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Very similar species of fish release the...

Very similar species of fish release their eggs and sperms into the same water but the spermof one species cannot penetrate the eggs of another spicies. This is an example of prezygotic isolation by

A

ecological isolation

B

behavioural isolation

C

mechanical isolation

D

Gametic isolation

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The correct Answer is:
D
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ARIHANT NEET-MECHANISM OF EVOLUTION-Chapter Exercises (A) Taking it together (Assorted Questions of the Chapter for Advanced Level Practice )
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  2. In a random mating population in an equilibrium which one of the follo...

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  3. Very similar species of fish release their eggs and sperms into the sa...

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  4. Two species pines pinus radiata and muricata occur sympatrically in ca...

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  7. When certain numbers of a population reproduce and paas on their genes...

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  8. Viviparity is considered to be more evolved because

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  9. When to related population that have been geographically isolated come...

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  12. Of the following possiblities, the best way to estimate an organism's ...

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  13. A potential danger to a population that has been greatly reduced in nu...

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  14. If a new allele suddenly becomes very abudant in a population, most li...

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  15. The presence of temporary gills in the embryos of snakes,birds and man...

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  16. Many hybrids are sterile because their chromosomes do not pair up corr...

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  17. In many species of fireflies, males flash to attract females. Each spe...

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  18. Two species of garter snakes occure In the same geographic areas, but ...

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  19. Male fireflies attract mates by blinking their lights, each species do...

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  20. Different species of dragon flies do not mate with each other because ...

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