do u have to put a bike on full choke when starting a bike?

[Justin]

i have a kawasaki ninja and i want to know.. is it just my bike or do all bikes have the choke on the left handlebar thats used to always start the bike up

 

[Black As An Angel]

Yeh what mike said. There used for those cold days.

 

[Selvaganapathy]

use only 1/2 or 2/3 to start using choke