No,it has a hydrostatic skeleton.It emerges due to pressure caused by fluids in the coelom.
No, it does not.
Ants have an exo-skeleton - i.e. it is outside their body.
no
On the outside of the body.
This is called an exoskeleton.
Mobility aids, and vibration sensors.
Everything
On the inside.
Exo means outside. So an exoskeleton is just a skeleton that's outside the body, rather than inside.
endo = inside so endoskeleton = skeleton inside the body. exoskeleton = skeleton outside the body (bugs, for example)
No, crustaceans have exoskeletons (skeleton on the outside of the body).
Well, an earthworm is one.