Question

1. Fill in the blanks :
(1) Natural pollutants are destroyed in due course of time by
(2) Air pollutants with
cause colour change in paints, oil paintings, nylon, etc.
(3) Boards indicating the
are displayed in busy squares in metro cities.
a) Soil fertility decreases
lecreases due to pollution.
5) Problem of
pollution increases due to soil pollution.​

Answer 1

1) pesticides destroy the natural pollutants

Answer 2

Answer:

(1) nature's rule

(2) sulphur

(3) air quality index

(4) fertility

(5) water