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Question

What is sex ratio?


A
Number of females per thousand male
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B
Number of females per hundred male
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C
The study of population growth
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D
Difference between birth rate and death rates
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Solution

The correct option is A Number of females per thousand male
  • The sex ratio is the number of females per thousand males in a given population. This ratio plays a very important role in various population-related studies. It is affected by the reproductive capability of the female.
  •  An increase in infertility due to mutation or the genetic causes may disturb the sex ratio.

So, the correct answer is option A.

Biology

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