Environmental Science Final Exam Review

Which of the following created the hole in the ozone layer?

• CO2 emissions

• Chlorofluorcarbons (CFC's)

• Too much nitrogen

• Ozone

a gas molecule that is made up of three oxygen atoms

• ozone
• hydrogen peroxide
• carbon dioxide
• nitrogen

warming of the Earth due to the insulating effect of gases in the atmosphere, such as carbon dioxide and water vapor.

• Planetary freezing
• Global warming
• Atmospheric shrinking
• Local cooling

The water cycle is

• The continuous movement of water on, above, and below the surface of the Earth.
• The process of turning water into ice
• The movement of air around the Earth
• The process of water evaporating into the atmosphere and never returning

a system formed by the interaction of a community of organisms with their physical environment.

• ecosystem
• astronomy
• microorganism
• biosphere

abiotic is

• living
• organic
• breathing
• non-living

Biotic is

• non-living organisms
• rocks and minerals
• living organisms
• inanimate objects

change in a kind of organism over time; process by which modern organisms have descended from ancient organism

• evolution

• genetics

• natural selection

• genetic drift

selection by humans for breeding of useful traits from the natural variation among different organisms.

• Random selection
• Genetic engineering
• Artificial selection or selective breeding
• Natural selection

ability to tolerate a chemical or disease.

• Allergy
• Resistance
• Pathogen