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This test consists of 15 multiple choice questions and 5 short answer questions.

Multiple Choice Questions

1. What is the name for chemicals that mix with other pollutants and substances in the water, producing unidentifiable results?
(a) Trep
(b) Sludge
(c) Muck
(d) Gunk

2. What was infected with chemicals that led to the death of so many robins?
(a) Earthworms
(b) Nest building material
(c) Air
(d) Water

3. __________ are simply plants that are in the wrong place at the wrong time.
(a) Flowers
(b) Trees
(c) Weeds
(d) Bushes

4. In many cases, the spraying is killing wildflowers which attract ___________.
(a) Animals
(b) Water
(c) Tourists
(d) Insects

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

6. Without the Earth's ________, there could be no plants.
(a) Human help
(b) Light
(c) Soil
(d) Water

7. The town Carson describes is one where townsfolk and farmers and wildlife all live in _____________.
(a) Harmony
(b) The same place
(c) Conflict
(d) Misery

8. Farms and orchards do NOT include these trees, in Carson's description.
(a) Maple
(b) Pine
(c) Palm
(d) Birch

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

10. What was applied to a large area of Illinois over an 8 year period in order to try to control the Japanese Beetle?
(a) Dieldrin
(b) Bitter orange
(c) ALdrin
(d) DDT

11. The roadsides are lush with trees, ferns, and ____________.
(a) Soil
(b) Birds
(c) Wildflowers
(d) Stones

12. Studies on the __________ in areas previously sprayed with DDT have confirmed that DDT remains in the birds at least one generation after the spraying.
(a) Robins
(b) Hawks
(c) Buzzards
(d) Eagles

13. Humans __________ plants when an an immediate use is not obvious for a plant.
(a) Destroy
(b) Eat
(c) Test
(d) Move

14. Wildlife biologists and forestry experts __________ the mass killings of so much life.
(a) Decry
(b) Support
(c) Assist in
(d) Are guilty of

15. What lingers on the rooftops in Carson's description of the demise of the environment?
(a) Insects
(b) Smog
(c) Black birds
(d) White powder

Short Answer Questions

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

2. Radiation used to be limited to that which occurred naturally - in rocks, cosmic rays, and __________.

3. Carson wonders - How can we as __________ beings continue to allow such rampant and unjustified killings?

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

5. What are so popular that tourists come to see them every year?

(see the answer keys)

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