A sponge that contains a sieve plate in the region of its osculum is

Hyalonena

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Spongia

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Euplectella

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Cliona

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Solution

The correct option is D Euplectella
A. Hyalonema is a marine sponge found in sea only.
B. Spongia is the Turkish bath sponge and is the costliest bath sponge.
C. Euplectella, also known as Venus Flower Basket, is a precious sponge. It has an oscular sieve plate that covers the osculum.
D. Cliona is the boring sponge. It destroys the shells of molluscs and is harmful to oyster industry.
So, the correct answer is 'Euplectella'.

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