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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. The organic ____________ insecticides like Malathion and parathion are in wide use in 1962, when the book was written.
(a) Boron
(b) Carbon
(c) Arsenic
(d) Phosphorus

2. What are so popular that tourists come to see them every year?
(a) Fish population
(b) Waves
(c) Changing leaves
(d) Migratory birds

3. Radiation used to be limited to that which occurred naturally - in rocks, cosmic rays, and __________.
(a) Bombs
(b) Trees
(c) Charcoal
(d) Sunlight

4. What is the toxin which is released through nuclear explosion?
(a) Gamma rays
(b) Soot
(c) Arsenic
(d) Radiation

5. Not only do chemicals hurt the soil, but they also ____________ the soil for years.
(a) Change
(b) Clean
(c) Help
(d) Remain in

Short Answer Questions

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

2. Because animals are affected by chemicals, scientists are having a hard time finding uncontaminated animals to serve as _________ in experiments.

3. _____________ hurts the soil on a virtually permanent basis, according to Carson.

4. For almost every human being on the planet, synthetic pesticides are present in _______ and probably in bodily tissues from the beginning.

5. Large-scale, single-crop farming eliminates the _______________ that provided built in control of pests.

(see the answer key)

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