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 Match List I with List II. 

 List I 

 List II 

 A. Sulphate 

 I. Pesticide 

 B. Fluoride 

 II. Bending of bones 

 C. Nicotine 

 III. Laxative effect 

 D. Sodium arsinite 

 IV. Herbicide 

Choose the correct answer from the options given below: 

Option: 1

\mathrm{\text { A-II, B-III, C-IV, D-I }}


Option: 2

\mathrm{\text { A-IV, B-III, C-II, D-I }}


Option: 3

\mathrm{\text { A-III, B-II, C-I, D-IV }}


Option: 4

\mathrm{\text { A-III, B-II, C-IV, D-I }}


Answers (1)

Sulphate! Excessive sulphate (>500 ppm) in drinking water causes laxative effect.

Fluaride: Excess fluoride ( >10 ppm) causes harmful effect to bones and teeth.

Nicotine: It was used as pest controlling substance for major crops in agaicultural practices. It is a pesticides.

Sodium arsinite: It is a herbicides.

So, A-III, B-II, C-I, D-IV

Hence, the correct answer is Option (3).

Posted by

Sumit Saini

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