Environmental Chemistry MCQs – 1

1) The compound that can work both as an oxidising agent and a reducing agent is
a)
b)
c)
d)

2) Which of the following is a major air pollutant?
a) CO₂
b) N₂
c) CO
d) S

3) Pollution is not caused by the use of
a) Solar energy
b) Wood
c) Coal
d) Petroleum

Answer