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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 5 "Realms of the Soil".

Multiple Choice Questions

1. Plants growing in contaminated soil may carry the contaminants into their _____________.
(a) Tissues
(b) Chlorophyll
(c) DNA
(d) Neighbor plants

2. In ___________ in the 1950s, the chemical that appeared in the water had actually been created spontaneously by the interaction of other chemicals present.
(a) Colorado
(b) California
(c) Florida
(d) Maine

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

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

5. Life is able to adapt to environmental change over _____________, according to Carson.
(a) A few months
(b) A decade
(c) Millennia
(d) A year

Short Answer Questions

1. How long can chemicals remain in the soil to which they are applied?

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

3. Attempts to control a particular ________ in Clear Lake, California resulted in massive bird death.

4. Every human being now has contact with _________ every moment of his life - even from conception.

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

(see the answer key)

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