Question

state the importance of particulate matter in the atmosphere

Answer 1

The smaller the particles, the deeper they can penetrate into the respiratory system and the more hazardous they are to breathe. Recent studies indicate that PM can have the following effects on our bodies: PM pollution can cause lung irritation, which leads to increased permeability in lung tissu

Answer 2

particulates are also called as SPM i.e, suspended particulate matter.
These particulates in the atmosphere are very dangerous for all living beings.
They cause lung cancers, and respiratory ailments in humans.
They also pollute environment.