EVOLUTION biology MCQ’s questions answers

 

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EVOLUTION

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Question 1
During development mammalian heart is initially two chambered, then three chambered and finally four chambered. It is explained by ..... [AIIMS 2007]
A
Biogenetic law
B
Hardy-Weinberg law
C
Mendelism
D
Lamarckism
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Question 2
Earth originated in the past period of about ..... [HPPMT 2005]
A
4.5 billion years
B
8.0 billion years
C
3.0 billion years
D
1.0 billion years
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Question 3
A major source of speciation is ..... [Wardha 2011]
A
Hybrid breakdown
B
Gene flow
C
Mutation
D
Geographic isolation
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Question 4
Coal has been mainly formed by ..... [AFMC 2000]
A
Bryophytes
B
Pteridophytes/ pteridosperms
C
Angiosperms
D
Algae
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Question 5
Ultimate source of variations is ..... [CPMT 2009]
A
Meiosis
B
Sexual reproduction
C
Mutation
D
Independent assortment
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There are 5 questions to complete.

 

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