How do the following process occur: We move our hand away from a hot object.

How do the following process occur: A pungent occur makes us close our nose.

How do the following process occur: When we see an object, a real inverted image is formed on the retina?

How do the following process occur: The sound waves, collected by the pinna are changed as vibrations.

The following processes occur in the troposphere

We move our hands while walking for

How do we taste food?

How do we depend on forests ?

How do we kill microbes?

How do we get fits?

How do we see colours ?