Question

What is reverberation ?how can it be reduced, write two charecteristic features of phylum colenterata

Answer 1

phylum coelenterates includes organisms which are mostly marine and multicellular but diplomatic .the outer layer is epidermis while inner layer as gastrodermis.

Answer 2

Reverberation is a charecteristic feature exhibited by the reflection of sound waves.

Explanation:

• The reflection of sound waves result in the production of more than one sound impulse. It has no connection with coelentrates.

• One of the essential feature of this phylum is that it is triploblastic in nature and it means that it has three layers of body cavity

• In addition to this it also has tissue level of organisations.

• There is no differentiation of digestive system organs.

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What is reverberation?

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