Evolution Test-2 Class 12 Notes | EduRev

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Class 12 : Evolution Test-2 Class 12 Notes | EduRev

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CBSE TEST PAPER-09 
CLASS - XII BIOLOGY (Evolution)
1. Name the two scientists who set up a special experiment to prove
Oparin’s theory of origin of life? 
[1] 
2. Name the common ancestor of apes & man? [1] 
3. Which period is known as “Age of amphibians”? [1] 
4. What is the study of fossils called? Mention any three points how the
fossils throw light on past life? 
[2] 
5. Why has natural selection not eliminated sickle – cell anaemia? [2] 
6. Life originated from the earth’s inorganic atmosphere in the post, but
this no longer happens today. Give two reasons? 
[2] 
7. What is Biogenetic law? How does comparative embryology provides
evidences for evolution? 
[3] 
8. Chemical insectides remain useful only for a limited time. Explain with
reference to evolution with a suitable example. 
[3] 
9. What does Hardy weinberg’s principle states? What are the factors
which affects Hardy weinberg’s equilibrium? 
[5] 
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