Question

Match List-I with List-II :

List I		List II
a	Biochemical oxygen demand	i	Oxidising mixture
b	Photochemical smog	ii	Polar stratospheric cloud
c	Classical smog	iii	organic matter in water
d	Ozone layer depletion	iv	reducing mixture

Choose the correct answer from the options given below :

• A. (a)-(i), (b)-(iv), (c)-(ii), (d)-(iii)
• B. (a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)
• C. (a)-(iii), (b)-(i), (c)-(iv), (d)-(ii)
• D. (a)-(iv), (b)-(iii), (c)-(ii), (d)-(i)

Answer 1

Answer: (C)

a	Biochemical oxygen demand	organic matter in water
b	Photochemical smog	oxidising mixture
c	Classical smog	reducing mixture
d	Ozone layer depletion	polar stratospheric cloud