Question

Cnidaria is characterised by

• A. Nematoblasts
• B. Coelenteron
• C. Tissue level of organisation
• D. All of the above

Answer 1

The correct option is D All of the above

• Cnidarians have a true coelom or coelenteron, they are diploblastic and have tissue level of organization.
• Their specialized structures of stinging or nematocysts/nematoblasts help in defense.

So, the correct answer is 'All of the above'.