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BOD is connected with the...

BOD is connected with the

A

microbes only

B

microbes and organic matter

C

organic matter only

D

None of these

Text Solution

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The correct Answer is:
B
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B.O.D. is connected with

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Assertion: Water pollutants are measured by BOD. Reason: If BOD is more, the water is polluted.

Show the relationship between BOD and DO with the help of a diagram. What is ill-effect of increase of BOD in water?

BOD_(5) is

ARIHANT NEET-ENVIRONMENTAL ISSUES-Chapter exercises (A) Taking it together (Assorted Questions of the Chapter for Advanced Level Practice)
  1. BOD of a river water is found very high. This means water:

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  2. By what method can the quantity of organic pollutants in water be dete...

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  3. BOD is connected with the

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  4. Non-biodergadable pollutant is

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  5. Which one of the following impuritites is easiest to remove from waste...

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  6. "Itai-Itai" ("ouch-ouch") disease is caused by the poisoning of:

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  7. BOD of drinking water is:

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  8. Which one of the following diseases is not due to contamination of wat...

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  9. The most outstanding danger at present for survival of living beings o...

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  10. The term 'Nuclear war' is associated with

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  11. Secondary pollutant is

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  12. Contamination of radioactive materials are dangerous because it causes

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  13. Nuisance growth of aquatic plants and bloom-forming algae in natural w...

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  14. At dO below 4 mg/L, water at normal temperature is

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  15. Noise was recognised as air pollutant through amendment of

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  16. Photochemical reaction of nitrogen oxides with unsaturated hydrocarbon...

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  17. Photochemical smog brings about

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  18. Greenhouse gases are

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  19. Algal blooms impart a distinct colour to water due to

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  20. Antiknocking agent of unleaded petrol is

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