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STEP MODULES MR.MOHAMED ELGAYAR MRPROF.NET

Questions

1. What is an example of air pollution?

a. smoke from factories ( √)

b. oil from oil spills

c. chemicals in your drinking water

d. noise from traffic

2. What are the difference between the primary pollution and secondary pollution?

a. Primary pollutants enter the air directly, but secondary ones don't enter air

b. Primary pollution is more dangerous than secondary pollution

c. Secondary pollution is more dangerous than the primary pollution ( √)

d. Primary pollution as dangerous as secondary pollution

3. Pesticides and leakage from chemical tanks are examples of……..

a. air pollution

b. soil pollution( √)

c. noise pollution

d. water pollution

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