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The primary treatment of waste water in-...

The primary treatment of waste water in- volves the removal of

A

dissolved inpurities

B

stable particles

C

toxic substances

D

harmful bacteria

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The correct Answer is:
B
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ARIHANT NEET-MICROBES IN HUMAN WELFARE -Chapter exercises A (Taking it together (Assorted Questions of the Chapter for Advanced Level Practice))
  1. Aspergillus niger is sed in the manufacture of

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  2. Methanogens do not produce

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  3. The primary treatment of waste water in- volves the removal of

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

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  5. Streptomyces venezuelae yields

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  6. Most common nitrogen - fixing cyanobacterium of paddy fields is

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  7. Which one of the following groups of bacteria supplies nitrogen to tur...

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  8. The preparation oand flavoruing of leaves of tea and tobacco is due to...

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  9. The enzyme pectinatse is produced by baeteria

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  10. The process of separation of fibres of flax, hamp and jute by bacteria...

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  11. The microorgansms responsible for the production of erythromycin

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  12. Toddy is produced by the fermentation of

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  13. The resodue left after methane production from cattle dung is

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  14. The enzymes produced by fungus Aspergillus niger are

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

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

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  17. Which of the following is not used as biopesticide ?

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  18. Azospirillum, a nitrogen - fixing bacteria, has been found in root ass...

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  19. Sporeine is a bioinsecticide, based on Bacillus turingiensis (Bt). It ...

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  20. The free-living fungus Tichoderma can be used for

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