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Question
The main cavity in the body of Hydra is called as
The main cavity in the body of Hydra is called as
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Solution
The correct option is B Gastrovascular cavity
Hydra is a cnidarian characterised by the presence of a central digestive cavity called as a gastrovascular cavity. It has a single opening to serve as both mouth and anus. Schizocoel is characteristic of prososotomes wherein coelom is the cavity formed by splitting of mesoderm. Haemocoel is the body cavity of arthropod and mollusc having circulatory fluid. Pseudocoelom is the body cavity between the mesoderm and endoderm.
So, the correct answer is option A.
Hydra is a cnidarian characterised by the presence of a central digestive cavity called as a gastrovascular cavity. It has a single opening to serve as both mouth and anus. Schizocoel is characteristic of prososotomes wherein coelom is the cavity formed by splitting of mesoderm. Haemocoel is the body cavity of arthropod and mollusc having circulatory fluid. Pseudocoelom is the body cavity between the mesoderm and endoderm.
So, the correct answer is option A.
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