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This test consists of 15 multiple choice questions and 5 short answer questions.

Multiple Choice Questions

1. What happens to the people in the beginning description which puzzles doctors?
(a) They have green spots on their faces
(b) They become ill
(c) They begin to hurt each other
(d) They disappear

2. What is not one of the animal species which are bolstered by the inclusion of sagebrush in the West?
(a) Mule deer
(b) Sage grouse
(c) Pronghorn antelope
(d) Red tailed hawk

3. Humankind is producing new ________ in the laboratory, though these used to be limited only to nature's actions.
(a) Wastes
(b) DNA
(c) Chemicals
(d) Plants

4. Repeated spraying lead to poisoned environments in which not only are resident creatures killed, but also those that _________ there.
(a) Migrate
(b) Were born
(c) Visiting
(d) Are near to

5. Because animals are affected by chemicals, scientists are having a hard time finding uncontaminated animals to serve as _________ in experiments.
(a) Helpers
(b) Controls
(c) Subjects
(d) Examples

6. ______________ birds have also died as a result of the elm spraying.
(a) Black
(b) Blue
(c) Burrowing
(d) Treetop

7. Herbicides can change the _________ of plants, making toxic plants more appealing to animals.
(a) Color
(b) Appearance
(c) Taste
(d) Metabolism

8. Every human being now has contact with _________ every moment of his life - even from conception.
(a) Dangerous chemicals
(b) Nature
(c) Pests
(d) Insects

9. Other crops show signs of damage or ______ when planted in contaminated soil.
(a) Unnatural height
(b) Stunted growth
(c) Death
(d) Better taste

10. This kind of vegetable absorbs huge levels of poisons, which would have harmed humans if they had eaten the produce.
(a) Tomato
(b) Carrot
(c) Beans
(d) Peppers

11. Carson wonders - How can we as __________ beings continue to allow such rampant and unjustified killings?
(a) Intelligent
(b) Living
(c) Human
(d) Moral

12. Not only do chemicals hurt the soil, but they also ____________ the soil for years.
(a) Clean
(b) Remain in
(c) Change
(d) Help

13. What is the toxin which is released through nuclear explosion?
(a) Radiation
(b) Soot
(c) Gamma rays
(d) Arsenic

14. Chemicals can travel down ___________ or in underground aquifers to the bodies of water.
(a) Watersheds
(b) Mountains
(c) Streets
(d) Sewers

15. Where was the population of Japanese Beetles effectively controlled?
(a) South
(b) West
(c) East
(d) North

Short Answer Questions

1. Radiation used to be limited to that which occurred naturally - in rocks, cosmic rays, and __________.

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

3. In the modern world, life does not have the luxury of ________.

4. What is plentiful in the streams, providing good fishing spots since early settler times?

5. What was the source of the contamination in the eagle population?

(see the answer keys)

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