Question

Give the characteristic features of the phylum Echinodermata and Arthropoda .

Answer 1

Echinodarmata
-they r free living animals.
-exclusively marine.
-triploblastic.
-organ system level of organization


Arthropoda
-bilaterally symmetrical animals.
-body segmented.
-jointed appendages.
-complete digestive tract.

Answer 2

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⭐Characteristic features of arthropods:

➡️Habit & habitat:
•These animals inhabit a variety of habitats like Oceans, fresh water and air.

➡️Body symmetry:
•Arthropods are the bilaterally symmetrical Animals.

➡️Level of Organization:
•These animals have the organ system level of Organization.

➡️Germ layers:
•Arthropods are the triploblastic animals.

➡️Segmentation:
•The body of arthropods is segmented.

➡️Coelem:
•Arthropods are the coelomates as true coelem is present in them.
•Visceral organs are present in the body cavity (coelem).

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