Question

Distinguish between
a. Hydra and Tapeworm​

Answer 1

Answer:

The body of a platyhelminth (or tapeworm) consists of not only the ectoderm and the endoderm but also the mesoderm (the layer of cells found between the outer and inner layers). Therefore, it is a triploblastic animal. Hydra belongs to the phylum Coelentarata. Tapeworm belongs to the Phylum Platyhelminthes

Explanation:

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Answer 2

$\huge \blue {Answer}$

Hydra

☞ The body of Hydra consists of two cell layers- ectoderm and endoderm. Therefore, it is a diploblastic animal.

☞ Hydra belongs to the phylum Coelentarata.

Tapeworm

☞ The body of a tapeworm consists of not only the ectoderm and the endoderm but also the mesoderm. Therefore, it is a triploblastic animal.

☞ Tapeworm belongs to the Phylum Platyhelminthes.