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Artifical selection to obtain cows yield...

Artifical selection to obtain cows yielding higher milk output represents :

A

stabilizing selection as it stabilizes this character in the population

B

directional as it pushes the mean of the character in the population

C

disroptive as it splits the populaiton into , one yielding higher output and the other lower output

D

stabilizing followed by distruptive as it stabilized the population to produce higher yielding cows.

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The correct Answer is:
B
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AAKASH SERIES-EVOLUTION-EXERCISE - III( PREVIOUS AIPMT/NEET QUESTIONS)
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  2. Which of the following represents order of horse ?

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  3. Analogous structure are a result of (2016 - 1)

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  4. Which of the folloiwng structures is homologus to the wing of a bi...

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  5. Following are the two statements regarding the origin of life . Th...

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  6. Select the wrong statement :

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  7. The wings of a bird and the wings of an insect are

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  8. Industrial melansim in an example of :

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  9. Which of the following has the smallest brain capacity ?

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  10. Which one of the following in analogous structures ?

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  11. Forelimbs of cat , Lizard used in walking , fore limbs of whale used ...

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  12. According to Darwin , the organic evolution is due to.

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  13. Variations in gene frequecies within populations can occur by chance ...

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

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  15. The eye of octopus and eye of cat show different patterns of of stru...

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  16. The extinct human who lived 1,00,000 to 40,000 years ago , in Eurpose...

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  17. What was the most significant trend in the evolution of modern man ...

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  18. Evolution of different species in a given area starting from a poi...

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  19. Which one of the following options gives one correct example each ...

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