Question

List any three human activities that we think would lead to air pollution. ​

Answer 1

Three human activities that would lead to air pollution are -

i) Emission of harmful gases and dust particles from vehicles.

ii) Combustion of fossil fuels like coal, petroleum releasing oxides of nitrogen and sulphur.

iii) Smoke released from industries containing harmful gases like sulphur dioxide, oxides of nitrogen.

Answer 2

The three human activities are:

1. pollution from factories

2.emmission from internal combustion engine vehicles.

3.The essence sticks (Agarbatti)