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Explain Natural selection...

Explain
Natural selection

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CHETANA PUBLICATION-ORIGIN AND EVOLUTION OF LIFE -Exercise
  1. Explain Natural selection

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  2. Who proposed that the first form of life could have come from pre- exi...

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  3. The sequence of origin of life may be.

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  4. In Hardy-Weinberg equation, the frequency of homozygous recessive indi...

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  5. Select the analogous organs.

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  6. Archaeopteryx is known as missing link because it is a fossil and shar...

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  7. Identify the wrong statement regarding evolution.

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  8. Gene frequency in a population remain constant due to-

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  9. Which of the following characteristic is not shown by the ape?

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  10. can be considered as connecting link between ape and man.

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  11. The Cranial capacity of Nanderthal man was

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  12. About 15 billion years ago, single titanic explosion occurred which is...

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  13. ....................... years ago, earth was formed.

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  14. Protobiogenesis refers as .....................

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  15. According to the ........................, all the living beings on th...

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  16. The first chemicals formed on the earth were

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  17. The primitive sea containing molecules of organic substance free of .....

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  18. What is considered as a landmark in the origin of life ?

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  19. The first form of life on earth consisting of nucleic acid along with ...

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  20. Name the island where Darwin visited while formulating the theory of N...

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  21. The prebiotic atmosphere of the earth was............

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