E Doris James, Vandana Tirath, Anton Siromani and, Kiran Banerji Solutions for Exercise 3: Exercises

Author:E Doris James, Vandana Tirath, Anton Siromani & Kiran Banerji

E Doris James Science Solutions for Exercise - E Doris James, Vandana Tirath, Anton Siromani and, Kiran Banerji Solutions for Exercise 3: Exercises

Attempt the practice questions from Exercise 3: Exercises with hints and solutions to strengthen your understanding. New Science Ahead 8 solutions are prepared by Experienced Embibe Experts.

Questions from E Doris James, Vandana Tirath, Anton Siromani and, Kiran Banerji Solutions for Exercise 3: Exercises with Hints & Solutions

HARD
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 19 - Pollution of Air and Water>Exercises>Q E

Discuss the types of pollution generated by different types of vehicle engines.

MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 19 - Pollution of Air and Water>Exercises>Q E

Discuss the cause of global warming and the effects global warming is likely to have.

MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 19 - Pollution of Air and Water>Exercises>Q E

What are the causes of build up of carbon dioxide in the atmosphere?

HARD
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 19 - Pollution of Air and Water>Exercises>Q E

How does air pollution affect the ozone layer?

HARD
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 19 - Pollution of Air and Water>Exercises>Q E

How is acid rain formed? Discuss its ill effects.

MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 19 - Pollution of Air and Water>Exercises>Q E

Write a short note on algal bloom.

MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 19 - Pollution of Air and Water>Exercises>Q E

What is potable water? Discuss briefly any three methods that can be used to make water safe for drinking.

HARD
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 19 - Pollution of Air and Water>Exercises>Q E

How is water made potable at the city waterworks?