Food, Hunger, and Nutrition
1. With rising population factored in, worldwide grain supplies (p. 207)
A. could provide at least the minimum daily caloric intake of all the world's population.
B. even if equitably distributed, could not meet the increasing needs of the world's population.
C. far exceed the needs of the world's population.
D. is rapidly falling behind the needs of the world's population.
E. none of the above.
2. In the United States the problem of overnutrition has led to what percentage of the population being seriously overweight? (p. 207)
A. 1%
B. 10%
C. 20%
D. 50%
E. 80%
3. You are working in an aid station in a poor country and observe children with swollen abdomens. You would know that this disease is called kwashiorkor and is caused by (p. 208)
A. a lack of carbohydrates.
B. not enough caloric intake.
C. a calcium deficiency.
D. a diet with low or poor quality protein.
E. all of the above.
4. Pellagra is a disease caused by (p. 210)
A. a diet of too much beef and pork.
B. a diet with too much corn and other tryptophan and niacin poor starches.
C. a diet deficient in iron.
D. a diet that has too many lipids.
E. all of the above.
5. The industrialized, developed countries have 20% of the world's population and consume what percentage of the world's meat and milk? (p. 212)
A. 10%
B. 20%
C. 50%
D. 80%
E. none of the above
6. Given current population estimates, the average acreage of cropland per person in the world will (p. 212)
A. increase by 20% by 2025.
B. decrease by almost 50% by 2025.
C. increase by 50% by 2025.
D. decrease by 150% by 2025.
E. none of the above.
7. Energy is lost the higher we eat on the trophic level. To make one kilogram of edible beef, it takes what amount of grain? (p. 212)
A. one half a kilogram
B. 100 kilograms
C. 16 kilograms
D. 75 kilograms
E. 1 kilogram
8. Over the past thirty years, world food supplies have (p. 214)
A. doubled.
B. tripled.
C. been cut in half.
D. been cut to one third of their previous level.
E. none of the above.
9. Which of the following countries or continents have seen declines in food production? (p. 214)
A. China
B. Indonesia
C. Africa
D. A and C
E. B and C
10. What is the single greatest source of crop production increase worldwide? (pp. 214-215)
A. new varieties of crops
B. new land that has become available
C. increasing crop intensities
D. richer soils
E. decrease in naturally occurring pests
11. While new crops have greatly increased the production per hectare of many common crops, critics of the "green revolution" argue that (p. 216)
A. poor farmers often cannot afford the new varieties and the chemicals they require for growth.
B. new varieties are replacing older varieties that might have valuable genetic information.
C. single crop agriculture that share a common, small gene pool are susceptible to epidemics.
D. none of the above.
E. all of the above.
12. What are the three major crops in the world? (p. 211)
A. sugar, legumes, wheat
B. wheat, rice, potato
C. corn, potato, barley
D. corn, sugar, millet
E. wheat, rice, corn
13. The "blue revolution" refers to (p. 218)
A. fish farming.
B. new grain food sources.
C. genetic engineering of newer food crops.
D. traditional fishing operations.
E. none of the above.
14. Fish farming has had all of the following effects EXCEPT (p. 218)
A. habitat loss.
B. contribute as much as 2/3 of the protein consumed by subsistence farmers.
C. increased waste load.
D. decreased waste load.
E. species loss.
15. In developing countries, food crops for export tend to be (p. 220)
A. rice.
B. grain crops.
C. cash crops.
D. potatoes.
E. none of the above.