Chp 14

Question 1

Over the past two centuries, how has the growth of the human population changed?

Answer 1

It has increased exponentially.

Question 2

What is another word for population density?

Answer 2

abundance

Question 3

Which factor explains a uniform distribution of individuals in a population?

Answer 3

territoriality in a species of bird

Question 4

Approximately how many people are on Earth today?

Answer 4

7 billion

Question 5

What characteristics apply to developed countries?

Answer 5

industrial economies and high individual incomes

Question 6

What factor would result in an increased mortality in a population due to increased competition for water?

Answer 6

density-dependent factor

Question 7

What problem is associated with using NPP to calculate the carrying capacity for humans?

Answer 7

It fails to take into account our need for other resources, such as water, clean air, and fuel.

Question 8

Although Americans make up less than 5% of the total human population, what percentage of the world’s resources do Americans generally use?

Answer 8

24%