STANDARDZoology-Animal Kingdom
STANDARD Zoology Phylum Echinodermata MCQ Question
Type: MCQ-conceptual-Medium-Class 11
In phylum echinodermata, the adult echinoderms are A__ but larvae are _B .
A
A – radially symmetrical; B – bilaterally symmetrical
B
A – bilaterally symmetrical; B – radially symmetrical
C
A – bilaterally symmetrical; B – asymmetrical
D
A – metamerically segmented; B – asymmetrical
Correct Answer
Option A
Detailed Explanation
Adult echinoderms exhibit radial symmetry, while their larvae are bilaterally symmetrical, reflecting their evolutionary development.
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