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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 4 "Surface Waters and Underground Seas".

Multiple Choice Questions

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

2. For almost every human being on the planet, synthetic pesticides are present in _______ and probably in bodily tissues from the beginning.
(a) Powdered formula
(b) Water
(c) The placenta
(d) Mother's milk

3. The town Carson describes _________ actually exist.
(a) Does
(b) Will
(c) Does not
(d) Can

4. Toxic substances work to stop the body's natural functions; some of them may cause __________ to begin growing.
(a) Cancer cells
(b) Arms
(c) Poisonous reactions
(d) Resistance

5. All of the Earth's watersystems are _____________, so contamination of a part is contamination of the whole.
(a) Separate
(b) Connected
(c) Dirty
(d) At risk

Short Answer Questions

1. There is a widespread, critical shortage of ____________ across the globe.

2. Much of the world's water is polluted by ________ from many sources.

3. There is evidence that chemicals travel via ____________.

4. What is contaminated with DDT so that it ends up affecting a human consumer of eggs?

5. Plants and animals specifically ________ to live in whatever their environments are.

(see the answer key)

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