ICSE /Class 3
Science MCQ Based On Pollution
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ICSE Class 3 Science Pollution
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The Burning of Fossil Fuels
Air pollution is a mixture of solid particles and gases in the air. Car emissions, chemicals from factories, dust, pollen and mold spores may be suspended as particles.
Pollution may relate to dirty water in the rivers, the air quality is poor to breathe and the noises caused due loud speakers.
(a)-4; (b)-2,3; (c)-1,5
Noise, sound
Harmful substances dumped in the soil will affect the soil quality most.
Pollution is when harmful substances are added to the environment and then change it in a bad way.
nitrates from fertilizers, sewage and detergents.
Construction and Demolition.
Solar energy and wind energy give people clean ways to power their homes.
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