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Which one of the following statements pe...

Which one of the following statements pertaining to pollutants is correct?

A

DDT is a non-biodegradable pollutant

B

Excess fluoride in drinking water causes osteoporosis

C

Excess cadmium in drinking water causes black foot disease

D

Methylmercury in water may cause "Itai Itai" disease

Text Solution

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The correct Answer is:
A
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MOTION-ECOLOGY-EXERCISE -2
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  2. Mr. X is eating curd/yoghurt. For this food intake in a food chain he ...

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  3. July 11 is observed as

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

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  5. Which one of the following is a matching pair of certain organism(s) a...

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  6. In almost all Indian metropolitan cities like Delhi, the major atmosph...

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  7. The map given below indicates the former and the present distribution ...

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  8. The Great Barrier Reef along the east coast of Australia can be catego...

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  9. Which one of the following is a pair of endangered species

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  10. If the Bengal Tiger becomes extinct,

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  11. Nitrogen oxides produced from the emission of automobiles and power pl...

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  12. A lake with an inflow of domestic sewage rich in organic waste may res...

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  13. Minamata disease was caused due to the consumption of

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  14. If high-altitude birds become rare or extinct, the plants which may di...

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  15. Which one of the following pairs of geographical areas show maximum bi...

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  16. One of the ex situ conservation methods for endangered species is

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  17. Which one of the following statements pertaining to pollutants is corr...

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  18. Which one of the following correctly represents an organism and its ec...

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