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Spongin fibres are secreted by...

Spongin fibres are secreted by

A

Choanocytes

B

Pinacocytes

C

Amoebocytes

D

Spongioblasts

Text Solution

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The correct Answer is:
D

Spongin secreted by each spongioblast cell fuses with the neighbouring cells to form long fibres. Sponging fibres form a mesh to provide firmness to the sponge body.
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