Coelenterata Ctenophora - Questions & Answers | Exam2Win

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6. Autozoids of Pennatula take part in

A. Capturing prey

B. Circulation

C. Feeding and reproduction

D. Feeding and circulation

Explanation:

7. Ctenoplana differs from Hormiphora and Beroe in having

A. Pear shaped body

B. Conical ovate body

C. Flat bilobed body

D. Branched axis

Explanation:

8. Pennatula and Gorgonia are

A. Hydrozoans

B. Scyphozoans

C. Corals

D. Ctenophores

Explanation:

9. Hydra/Obelia is

A. Diploblastic, radially symmetrical and acoelomate

B. Diploblastic, bilaterally symmetrical and acoelomate

C. Triploblastic, radially symmetrical and coelomate

D. Triploblastic, bilaterally symmetrical and coelomate

Explanation:

10. Which is absent in ctenophores

A. Epidermis

B. Intercellular and intracellular digestion

C. Cnidoblasts

D. Medusa phase

Explanation: