Question

Match List-I with List-II :	List-I (Species)		List-II (Maximum allowed concentration in ppm in drinking water)
A	F-	I	< 50 ppm
B	$SO^{2-}_4$	II	< 5 ppm
C	$NO^-_3$	III	< 2 ppm
D	Zn	IV	< 500 ppm

Choose the correct answer from the options given below :

• A. A-I, B-II, C-III, D-IV
• B. A-IV, B-III, C-II, D-I
• C. A-II, B-I, C-III, D-IV
• D. A-III, B-II, C-I, D-IV

Answer 1

Answer: (D)

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

Answer 2

The correct answer is(D): A-III, B-II, C-I, D-IV