Question

class 6 speech on pollution for 3 minutes..

Answer 1

Explanation:

addition of harmful substance to nature is called pollution. pollution is of different types like air water soil and noise pollutions .The smoke come out from chimneys of industries and of vehicles cause air pollution. water pollution is caused by putting wastes in rivers tanks and in lakes. soil pollution is caused by throwing plastic waste and other upgridable waste in soil and the noise pollution is caused by industries harming of vehicles etc...