NTA Abhyas NEET2020BotanyAnimal KingdomPractice

Which of the following is not applicable for members of the phylum Echinodermata?

Options

AHabitat - Exclusively marine
BSymmetry - Adults are radially symmetrical
CBody system - Presence of canal system due to the folding of the body wall
DDevelopment - Indirect

Correct answer

C. Body system - Presence of canal system due to the folding of the body wall

Step-by-step solution

Canal system due to foldings of body wall is the feature of sponges (members of Phylum Porifera). The most important feature of echinoderms is presence of water vascular system. It performs the function of locomotion, capture and transport of food.

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