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BOD refers to:...

BOD refers to:

A

oxygen required for bacteria to grow in 1 L of effluent

B

the amount of oxygen consumed if all the organic matter in 1000 mL or water were oxidised by bacteria

C

the amount of oxygen released if all the organic matter in 1000 mL of waer were oxidesed by bacteria

D

the amount of oxygen released when all the organic matter was consumed by bacteria in ! L of water

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The correct Answer is:
B
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ARIHANT NEET-MICROBES IN HUMAN WELFARE -Chapter exercises C ( Medical entrances gallery )
  1. Yeast is used in the predection of

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

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  3. BOD refers to:

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

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  5. The term anibiotic was given by

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

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

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

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  9. Relationship between DO and BOD is that they:

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

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

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  12. Match the Column I with Column II

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  13. Match the Column I with Column II

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

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

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

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

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

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  19. Some blue green algae are used as biofertilizers because they

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  20. Milk is converted into curd by :

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