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Pollution of Air and Water - Class 7 Science CBSE ICSE

Improve your understanding of Pollution of Air and Water by practicing the below questions from class 7 Science.
Water which is suitable for drinking is called ________ water.
What measures were taken by the Supreme Court to protect the Taj Mahal?
Smog is made up of __________.
How should dry leaves be disposed?
________ reduces oxygen-carrying capacity of the blood.
Which of the following is likely to have the cleanest air?
Chlorofluorocarbons damage the _________ layer.
The trapping of heat by carbon dioxide in the air is referred to as ___________.
What is the main function of the ozone layer?
________ is a popular household water filter.
Topics in Class 7 Science:
Reaching the Age of Adolescence
Crop Production and Management
Chemical Effects of Electric Current
Useful and Harmful Microorganisms
Force and Pressure
Gravitation
Light and Reflection
Light - Reflection and Refraction
Light-Reflection, Refraction and Dispersion
Synthetic Fibres and Plastics
Materials: Metals and Non-Metals
Combustion and Flame
Some Natural Phenomena
Coal and Petroleum
Pollution of Air and Water
Stars and the Solar System
Reproduction in Animals
Conservation of Plants and Animals
Cell - Structure and Functions
Sound
Heat
Fibre, Fabric and Clothing
Respiration in Organisms
Reproduction in Plants
Motion and Time
Mathematics:
Class 1 - Mathematics
Class 2 - Mathematics
Class 3 - Mathematics
Class 4 - Mathematics
Class 5 - Mathematics
Class 6 - Mathematics
Class 7 - Mathematics
Class 8 - Mathematics
Class 9 - Mathematics
Class 10 - Mathematics
Science:
Class 1 - Science
Class 2 - Science
Class 3 - Science
Class 4 - Science
Class 5 - Science
Class 6 - Science
Class 7 - Science
Class 8 - Science
Class 9 - Science
Class 10 - Science
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