calcareous alge adaptations
calcareous algae
Calcareous ooze is an examploe of biogenous sediment.
an example of calcareous sponge is SPONGE BOB!
no, they are mammals no mammals have exoskeletons
No, the don't. For example, crabs have exoskeletons.
Yes, all insects have exoskeletons.
As far as i know, calcareous means "containing or pertaining to calcium".
biogenous
Insects have exoskeletons for both protection and structural support.
A calcareous sponge is any of a variety of sponge of the class Calcarea, with skeletons composed of spicules of calcium carbonate.
Calcareous ooze