Choose the incorrect statement. (I) Notochord is ectodermal…

Biology Animal Kingdom Skill Builder Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 13, 2026

Choose the incorrect statement.

(I) Notochord is ectodermally derived rod-like structure.

(II) Notochord is formed on the dorsal side during embryonic development.

(III) The animals from porifera to Echinoderms are without notochord.

(IV) In some chordates, notochord is replaced by the vertebral column and these chordates are called vertebrates.

I and II

I, II, and III

II, III and IV

I only

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