Question

Jurassic period of the Mesozoic era characterized by

• A. Gymnosperms are dominant plants and first birds appear
• B. Radiation of reptiles and origin of mammal like reptiles
• C. Dinosaurs become extinct and angiosperms appear
• D. Flowering plants and first dinosaurs appear

Answer 1

The correct option is A

Gymnosperms are dominant plants and first birds appear

The Jurassic period was characterised by the origin of the first birds and gymnosperms were the dominant plants at the time.
Radiation of reptiles and origin of mammal-like reptiles occurred in the Permian period of the Carboniferous era.
Dinosaurs went extinct about 65 million years ago at the end of the Cretaceous Period.
First dinosaurs and flowering plants/angiosperms appeared in the Triassic period of the Mesozoic era.