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In his classic experiment on the formati...

In his classic experiment on the formation of amino acids. Stanley Miller passed an electric discharge in a mixture of
Or
Stanley Miller has put the oparin-Haldane theory to test in 1953 by creating in the laboratory, the probable condition of the primitive earth. In the experiment, simple amino acids were synthesized from which of the following mixture as observed after 18 days

A

`H_2,O_2N` and `H_2O`

B

`CH_4,CN,H_2" "and" "O_2`

C

`H_2,NH_3,CH_4`and water vapours

D

`NH_3,CH_4" "and" "O_2`

Text Solution

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The correct Answer is:
C

`H_2,NH_3,CH_4`and water vapours
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Stanley Miler had put the Oparin-Haldane theory to test in 1953 by creating in the faboratory, the probable conditions on the primitive earth. In the experiment simple aminoacids were synthesized from which of the following modures, as observed after eighteen days?

Miller synthesized simple amino acids from one of the following mixture in an experments:

Stanley Lloyd Miller a graduate student of Harold C. Urey, Conducted an experiment to demonstrate that simple organic molecules like amino acids could be produced if an electric discharge is passed through a mixture of such gases as might have been present in the atmosphere of the early earth. The gaseous mixture used in the experiment comprised

Given below are four statements (A–D ) each with one or two blanks. Select the option which correctly fills up the blanks. Statements : (A) Miller and Urey while creating probable conditions on the primitive earth in the laboratory used mixture of methane, water vapors , is hydrogen , and ........(i)...... (B) Information of extinct organisms can be obtained by the help of ....(i) .... evidence which can be very easily isolated from ....(ii) .... types of rocks . (C) Darwin selection can be concluded with the introduction of ...(i)... in organisms . (D) Natural selection can be concluded with the introduction of ........(i).......in organisms.

MODERN PUBLICATION-EVOLUTION-COMPETITION FILE (OBJECTIVE TYPE QUESTIONS)(A. MULTIPLE CHOICE QUESTIONS (MCQs):)
  1. An evolutionary pattern characterised by a rapid increase in number an...

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  2. The origin of mammal like reptiles occurred in

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  3. In his classic experiment on the formation of amino acids. Stanley Mil...

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  4. An aquatic living fossil, with ancient origin and many primitive char...

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  5. The extinct human ancestor, who ate only fruits and hunted with stone ...

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  6. Gorilla, chimpanzee, man and monkey belong to the same:

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  7. Peripatus is a connecting link between

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  8. Presence of tail in a human baby is an example of :

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  9. Recapitulation theory was given by

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  10. Species inhabiting the same geographical areas are known as:

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  11. Cenozoic era is the :

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  12. Read the following statements and choose the correct option A. Incre...

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  13. Which one of these was a flying dinosaur

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  14. The process by which organisms with different evolutionary history evo...

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  15. The tendency of population to remain in genetic equilibrium may be dis...

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  16. According of Darwin, the organic evolution is due to

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  17. The eye of octopus and eye of cat show different patterns of structure...

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  18. Variation in gene frequencies within populations can occur by chance r...

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  19. Flowering plants seem to have originated from

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  20. Charles Darwin returned to England in 1836 from his five year expediti...

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