Pollutants are the elements, molecules and particles involved in pollution- life can be harmed when exposed to these materials, and the effects of them on humans and plants are well known. Major pollutants include effluents discharge from industries, agricultural wastes, domestic sewage in cities, air pollutants like smog, automobile emissions etc.

Study Mate Science Class 8>Chapter 18 - Pollution of Air and Water>NUT Cracker>Q 3

EASY

8th CBSE

IMPORTANT

Earn 100

What is Global Warming?

Important Questions on Pollution of Air and Water

EASY

8th CBSE

IMPORTANT

Study Mate Science Class 8>Chapter 18 - Pollution of Air and Water>NUT Cracker>Q 4

What do you understand by the term 'Greenhouse effect'?

MEDIUM

8th CBSE

IMPORTANT

Study Mate Science Class 8>Chapter 18 - Pollution of Air and Water>NUT Cracker>Q 5

What are pollutants?

EASY

8th CBSE

IMPORTANT

Study Mate Science Class 8>Chapter 18 - Pollution of Air and Water>NUT Cracker>Q 6

What is potable water?

EASY

8th CBSE

IMPORTANT

Study Mate Science Class 8>Chapter 18 - Pollution of Air and Water>NUT Cracker>Q 7

What is water pollution?

MEDIUM

8th CBSE

IMPORTANT

Study Mate Science Class 8>Chapter 18 - Pollution of Air and Water>NUT Cracker>Q I

Which kind of pollution causes respiratory problems? Identify from the pictures given below.

Question Image

(A) (B)

MEDIUM

8th CBSE

IMPORTANT

Study Mate Science Class 8>Chapter 18 - Pollution of Air and Water>NUT Cracker>Q II

Tick the pictures that show areas which have low levels of air pollution and put a cross against the pictures that show areas with high levels of air pollution.

Question Image