NEET 2006
- Exam
- NEET
- Year
- 2006
- Subject
- Zoology
- Chapter
- Evolution
NEET 2006 · Zoology · Evolution
Jurassic period of the mesozoic era is characterised by:
Jurassic period of the mesozoic era is characterised by:
Options
- Aflowering plants and first dinosaurs appear
- Bgymnosperms are dominant plants and first birds appear
- Cradiation of reptiles and origin of mammal like reptiles
- Ddinosaurs become extinct and angiosperms appear
Correct answer
B. gymnosperms are dominant plants and first birds appear
Step-by-step solution
The Jurassic period is the second geological period of the Mesozoic era. In this period, the gymnosperms were dominant and the plants included ferns, cycads, Ginkgo, rushes and conifers; among animals, important invertebrates included ammonites, corals, brachiopods, bivalves and echinoids. Reptiles dominated the vertebrates and the first flying reptile, the pterosaurs appeared. The first primitive bird Archaeopteryx also made its appearance.