____________ resources are derived from the environment.

____________ are a function of human activities.

The average density of population in India is __________ people per square kilometer.

India has more people than the combined population of Russia,USA,Canada, _________ and Brazil.

__________ is also known as usability.

_________ to create hydroelectricity has turned energy in fast flowing water into an important resource.

What is the main occupation of people in villages?

A large number of Indians are uneducated and ________ due to the constantly increasing population.

____________ resources are those which satisfy human needs.

India is the ________ populous country in the world.