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Diversity in Living Organisms — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceDiversity in Living Organisms1 Mark
MCQ
The class Aves have the following features except that their:
  • ✓
    Heart is four$-$chambered.
  • B
    Skeleton is light.
  • C
    Forelimbs are modified into wings.
  • D
    Respiration is not through lungs.
✓

Answer

Correct option: A.
Heart is four$-$chambered.
He general characteristics of class Aves are: heart is four$-$chambered.

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