Review for Test 1

______ is an interdisciplinary subject that combines information from the physical sciences and the social sciences to learn how the earth works.

• Environmental science
• Conservation
• Ecology

Nonrenewable resources ...

• are renewable
• can be replenished after dozens or hundreds of years
• can only be used a limited amount of times
• All of the choices

What is an example of a non-renewable resource?

• Sunlight
• Water
• Oil

What is an example of a renewable resource?

• Fertile soil
• Coal
• All the Above

The per capita ecological footprint is ___________________.

• Environmental degradation
• Amount of biologically productive land and water needed to supply each person.

What is a resource?

• Obtained from the environment to meet needs and wants
• Solar system
• None of the above

Pollution prevention is usually more expensive than pollution cleanup.

• True
• False

What are the three major categories of environmental problems?

• Desertification, Ozone depletion, Pollution
• Resource depletion, poaching, pollution
• Resource depletion, pollution, extinction

What can humans do to make sure that fish species don't go extinct? Choose the best answer

• Destroy sharks and other predators in the ocean
• Stop the practice of overfishing
• Stay away from the oceans entirely

Why do many scientists believe that the growing level of extinctions is a problem?

• Extinctions affect entire ecosystems
• Zoos will begin to lose money
• Humans will no longer be able to own pets