Describe DDT and summarize the history of the use and banning of DDT, including actions taken by the U.S. government. State the major reasons for spraying with DDT and for banning it. State three or more ways science has played a role in the controversy.
Answer:
(8 points)
Choose one of the following resources: timber, fish, soil, water, or fossil fuels. Discuss current problems having to do with the use and management of the resource, and approaches that have been taken to resolve the problems.
Answer:
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Graded Assignment SCI010: Environmental Science | Unit 6 | Lesson 4: Semester Test
(7 points)
Identify the natural cycle that is shown in the diagram. Then, for each box in the diagram, write one or two sentences explaining the labeled process as it relates to this cycle.
Answer:
(7 points)
Identify an animal or plant that is in danger of extinction or that has been in danger of extinction in the recent past. State the environmental problems that would occur if the species became extinct. Describe the efforts that have been made to preserve the species, and any opposition the efforts faced. Discuss how successful the efforts have been, and what accounts for their success or failure. In describing preservation efforts, name a law, if any, that
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Graded Assignment SCI010: Environmental Science | Unit 6 | Lesson 4: Semester Test
deals with this species’ protection.
Answer:
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