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This test consists of 5 multiple choice questions, 5 short answer questions, and 10 short essay questions.

Multiple Choice Questions

1. There is a disagreement among scientists about how much _______ can be safely stored in the body.
(a) Fat
(b) DDT
(c) Arsenic
(d) Water

2. Chemical wielding __________ overlook the terrible flaws in their programs of blanket spraying.
(a) Corporate moguls
(b) Entomologists
(c) Hippies
(d) Biologists

3. _____________ must discern for themselves who is telling the truth.
(a) Researchers
(b) Scientists
(c) Citizens
(d) Media

4. What are numerous in both kind and in sheer quantity according to Carson in the opening of the book?
(a) Cats
(b) Pebbles
(c) Lakes
(d) Birds

5. Attempts to control a particular ________ in Clear Lake, California resulted in massive bird death.
(a) Fish
(b) Bird
(c) Gnat
(d) Spider

Short Answer Questions

1. What is the name of the naturally occurring mineral that is toxic to humans and most creatures but is still used as a pesticide?

2. Repeated spraying lead to poisoned environments in which not only are resident creatures killed, but also those that _________ there.

3. Other crops show signs of damage or ______ when planted in contaminated soil.

4. Chemicals can travel down ___________ or in underground aquifers to the bodies of water.

5. Since the 1940s, more than 200 chemicals have been created for the purpose of _____________.

Short Essay Questions

1. What have red ants been used for in the matter of forest hygiene?

2. What caused the widespread application of chemicals in the time of World War II?

3. What has happened with synthetic pesticides within less than twenty years of their existence?

4. What has the environment played an important role in forming, according to this chapter?

5. How does Carson think weeds are defined by most people in today's world?

6. What was the immediate and devastating result of the spraying of the land for Dutch Elm Disease?

7. Where does radiation tend to occur naturally, as it has for many years before the time of the humans?

8. What kinds of foods contain the highest levels of chemicals?

9. What does Carson say the major public health problems used to be caused by?

10. What happens during the sterilization method of insect control?

(see the answer keys)

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