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Which of the following is not an advanta...

Which of the following is not an advantage of biogas ?

A

In burns with blue flame without smoke

B

It helps to improve sanitation of the surroundings

C

It is highly expensive

D

It can be used for domestic lighting

Text Solution

Verified by Experts

The correct Answer is:
C
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USHA PUBLICATION-MICROBES IN HUMAN WELFARE-EXERCISE
  1. The micro organisms used to produce enzyme pectinase is

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  2. Which one of the following is free living bacterial biofertilizer ?

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  3. Which of the following is not an advantage of biogas ?

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  4. Most commonly used substance for industrial production of beer is

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  5. The vitamin whose content increases following the conversion of milk i...

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  6. Wastewater treatment generates a large quantity of sludge , which can ...

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  7. Methanogemc bacteria are not found in :

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  8. The primary treatment of waste water involves the removal of :

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  9. BOD of waste water is estimated by measuring the amount of :

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  10. Which one of the following alcoholic drinks is produced without distil...

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  11. The technology of biogas production from cow dung was developed in Ind...

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  12. The free - living fungus Trichoderma can be used for :

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  13. What would happen if oxygen availability to activated sludges flocs is...

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  14. Mycorrhiza does not help the host plant in:

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  15. Which one of the following is not a nitrogen - fixing organism ?

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  16. Big holes in Swiss cheese are made by a :

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  17. The residue left after methane production from cattle dung is :

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  18. Methanogens do not produce :

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  19. Activated sludge should have the ability to settle quickly so that it ...

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  20. A good producer of citric acid is

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