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When has human evolution appeared?...

When has human evolution appeared?

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What is evolution ?

What is evolution?

What is evolution?

The most accepted line of descent in human evolution is

Define evolution.

State the epoch in which the process of human evolution began.

Give scientific reason: During human evolution the hands became available for use.

State the process of human evolution.

Read the following statements and justify same in your own words with the help of suitable examples. i. Human evolutions began approximatesly 7 crore years ago.

Right or wrong . If wrong , write the correct sentence : When stars are divided on the basis of their evolution depending on initial mass into three groups , path of evolution and end stage for all stars in all groups is same .

CHETANA PUBLICATION-ORIGIN AND EVOLUTION OF LIFE -Exercise
  1. When has human evolution appeared?

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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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