Monthly Exam Of December 5

Question 0

is a type of air pollution caused by the interaction of sunlight with pollutants produced by fossil fuel emissions.

Answer 0

Smog

Question 1

describes any undesirable factor, or pollutant, that is added to the air, water, or soil.

Answer 1

pollution

Question 2

are microscopic bits of dust, metal, and unburned fuel, 1–10 microns in size, that are produced by many different industrial processes.

Answer 2

particulates

Question 3

is a type of precipitation produced when pollutants in the water cycle cause rain pH to drop below normal levels.

Answer 3

Acid rain

Question 4

occurs when carbon dioxide, water, and methane mol- ecules absorb energy reradiated by Earth’s surface and slow the release of this energy from Earth’s atmosphere.

Answer 4

greenhouse effect

Question 5

The trend of increasing global temperatures is known as

Answer 5

global warming.

Question 6

, also known as a bioindicator, is a species that provides a sign, or indication, of the quality of the ecosystem’s environmental conditions.

Answer 6

indicator species

Question 7

, a pollutant moves up the food chain as predators eat prey, accumulating in higher concentrations in the bodies of predators.

Answer 7

biomagnification

Question 8

is a practice in which natural resources are used and managed in a way that meets current needs without hurting future generations.

Answer 8

Sustainable development

Question 9

because its protection means a wide range of other species will also be protected.

Answer 9

umbrella species