Distinguish between the terms labor force and work force?

Water used for can be regarded as a commodity of all the three sectors/secondary/tertiary. Write one line in support of each contention.

Which of three sectors is gaining in its importance in the Indian economy? What is its to GDP of late?

Mention two shifts or changes expected in the path of economic progress. 

What are the two broad groups into which natural resources are classified? 

Mention the three basic factors of production .

Give examples of the two broad groups of natural resources.

Distinguish between the terms wages, sectoral income, and national income in 5-6 sentences.

What do you understand by the term under developed economy ? Mention its essential features.