Home
Class 11
BIOLOGY
Absence of head, unsegmented body and en...

Absence of head, unsegmented body and endoskeleton of dermal calcareous plate are the characters of

A

Mollusca

B

Arthropoda

C

Echinodermata

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
Echinoderms do not have head. They have a body unsegmented with bilateral symmetry in larva and radial pentamerous in adult and below the epidermis thick dermis having mesodermal endoskeleton of calcareous plate (Ossicles)
Promotional Banner

Similar Questions

Explore conceptually related problems

Animals with soft and unsegmented bodies are included in

Internal endoskeleton of starfish is made up of calcareous plates called ossicles. Ossicles are derived from

The endoskeleton in the head of cockroach is known as

In molluscs , the body is unsegmented with a distinct