Subjects
Science TNSB Mentoring
Class 10
Origin and evolution of life
Theories of Orgin of life and evolution

5. Origin and evolution of life

Question:

3 m.

1. Paleontologists deal with

Embryological evidences
Fossil evidences
Vestigial organ evidences
All the above

2. The best way of direct dating fossils of recent origin is by

Radio-carbon method
Potassium-argon method
Both (a) and (c)
Uranium lead method

3. The term Ethnobotany was coined by

Khorana
J.W. Harsbberger
Ronald Ross
Hugo de Vries

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