Question

Which kind of animals have well developed water canal system

Answer 1

Answer:

Members of this phylum are commonly known as sponges. They are generally marine and mostly asymmetrical animals (Figure 4.5). These are primitive multicellular animals and have cellular level of organisation. Sponges have a water transport or canal system.

Answer 2

Answer:

Members of this phylum are commonly known as sponges. They are generally marine and mostly asymmetrical animals . These are primitive multicellular animals and have cellular level of organisation. Sponges have a water transport or canal system.

Explanation:

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