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Two species of garter snakes occure In t...

Two species of garter snakes occure In the same geographic areas, but one lives only in water and the other manly on land. Consequently they do not encounter one another and so, do not interbreed. This is an example of prezygotic isolation caused by

A

ecological isolation

B

temporal isolation

C

behavioural isolation

D

mechanical isolation

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The correct Answer is:
A
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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. A potential danger to a population that has been greatly reduced in nu...

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

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

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

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

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

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

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

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  9. Eastern and Western meadowlarks look almost the same and inhabit the s...

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  10. A change in the relative abandance of an allele (the allelic frequency...

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  11. Imagine a population of 100 snails in which shell color is controlled ...

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  12. In the snail population described above, 20 of snails are yellow(b/b) ...

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  13. In the snail population described above, what is the allic frequency o...

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  14. Assuming sexual reproduction with random mating, no Gene flow and no s...

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  15. For the M-N blood group system, the frequencies of M and N alleles are...

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  16. What will be the frequency of the b allele in the next generation of t...

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  17. You are studying leaf size in a population of plants. The second sessi...

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  18. An isolated population of humans with approximately equal numbers of b...

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  19. In a population of land snails some have dark shells and others have l...

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  20. In a population of large and small flavoured daisies, those with large...

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