1. Throughout earth's history, living things have __________ with their environment but not changed it.
(a) Tinkered
(b) Interacted
(c) Grown
(d) Battled

2. The Earth itself is ________ only as long as the creatures within it are.
(a) Useful
(b) Promising
(c) Clean
(d) Healthy

3. The spraying of chemicals became more widespread because of new insecticides and a surplus of ___________.
(a) POWs
(b) Airplanes
(c) Money
(d) Workers

4. The American Cancer Society estimates that ______ out of 3 families will be stricken by cancer.
(a) 1
(b) 3
(c) 0
(d) 2

5. There is a widespread, critical shortage of ____________ across the globe.
(a) Filters
(b) Fresh water
(c) Water treatment
(d) Rain

Short Answer Questions

1. The business of chemical _______ is booming because people approach plant life without thinking about any perspective but their own immediate desires.

2. The roadsides are lush with trees, ferns, and ____________.

3. ____________ is also contaminated because washing does not remove chemicals, nor does cooking.

4. The title of this chapter comes from Jean Rostand: "The obligation to endure gives us the right to ___________."

5. If a robin did not die, it often suffered from __________ as a result of being exposed to DDT.

(see the answer key)

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