Answer the following questions by looking at the graph:

1. Which was the largest producing sector in $1973-74$?

2. Which was the largest producing sector in$2013-14$?

3. Can you say which sector has grown the most over forty years?

4. What was the GDP of India in $2013-14$?

What does the comparison between$1973-74$  and $2013-14$ show? What conclusions can we draw from the comparison?

Complete the table using the data given in Graphs $2 and 3$ and answer the question that follow. Ignore if data are not available for some years.

What are the changes that you observe in the primary sector over a span of forty years?