Which of the following type of water pollution causes the most severe human health problems? A) Nutrient pollution B) Pathogens C) Toxic chemicals D) Sediment pollution Diet lacks protein or essential amino acids and high in starch Protein deficiency and insufficient calories Provide fresh, locally grown food and mostly using farm manure as compost Consumers pay farmers in advance and get fresh food

1. B

Which of the following type of water pollution causes the most severe human health problems?
A) Nutrient pollution
B) Pathogens
C) Toxic chemicals
D) Sediment pollution

2. Kwashiorkor

Diet lacks protein or essential amino acids and high in starch

3. Marasmus

Protein deficiency and insufficient calories

4. Farmers markets

Provide fresh, locally grown food and mostly using farm manure as compost

5. Community-supported agriculture (CSA)

Consumers pay farmers
in advance and get fresh food. Farmers get a guaranteed income.

6. Organic Food Production Act (1990)

Establishes national standards for organic products.

7. Sustainable agriculture

Does not deplete soil, pollute water, or decrease genetic diversity

8. Low-input agriculture

Uses smaller amounts of pesticide, fertilizers, growth hormones, water, and fossil fuels than industrial agriculture

9. Organic agriculture

Uses no synthetic fertilizers, insecticides, fungicides, or herbicides. Relies on biological approaches (e.g., composting and biocontrol)

10. eggs, chicken, beef

Producing ____ and _____ meat requires the least space and water while producing ____ requires the most.