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In 1953, S.L. miller, an American scient...

In 1953, S.L. miller, an American scientist, created electric discharge in closed flask containing which gases at `800^(@)C`.

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The correct Answer is:
`CH_(4), H_(2), NH_(3)` and water vapour
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S.L. Miller an American scientist created electric discharge experiment in a closed flask containing CH_(4),H_(2),NH_(3) and water vapour at what temperature?

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Given below are four statements (A-D) each with one or two blanks. Select the option which correctly fills up the blanks in two statements. (A) Wings of butterfly and birds look alike and are the results of i evolution. (B) Miller showed that CH_(4), H_(2),NH_(3) and i when exposed to electric discharge in a flask resulted in formation of ii (C) Vermiform appendix is a i organ and an ii evidence of evolution. (D) According to Darwin, evolution took place due to i and ii or the fittest.

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S.L Miller conducted an experiment in 1953 to support the

ALLEN-EVOLUTION -Question
  1. In 1953, S.L. miller, an American scientist, created electric discharg...

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  2. Name the scientist who disproved spontaneous generation theory.

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  3. Name the common ancestor of the great apes and man.

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  4. Name any two vertebrate body parts that are homologous to human foreli...

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  5. Attempt giving a clear definition of the term species

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  6. Read the following statements carefully and select the correct ones. ...

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  7. Which was the bigges land dinosaur?

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  8. what is 'saltation' according to de Vries ?

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  9. Stellar distances are measured in……..

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  10. Identify the examples of convergent evolution from the following: (i...

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  11. Write the definition of evolutionary Biology?

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  12. State the theory of Biogenesis.

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  13. Can we call human evolution as an adaptive radiation? Explain.

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  14. Describe one example of adaptive radiation.

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  15. Why artificial selection is done?

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  16. What are the fossils and where are they found?

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  17. Write the name of any four factors which affect Hardy-Weinberg equilib...

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  18. What is founder effect ?

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  19. Write the differences between Darwinian variations and deVries mutatio...

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  20. Write the name of gaseous mixture taken by Miller in his experiment. A...

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  21. Explain with the help of an example the type of evolution homology is ...

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