Neither, Squid don't have skeletons
Invertebraes: jellyfish,sponges,squid
No, it means you don't have a 'backbone'. So insects and other animals with exo-skeletons are invertebrates, but so are jellyfish, squid, sponges, worms etc.
No, it's the outside of a mollusc, such as a snail, slug or squid. Arthropods are animals such as insects, crustaceans and arachnids, with a hard exoskeleton as their outside covering.
they have exoskeleton
Yes; many cnidarians have an exoskeleton.
A butterfly has an exoskeleton. The exoskeleton appears when the caterpillar undergoes the metamorphosis process. It is the pup that dissolves and becomes the exoskeleton.
An exoskeleton.
Nope, it's a mollusc, just like slugs and snails. It's in another phylum. Arthropods are insects, arachnids, crustaceans etc, with a hard exoskeleton covering their entire body and no squishy bits at all.
The bodies of arthropods are supported by a hardened exoskeleton made of chitin, a substance produced by many non-arthropods as well. In arthropods, the nonliving exoskeleton is like a form-fitting suit of armor.
Exoskeleton is a noun.
No, an angelfish does not have an exoskeleton.