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Nutrifying bacteria...

Nutrifying bacteria

A

convert free nitrogen to nitrogen compounds

B

convert proteins into ammonia

C

reduce nitrates to free nitrogen

D

oxidise ammonia to nitrates

Text Solution

Verified by Experts

The correct Answer is:
A
Nitrifying bacteria (one of the chemosynthetic bacteria) oxidise ammonia to nitrates and obtain energy for the preparation of food. This oxidation occurs in two steps. In the first step, ammonia is oxidised to nitrite by nitrite bacteria, e.g., nitrosomonas and Nitrosococcus.
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ARIHANT NEET-MINERAL NUTRITION-Chapter Exercises (C) Medical Entrances gallery (Collection of questions asked in NEET & Various Medical Entrance Exams)
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  2. Which element is required for the germination of pollen grains?

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  3. Nutrifying bacteria

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  4. In root nudules of legumes, leghaemoglobin is important because it

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  5. Minerals are abosrbed by plants in

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  6. Khaira disease of rice' is due to

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  7. Which one of the following is a micronutrient in plants?

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  8. Which of the following minerals activate the enzymes involved in respi...

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  9. Select the match ones. I. nitrosomonas-Nitrite to nitrate ltBrgt II....

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  10. Which one of the following is not a micronutrient

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  11. Which of the following is an amide involved in nitrogen metabo...

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  12. Which of the following is a bacterium involvedin denitrification?

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  13. The minerals involved in waer splitting reaction during photosynthesis...

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  14. Necrosis, or death of tissue particularly leaf tissue, is due to the d...

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  15. Manganese is required in

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  16. Insectivorous plants live in a soil that is usually deficient in

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  17. The enzyme responsible for the reduction of molecular nitrogen to the ...

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  18. Which one depicts nitrogen-fixation?

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  19. Plant having nitrogen fixing bacteria is

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  20. Bacterium, which reduces nitrates in soil to nitrogen is

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