas and Thiobacillus

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Nitrification is

Consider the following statements :- (i) Bacteria have rigid cell wall made up of cellulose (ii) Bacteria reproduce only by binary fission (iii) Ammonia is oxidised to nitrite by the bacteria Nitrosomonas (iv) Viruses are obligate parasites, cannot survive without host Which of the statements are correct and incorrect?

Nitrite is converted to nitrate by

Nitrite is oxidised to nitrate with the help of

Nitrite is further oxidised to nitrate by the activity of

A : Ammonia is oxidised first to nitrate then to nitrite by the action of Nitrosomonas and Nitrobacter respectively. R : Nitrite thus formed is absorbed by leaves.

During nitrification, which bacteria converts ammonia to nitrate

Nitrification was discovered by:

TRUEMAN BIOLOGY-MINERAL NUTRITION-MULTIPLE CHOICE QUESTIONS
  1. Which of the following is a mobile mineral element in the plants?

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  2. Which of the following micronutrients is essential for activation of u...

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  3. In nitrification, ammonia is first oxidised to nitrite by

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

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  5. Which one of the following is not a micronutrient?

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  6. An element playing important role in nitrogen fixation is

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  7. One of the free-living, anaerobic nitrogenfixer is

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

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

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  10. Nitrifying bacteria

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

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  12. Hydroponics is the method of

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  13. Which one of the following elements (miconutrients) in plants is not r...

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

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  15. Cuscuta is an example of a

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  16. For its action, nitrogenase requires

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  17. Which one of the following is wrong statement ?

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  18. A nitrogen fixing microbe associated with Azolla in rice fields is

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  19. Best defined function of Maganese in green plants is

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

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