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Which of the following is not used for d...

Which of the following is not used for disinfecting water during tertiary treatment ?

A

Microbes

B

Chlorine

C

Perclorate salts

D

Ozone gas

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The correct Answer is:
A
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ARIHANT NEET-MICROBES IN HUMAN WELFARE -Chapter exercises C ( Medical entrances gallery )
  1. Which of the following is not used for disinfecting water during terti...

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  2. Biochemical Oxygen Demand (BOD) may not be a good index for pollution ...

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  3. Match Column I wich Column II and select the correct option using the ...

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  4. The polluting strength sewage is usually characterized by its:

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  5. Yeast is used in the predection of

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  6. Biological control of agricultural pests, unlike chemical controls is

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  7. BOD refers to:

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  8. During sewage treatment, biogases are produced which includes :

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  9. The term anibiotic was given by

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  10. Which of the following are involved and used for cheese manufacturing

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  11. High value of BOD (Biochemical Oxygen Demand) indicates that:

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  12. Which one of the following insecticides is of plant origin

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  13. Relationship between DO and BOD is that they:

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  14. During waste water treatment, trickling filter is used for :

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  15. Which one of the following organsims is not used as biocontrol agent ?

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  16. Match the Column I with Column II

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  17. Match the Column I with Column II

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  18. Which one of the following plant functions as symbiotic nitrogen-fixin...

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  19. Which of the following can be controlled by using biopesticides ?

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  20. An organisam used as a biofertiliser for raising solybean crop product...

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  21. Which one of the following is not a bioferiliser ?

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