MCQ
In which era mammals and birds evolved?
  • A
    Mesozoic
  • Cenozoic
  • C
    Palaeozoic
  • D
    Precambrian

Answer

Correct option: B.
Cenozoic
The birds and mammals evolved during the Coenozoic $($new life$)$ era.
The decline of reptiles allowed diversification of birds and mammals.

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