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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. How long can chemicals remain in the soil to which they are applied?
(a) 12 years
(b) 1 year
(c) 1 month
(d) A few days

2. _____________ hurts the soil on a virtually permanent basis, according to Carson.
(a) Wild orange oil
(b) Arsenic
(c) DDT
(d) Corn crops

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

4. DDT is passed long through the ___________ during the course of nearly everyone's life.
(a) Food chain
(b) Packaged foods
(c) Air
(d) Exhaust fumes

5. Only _________ have gained the ability to reserve the roles and actually change the environment they live in.
(a) Insects
(b) Human beings
(c) Plants
(d) Animals

Short Answer Questions

1. Not only do chemicals hurt the soil, but they also ____________ the soil for years.

2. All of the Earth's watersystems are _____________, so contamination of a part is contamination of the whole.

3. This kind of vegetable absorbs huge levels of poisons, which would have harmed humans if they had eaten the produce.

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

5. Toxic substances work to stop the body's natural functions; some of them may cause __________ to begin growing.

(see the answer key)

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