Question

Skeleton of sponges is made up of??
[1]Calcium Carbohydrate
[2]Silica
[3]Carbohydrates
[4]Both (1)and(2)

Answer 1

Answer:

i think its calcium carbonate.mmm.its calcium carbonate..

Answer 2

Answer:

Skeleton of sponges is made up of??

Skeleton of sponges is made up of??

Calcium Carbohydrate &Silica

[4]Both (1)and(2)

Explanation:

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