Coelenterata Ctenophora - Questions & Answers | Exam2Win

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21. Point out a non-parasite

A. Tapeworm

B. Mosquito

C. Leech

D. Sea Anemone

Explanation:

22. Which is a coelenterate?

A. Sea Pen

B. Sea Urchin

C. Sea Fish

D. Sea Cucumber

Explanation:

23. Testes/gonads are formed in Hydra from

A. Interstitial cells

B. Epithelio-muscullar cells

C. Nerve cells

D. All the above

Explanation:

24. What will happen if the cnidocil is touched with a glass rod?

A. Nematoblasts will be discharged

B. Nematoblasts will not discharge

C. Nematoblasts will die

D. None of the above

Explanation:

25. Which group does not contain polyp?

A. Hydrozoa

B. Scyphozoa

C. Anthozoa

D. Calcarea

Explanation: