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Select the correct statement from the fo...

Select the correct statement from the following

A

Activated sludge-sediment in settlement tanks of sewage treatment plant is a rich source of aerobic bacteria

B

Biogas is produced by the activity of aerobic bacteria on animal waste

C

Methanobacterium is an aerobic bac- terium found in rumen of cattle

D

Biogas, commonly called gobar gas, is pure methane

Text Solution

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The correct Answer is:
1
Biogas is produced by activity of anaerobic bacteria. Methanbacterium is an anerobic bacterium .Biogas is a mixture of methane , `CO_2 & H_2`
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TRUEMAN BIOLOGY-MICROBES IN HUMAN WELFARE -Multiple choice question
  1. Which of the following is a symbiotic nitrogen fixer ?

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  2. An example of endomycorrhiza is

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  3. Select the correct statement from the following

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  4. which one of the following is not used in organic farming

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  5. The common nitrogen-fixer in paddy fields is

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  6. In the sewage treatement, bacterial flocs are allowed to sediment iin ...

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  7. A prokaryotic autotrophic nitrogen fixing symbiont is found in

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  8. Which one of the following is not a biofertlizer

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  9. Secondary sewage treatment is mainly a

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  10. Which of the following is mainly produced by the activity of anaerobic...

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  11. Ethanol is commercially produced through a particular species of:-

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  12. which one of the following helps in asbsorption of phosphorus ...

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  13. Which one of the following is a wrong matching of a microbe and its in...

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  14. Cyclosporine-A is an immunosuppressive agent produced by the fungus

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  15. A Bioactive molecule, Cyclosporin-A used as an immuno-suppressive agen...

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  16. The scientific name of Baker's yeast is

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  17. The majority of Baculo viruses are used as biological control agents b...

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  18. The large holes in 'Swiss cheese' are because of

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  19. Blood cholesterol lowering statins are obtained from

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  20. Which organic compound is produced by fer- mentation and is used to re...

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