Apes Unit 1 Test Frq's, Ap Environmental Science-Unit 1 Quiz Well Answered Rated A+ 2023/2024

Identify the major environmental consequence of the depletion of stratospheric ozone and describe TWO effects on ecosystems and/or human health that can result. {Ans: The major environmental consequence of ozone depletion is that the chlorine can gather in one place, such as the ozone hole in Antarctica, and create a hole in the stratospheric ozone which releases UV-B and UV-C. Two effects can be skin cancer in humans and decreased plant productivity.}Identify the class of chemical compounds that is primarily responsible for the thinning of the stratospheric ozone layer and describe TWO major uses for which these chemicals were manufactured. {Ans: Chlorofluorocarbons (CFC's) are primarily responsible for the thinning of the ozone layer. CFC's are used in the production of styrofoam and solvent/cleaner.}Identify one terrestrial sink, other than fossil fuels, that stores carbon for thousands to millions of years. {Ans: Sedimentary rocks can store carbon for thousands to millions of years.}Describe how the chemical compounds that you identified in part (A) destroy stratospheric ozone molecules. You may include chemical equation as part of your answer. {Ans: CL+03 ---> CLO+02 When a CFC molecule comes into contact with ultraviolet light exposure they tend to split causing a