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The process that is the opposite of nitr...

The process that is the opposite of nitrogen fixation is

A

nitrification

B

denitrification

C

ammonification

D

nitrate reduction

Text Solution

Verified by Experts

The correct Answer is:
B
Denitrification is the opposite process of nitrogen fixation in which nitrates `(NO_(3)^(-))` get converted into `N_(2)` gas by bacteria Pseudomonas denitrificans and Thiobacillus denitrificans.
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NCERT FINGERTIPS-MINERAL NUTRITION-Mineral Nutrition
  1. Nitrogen is absorbed by plants in form of

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  2. The process of conversion of soil nitrates into free N(2) is called (I...

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  3. The process that is the opposite of nitrogen fixation is

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  4. Match column I with column II and select the correct option from the g...

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  5. Which one of the following is a free-living obligate anaerobic bacteri...

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  6. The limiting factor in nitrogen fixation of soil is

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  7. All N(2) fixers belong to

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  8. The largest resevoir of nitrogen on earth is

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  9. if by radiation all nitrogenase enzyme is inactivated, then there will...

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  10. A farmer adds Azotobacter culture to soil before sowing maize. Which m...

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  11. is a free-living N(2)-fixing aerobic bacterium.

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  12. Which of the following is a non-symbiotic nitrogen fixing prokaryote?

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  13. Which of the following is a free-living nitrogen fixing cyanobacteria?

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  14. Symbiotic bacteria are found in the root nodules of members family

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  15. The bacteriumbelonging to group actinomycetes, produces N(2)-fixing no...

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  16. Select the mismatched pair.

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  17. Certain non-leguminous plants also form nodules to fix N(2). Example o...

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  18. N(2)-fixing blue-green alga Anabaena which is extensively used in rice...

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  19. The nodules present in the leguminous plants appear pink in colour due...

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  20. During nodule formation in leguminous plants, an infection thread is p...

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