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Question
Absence of head, unsegmented body and endoskeleton of dermal calcarous plate are the characters of
Absence of head, unsegmented body and endoskeleton of dermal calcarous plate are the characters of
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Solution
The correct option is C Echinodermata
Echinoderms have a primitive nervous system with no brain. They do not have a head or tail end. They have unsegmented radially symmetrical body, covered by a thin epidermis beneath which is a firm endoskeleton of plates of calcium carbonate. Hence, option C is correct.
Echinoderms have a primitive nervous system with no brain. They do not have a head or tail end. They have unsegmented radially symmetrical body, covered by a thin epidermis beneath which is a firm endoskeleton of plates of calcium carbonate. Hence, option C is correct.
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