Coelenterate without medusoid stage in life cycle is
A
Obelia
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B
Aurelia
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C
Physalia
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D
Metridium
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Solution
The correct option is DMetridium The genus Metridium consists of Plumose anemoneor Sea Anemone has a life cycle devoid of the medusa stage. Egg → Planula → Polyp → Young Polyp → Adult sea anemone. While medusa is the free-swimming, umbrella-shaped form, polyp refers to the sessile nature. Which is seen over here.