1. (TCO 6)
Which of the following contains the LEAST amount of water? (Points : 3)
Oceans.
Polar ice caps and glaciers.
Accessible freshwater.
Total fresh water.
Salt water seas.
2. (TCO 6) What caused the Aral Sea to shrink? (Points : 3)
Less snowmelt.
Drought.
Global climate change.
Increased evaporation.
Diversion of water for irrigation.
3. (TCO 6) A major water related health problem in developing countries is that (Points : 3)
groundwater is usually contaminated with human waste.
groundwater is usually contaminated with industrial wastes.
groundwater is not available.
surface waters used for water supplies are often contaminated with human wastes.
surface waters are contaminated with industrial wastes.
4. (TCO 6) It is TRUE that gray water (Points : 3)
is water contaminated with sewage.
is water from homes that is separate from the water used for toilets.
includes water from sinks, showers, bathtubs, and laundries.
is a separate line for drinking water.
is groundwater.
5. (TCO 6) Pollutants that enter natural water bodies via pipes are known as (Points : 3)
non-point source pollutants.
point source pollutants.
chemical pollutants.
storm water wastes.
non-organic wastes.
6. (TCO 9) Most plants grow best when the pH value of the soil is at or near (Points : 3)
1.0.
3.0.
7.0.
9.0.
12.0.
7. (TCO 9) Which is NOT a characteristic of subsistence farming? (Points : 3)
Small plots.
Low technology.
Dependable cash income.
Labor intensive.
Most common approach in rural populations.
8. (TCO 9) The root cause of hunger is (Points : 3)
poverty.
inadequate global food reserves.
lack of adequate food production.
overexploitation of the environment.
climatic conditions, such as drought.
9. (TCO 9) Hunger and famine is most prevalent in (Points : 3)
Sub-Saharan Africa.
Southeast Asia.
South America.
China.
Central America.
10. (TCO 9) DDT accumulates in higher doses in what body tissue in animals? (Points : 3)
Muscle.
Bone.
Fat.
Nervous.
Skin.
Oceans.
Polar ice caps and glaciers.
Accessible freshwater.
Total fresh water.
Salt water seas.
2. (TCO 6) What caused the Aral Sea to shrink? (Points : 3)
Less snowmelt.
Drought.
Global climate change.
Increased evaporation.
Diversion of water for irrigation.
3. (TCO 6) A major water related health problem in developing countries is that (Points : 3)
groundwater is usually contaminated with human waste.
groundwater is usually contaminated with industrial wastes.
groundwater is not available.
surface waters used for water supplies are often contaminated with human wastes.
surface waters are contaminated with industrial wastes.
4. (TCO 6) It is TRUE that gray water (Points : 3)
is water contaminated with sewage.
is water from homes that is separate from the water used for toilets.
includes water from sinks, showers, bathtubs, and laundries.
is a separate line for drinking water.
is groundwater.
5. (TCO 6) Pollutants that enter natural water bodies via pipes are known as (Points : 3)
non-point source pollutants.
point source pollutants.
chemical pollutants.
storm water wastes.
non-organic wastes.
6. (TCO 9) Most plants grow best when the pH value of the soil is at or near (Points : 3)
1.0.
3.0.
7.0.
9.0.
12.0.
7. (TCO 9) Which is NOT a characteristic of subsistence farming? (Points : 3)
Small plots.
Low technology.
Dependable cash income.
Labor intensive.
Most common approach in rural populations.
8. (TCO 9) The root cause of hunger is (Points : 3)
poverty.
inadequate global food reserves.
lack of adequate food production.
overexploitation of the environment.
climatic conditions, such as drought.
9. (TCO 9) Hunger and famine is most prevalent in (Points : 3)
Sub-Saharan Africa.
Southeast Asia.
South America.
China.
Central America.
10. (TCO 9) DDT accumulates in higher doses in what body tissue in animals? (Points : 3)
Muscle.
Bone.
Fat.
Nervous.
Skin.
