Single Choice

Sessile form of Obelia is

APolyp of Obelia
Correct Answer
BMedusa of Obelia
CBoth A and B
DNone of the above

Solution

Obelia is a genus in the class Hydrozoa, which consists of mainly marine and some freshwater animal species and has both the polyp and medusa stages in their life cycle.
The polyp colony reproduces asexually. During this stage of life, Obelia is confined to substrate surfaces meaning they are sessile.
Therefore, the correct answer is option A.

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