Q. 33 A skeleton composed of calcium carbonate is present in
1) Adamsia and Aurelia
2) Leucosolinia and Physalia
3) Pennatula and Spongilla
4)Scypha and Corallium
Answers
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1
Answer: option 4
Explanation:
Answered by
0
Answer:
The answer is 4
Explanation:
Scypha, often known as sycon, is a genus of calcareous sponges that belong to the Calcarea class of marine sponges. The Scypha's skeleton is made up of calcareous spicules known as sclerites. Similarly, the skeleton of corallium is made up of calcareous spicules, which resemble extremely strong spines.
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