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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 8 "And No Birds Sing".

Multiple Choice Questions

1. Chemical insecticides and herbicides are challenging because they are _____________.
(a) Sometimes safe
(b) Ignored
(c) Difficult to detect
(d) Hidden from view

2. Much of the world's water is polluted by ________ from many sources.
(a) Animals
(b) Dirt
(c) Waste
(d) Nuclear plants

3. What is used to pollinate the plants and to pollinate the trees?
(a) Bees
(b) Hummingbirds
(c) Scientists
(d) Humans

4. In the modern world, life does not have the luxury of ________.
(a) Research
(b) Time
(c) Money
(d) Control

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

Short Answer Questions

1. What group of substances includes insecticides and pesticides?

2. Humankind is producing new ________ in the laboratory, though these used to be limited only to nature's actions.

3. What was one of the chemicals used in the massive spraying in #78?

4. What did the earthworms dine on that infected them with DDT?

5. Chemicals can travel down ___________ or in underground aquifers to the bodies of water.

(see the answer key)

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