Question

That mammals are found in ........... period in ........... era

• A. Permian, Palaeozoic
• B. Triassic, Mesozoic
• C. Tertiary, Cenozoic
• D. None of these

Answer 1

The correct option is B Triassic, Mesozoic

Mesozoic Era is a geologic period and framework which ranges252 to 66 million years ago. to the start of the Triassic time frame 251.902. first mammals have seen in a Triassic period and the accompanying Triassic time frame has a place with the Mesozoic time.

So, the correct option is 'Triassic, Mesozoic'.