Solution:

Suicide

Solution:

Eggs

Dinosaurs laid eggs long before there were chickens

Solution:

Liquid state

Solution:

Because seven was hungry and 'seven ate nine' (7, 8, 9).

Solution:

The Letter 'A' is silent in the parliament.

Solution:

Smiles (there is a mile between the two S's)

Solution:

Go.

Solution:

Because the man is still living

Solution:

Name of a Person

Solution:

Silence