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

2. The majority of the Earth's surface is covered with __________.
(a) Trees
(b) Water
(c) Land
(d) Birds

3. Who has poisoned the entire environment, according to Carson as she will prove in this book?
(a) Insects
(b) Animals
(c) People
(d) Plants

4. How was the large population of sagebrush destroyed in the West?
(a) Suffocation
(b) Physical removal
(c) Sprayings
(d) Burning

5. The campaign in the American West to replace _______ with grass is one example of man's arrogant approach to plants.
(a) Sand
(b) Trees
(c) Cacti
(d) Sagebrush

Short Answer Questions

1. ______________ birds have also died as a result of the elm spraying.

2. Because animals are affected by chemicals, scientists are having a hard time finding uncontaminated animals to serve as _________ in experiments.

3. ____________ can eliminate only the unwanted plants and give the beneficial plants a chance to thrive.

4. Wildlife is unlikely to bounce back after _________ that kill large numbers of their kind.

5. Life is able to adapt to environmental change over _____________, according to Carson.

Short Essay Questions

1. What are some of the diseases that insects can carry which are harmful to humans?

2. How is the development of chemical resistance within the insect population a strong example of natural selection?

3. Why is the eagle population suffering in relation to the chemicals being used in pest control?

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

5. What is unlikely to bounce back after spraying that kill large numbers of their kind?

6. What do the mitochondria of cells do within the body?

7. Describe the chemical arsenic, what it does, and how it is used in the world in today's times.

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

9. What are some of the ways humans have done great damage to other life forms, according to Carson?

10. How has infectious disease been controlled in modern society?

(see the answer keys)

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