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Jurassic period of the Mesozoic era characterized by

Dinosaurs become extinct and angiosperms appear
Radiation of reptiles and origin of mammal like reptiles
Gymnosperms are dominant plants and first birds appear
Flowering plants and first dinosaurs appear
Additional Questions

The extinct human who lived 1,00,000 to 40,000 years ago, in Europe, Asia and parts of Africa, with short stature, heavy eye brows, retreating fore heads, large jaws with heavy teeth, stocky bodies, a lumbering gait and stooped posture was

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Which one of the following experiments suggests that simplest living organisms could not have originated spontaneously from nonliving matter

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Fossils are most commonly preserved in

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Homologous organs indicate the

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Coacervates were experimentally produced by______.

Answer

Assertion: The earliest organisms that appeared on the earth were non-green and presumably anaerobes.

Reason: The first autotrophic organisms were the chemo-autotrophs that never released oxygen.

Answer

What is common to whale, seal and shark?

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The concept of chemical evolution is based on

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What was the most significant trend in the evolution of modern man (Homo sapiens) from his ancestors?

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Diversification in plant life appeared:

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