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Diversity In Living Organisms — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceDiversity In Living Organisms1 Mark
MCQ
In higher chordates, notochord is transformed into:
  • A
    Cranium.
  • B
    Limbs.
  • ✓
    Vertebral column.
  • D
    Both (b) and (c).
✓

Answer

Correct option: C.
Vertebral column.
The members of Vertebrata possess notochord during the embryonic stage. The notochord is replaced by a cartilaginous or bony vertebral column in the adult. Thus, all vertebrates are chordates but all chordates are not vertebrates.

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