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Evolution

Question
CBSEENBI12000421
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What is convergent evolution ?

Solution
Convergent evolution is the process when different structures of different origin evolve to have the same function and have similarity. Convergent evolution gives rise to analogous structures which have similar function but are different anatomically   Examples : Wings of butterfly and wings of birds look alike and perform the same fucntion but are anatomically different having different origin.

Some More Questions From Evolution Chapter

Give another name for origin of life from non living matter.

Arrange the following substances in a proper sequence with regard to the formation of chemical constituents at the time of origin of life :

Sugar, methane, nucleic acid and amino acid.

What is the phenomenon called when the original drifted population becomes founders?

What are the two key concepts of Darwinian Theory of Evolution

What were the units of life according to the early Greek thinkers ?

Mention the type of nutrition in the cells originated first during the origin of life.

Which group of organisms were responsible for appearance of free oxygen in the atmosphere of the primitive earth ?

What is meant by the term fossil ?

What is the type of evolution in which the same structure developed along different directions due to adaptations to different needs ?

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