Name the phylum in which ambulacral system is present. What is its function?

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Solution

Echinodermata:
The organisms belonging to the phylum Echinodermata are exclusively marine.
These are multicellular organisms with well-developed organ systems.
All the animals belonging to this phylum share the same characteristics features.
They are colourful organisms with unique shapes.
They are ecologically and geologically very important.Echinodermata has presence of ambulacral system.
The ambulacral system is the locomotive apparatus of the Phylum Echinodermata (sea-urchins, star-fishes, etc).
The most important feature of which is the protrusible tube feet.
The animals can dilate with water at will, and thus move forward.

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