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The high amount of E, coli in water is t...

The high amount of E, coli in water is the

A

Hardness of water

B

Industrial pollution

C

Sewage pollution

D

Presence of chlorine in water

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The correct Answer is:
B
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ERRORLESS-ENVIRONMENTAL CHEMISTRY-NCERT BASED QUESTIONS (WATER POLLUTION)
  1. A dental disease characterised by motting of teeth is due to presence ...

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  2. Fishes die by sewage because

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  3. The high amount of E, coli in water is the

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  4. Biological oxygen demand (BOD) is a measure of

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  5. Black-foot disease is caused due to groundwater contaminated with exce...

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  6. B.O.D. is connected with

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  7. Minimata disease first occurred in

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  8. Sewage containing organic waste should not be disposed in water bodies...

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  9. Limit of BOD prescribed by Central Pollution Control Board for the dis...

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  10. Thermal pollution of water bodies is due to discharge of:

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  11. Biological treatment of water pollution is done with the help of

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  12. Polluted water can be purified by using

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  13. Foul smell in the water of tanks, ponds etc. is due to

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  14. Minamata disease was caused due to the consumption of

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  15. Which of the following plant is used for the purification of water

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  16. Which of the following metal is a water pollutant and causes sterility...

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  17. Eutrophication is caused by

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  18. Which one of the following is not a bioindicator of water pollution ?

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  19. The process in which nutrient enriched water bodies support a dense pl...

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  20. Which of the following damages WBC, bone-marrow and lymph nodes

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