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Coelenterata Ctenophora - Questions and Answers

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291. Hydra can digest all types of food except
A. Proteins
B. Fats
C. Starches
D. None of the above
Explanation:
292. Fresh Water Polyp is
A. Hydra
B. Aurelia
C. Physalia
D. Obelia
Explanation:
293. Which one is polymorphic coelenterate
A. Obelia
B. Hydra
C. Aurelia
D. Adamsia
Explanation:
294. Hydra contracts its body by means of
A. Interstitial cells
B. Cnidoblasts
C. Nutritive cells
D. Epithelio-muscular cells
Explanation:
295. Cnidom is a
A. Battery of a nematoblasts
B. Group of nematoblasts
C. Armed thread
D. Unarmed thread
Explanation:
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