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Observe the following graph.'Now answer the following questions.1. Which year has the least number of females?2. What do you mean by Sex ratio?3. Since 1951, what changes do you observe in Sex ratio?4. What is to be done to prevent a decrease in female number? |
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Answer» 1. In the year 1991, the number of females is least. 2. The number of females per 1000 males is called sex ratio. 3. During 1951-1971 the sex ratio is decreasing whereas 1991 onwards it has been increasing gradually though the literacy rate in 1951 is low, the sex ratio is high. 4. Concept of equality between male and female is to be developed by organizing campaigns.
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