After which decade is the sex ratio seen to be increased continuously? what may be the reasons for this increase?
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Answered by
1
Answer:
from 1901 - 1998
Explanation:
inprper knowledge and discrimination
Answered by
0
Answer:
in 1901 sex ratio seen to be increased continuously.Over 30 demographic and environmental factors have been studied for their effects on the sex ratio at birth, including family size, parental age, parental occupation, birth order, race, coital rate, hormonal treatments, exposure to environmental toxins, stress, several diseases, and war (6–9).
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