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Which type of selection is industrial me...

Which type of selection is industrial melansim observed in month, Biston betularia?

A

Stabilising

B

Disructive

C

Directional

D

Artificial

Text Solution

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The correct Answer is:
C
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ARIHANT NEET-MECHANISM OF EVOLUTION-Chapter Exercises (A) Taking it together (Assorted Questions of the Chapter for Advanced Level Practice )
  1. The total collection genes, at any time , in a unit of evolution is ca...

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  2. (p+q)^(2) = p^(2)+2pq+q^(2)=1 represents an equation used in

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  3. Which type of selection is industrial melansim observed in month, Bist...

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  4. Origin of new species and genera is

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  5. What are useful for natural selection?

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  6. The forces that change the allele and genotype frequencies of a popula...

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  7. Genetric drift is a …………… process

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  8. Accidental fluctuation in alleles of small population is termed as

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  9. Adaptation of a species is its

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  10. A new mutation spreads from one population,to another by mean of

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  11. Rapid decline in the population , due to high mortality rate is called

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  12. A plant population that reproduces by self pollination is an extreme e...

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  13. Which of the following process is/are adaptive?

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  14. A suffling of alliles like a deck of cards leads to different 'hands',...

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  15. The relative fitness of different types within a population is probabl...

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  16. In which condition the gene ratio remains constant for any species ?

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  17. A deleterious allele decreases more rapidly in frequency, if it is

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  18. A beneficial allele increases rapidly in frequency, if it is

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  19. A single genotype can give rise to a range of phenotypes, called the g...

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  20. Which of these is a premating isolating mechanism?

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