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6 questions · self-marked practice — reveal the answer and mark yourself.

Question 14 Marks
With the help of given statistical data, prepare a simple bar graph and answer the following questions:
Life Expectancy - India
YearsLife Expectancy
198054
199058
200063
201067
201668
Questions:
1. In the year 1990 what is the average life expectancy?
2. In which two decades, the average life expectancy is found to be similar increase?
3. How much increase can be seen in the life expectancy from 1990 to 2016?
Answer

Image

1. In the year 1990, the average life expectancy is 58 years.
2. In the decades of 1980 to 1990 and 2000 to 2010 , the average life expectancy is found to be of similar (by 4 years) increase.
3. From 1990 to 2016 , the life expectancy increased by 10 years.
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Question 24 Marks
Answer
1. Average life expectancy in India in the year 2016 is 68 years.
2. In the year 1990, the increase in life expectancy in Brazil as compared to India was 7 years.
3. In 1980 the average life expectancy in India was 54 years and the same life expectancy was found in Brazil in 1960 .
4. Brazil shows an increase in life expectancy during the period from 2010 to 2016.
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Question 34 Marks
Observe the following graphs and answer the questions given below them.
Image
1. What do the above graphs show?
2. Which country has highest male population?
3. Which country has highest female population?
4. Which country has rapid increase in female population after 2001?
Answer
1. The above graphs show the sex ratio of India and Brazil.
2. India has highest male population.
3. Brazil has highest female population.
4. Brazil has rapid increase in female population after 2001.
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Question 44 Marks
Read the graph and answer the following questions:
Image
1. What does the above graph show?
2. In which age group population is more?
3. What is the class interval of the data shown on ' Y ' axis?
4. In the age group of above 60 years whose population is more, male or female?
Answer
1. The above graph shows age and sex of population in India with percentage.
2. The Population is more in 10 to 14 years of age group.
3. The class interval of the data shown on ' Y ' axis is 5 years.
4. In the age group of above 60 years, the percentage of male and female population is almost the same.
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Question 54 Marks
Answer
1. The above graphs indicates the literacy rate of Brazil and India.
2. Brazil has a high literacy rate.
3. In the year 2001 the literacy rate in Brazil is more than India by 25.4 %.
4. The highest literacy rate in India is 72.2 %.
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Question 66 Marks
India-Literacy Rate Percentage (1981 to 2016)
Year% of Literacy
198140.8
199148.2
200161.0
201169.3
201672.2
Questions:
(1) What does the graph indicate ?
(2) What was the literacy rate in the year 1991?
(3) How much was an increase in literacy rate in the decade from 1991 to 2001?
Answer
1. The graph indicates the Literacy Rate Percentage in India from the year 1981 to 2016.
2. The literacy rate in the year 1991 was 48.2%.
3. The increase in the literacy rate was 12.8%.
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