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Under the biological species concept, th...

Under the biological species concept, the main criterion for identifying a species is

A

anatomical distinctiveness

B

behavioural distinctiveness

C

Geographic isolation

D

reproductive 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 )
  1. Directional selection usuallt acts to favour

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  2. Disructive selective usually acts to favour

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  3. Under the biological species concept, the main criterion for identifyi...

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  4. In terms of changes in gene frequencies, founder events result in

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  5. After the demise of the dinosaurs mammals evovlved rapidly into many n...

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  6. The formation of a new species through changes in a single lineage is ...

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  7. The formation of two species from one ancestral species is known as

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  8. In a random mating population in an equilibrium which one of the follo...

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

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

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  11. The genus-Rhagoletis is a group of small, brightly coloured flies.Each...

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  12. A horse has a karyotype 64 chromosomes and a donkey har a karyotype of...

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

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  14. Viviparity is considered to be more evolved because

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

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  16. Which of the following statement is supported by change in peppered mo...

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  17. Most of the 700 species of fruit flies found in the Hawaiian archipela...

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

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

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

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