State the two groups of factors which affect the profitability of mining.

Differentiate between primary and secondary activities.

Discuss the major trends of modern industrial activities especially in the developed countries of the world.

Explain why high-tech industries in many countries are being attracted to the peripheral areas of major metropolitan centres.

Africa has immense natural resources and yet it is industrially the most backward continent. Comment.

What are secondary activities and why are they called secondary? Describe with examples. 

How are the industries classified? 

Describe the basic and consumer goods industries with examples.

Why is iron and steel industry regarded a basic industry?

State the reasons why petrochemical complexes in the U.S.A. are located mostly on the coast.

What is the characteristic of modern manufacturing ?