1. Most of the people like to live in
a. mountains
b. plains
c. plateaus

3. The areas with harsh and unbearable climate conditions are ______ populated
a. densely
b. moderately
c. sparsely

4. Which of the following countries is not densely populated
a. Canada
b. Singapore
c. France

5. The estimated population of the world today is more than
a. 6 billion
b. 4 billion
c. 2 billion

6. Human beings add ______ to the natural resources
a. value
b. quantity

7. _____________ is the movement of people out of the country
a. Emigration
b. Immigration