problem 1: Fill up the blanks:

a) Doubling time has shown _________ over the years. (Increase/decrease/no change).

b) The carrying capacity of the earth is estimated to be ________.

c) If birth rate matches death rate in a society it is termed as ______.

d) Consumption over population takes place due to ______ of resources. (Scarcity/over exploitation/ restricted use).

problem 2: What are the factors responsible for raise in human population?

problem 3: Describe different models predicting human population growth.

problem 4: prepare a detail note on the population stabilization with emphasis on Kerala model.

problem 5: What is the population associated to the environmental problem?