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प्रश्न
Give Reasons: Why do you think there is a stability or a decline in the population of developed countries?
उत्तर
In developed countries both death-rate and birth-rate are low due to better medical facilities and family planning methods.
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संबंधित प्रश्न
Sterilisation in men means preventing the flow of sperms into the seminal vesicles by cutting and ligating the vas deferens. Can there be a corresponding operation made in women? If yes, where?
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Choose the Odd One Out:
Choose the Odd One Out:
Multiple Choice Question:
Which one of the parents is biologically responsible for sex of the child?
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