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Which one of the following is a free-liv...

Which one of the following is a free-living obligate anaerobic bacterium?

A

Clostridium

B

Rhodospirillum

C

Azotobacter

D

Bacillus subtilis

Text Solution

Verified by Experts

The correct Answer is:
A
Clostridium is a free-living obligate anaerobic bacteria.
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NCERT FINGERTIPS-MINERAL NUTRITION-Mineral Nutrition
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  2. Match column I with column II and select the correct option from the g...

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

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  4. The limiting factor in nitrogen fixation of soil is

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  5. All N(2) fixers belong to

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  6. The largest resevoir of nitrogen on earth is

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

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

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

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

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

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

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

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  14. Select the mismatched pair.

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

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

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

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

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  19. Refer to the given figure and select the correct option.

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  20. Study the given figures carefully showing the development of root nodu...

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