Zoology-Non-Chordates
NEET Zoology Non-Chordates MCQ Question
Type: MCQ-fact-Medium-Class 11
Which of the following features is characteristic of the phylum Echinodermata?
A
Presence of calcareous ossicles in the endoskeleton
B
Body covered with scales and paired fins
C
Absence of a true coelom
D
Bilateral symmetry in adults
Correct Answer
Option A
Detailed Explanation
Echinoderms have an endoskeleton made of calcareous ossicles, which is a distinctive feature of this phylum. They exhibit radial symmetry as adults, while larvae are bilaterally symmetrical, and they are coelomate animals.
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