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The primary treatment of waste water inv...

The primary treatment of waste water involves the removal of :

A

dissolved impurities

B

stable particles

C

toxic substances

D

harmful bacteria

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The correct Answer is:
B
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MBD PUBLICATION-MICROBES IN HUMAN WELFARE-QUESTION BANK
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  2. Match the following list of bioactive substances and their roles:

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

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

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

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

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

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

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  9. Mycorrhiza does not help the host plant in:

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

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

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

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  13. Methanogens do not produce :

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

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  15. Match the items in Column 'A' and Column 'B' and choose the correct an...

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  16. Which one is the most important role of microorganism for the well-bei...

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  17. Farmers have reported over 50% higher yields of rice by using the biof...

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  18. Biological control component is central to advanced agricultural produ...

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  19. Which one of the following is non-symbiotic biofertilizer

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  20. A biofertilizer is:

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