Water and food

What is the leading cause of river and stream impairment according to the U.S. Environmental Protection Agency?

• Urban runoff

• Industrial waste

• Agricultural nonpoint source pollution

• Sewage treatment plants

Which of the following is NOT listed as an agricultural activity that causes nonpoint source pollution?

• Overgrazing

• Using high-quality pesticides

• Overworking the land

• Poorly managed animal feeding operations

What can contaminated agricultural water potentially spread to crops and animals?

• Nutrients

• Bacteria, viruses, and parasites

• Oxygen

• Organic matter

At which point in food production can contaminated water sources affect crop production?

• During storage

• Packaging

• Chemical application

• After distribution

What quality should water be for washing crops in the final wash process?

• Recycled water quality

• Irrigation water quality

• Drinking water quality

• Rainwater quality

Which organism is NOT mentioned as being spread through water within the United States?

• Lactobacillus

• Cyclospora

• Salmonella spp.

• E. coli

What is important to ensure the safety of water provided to livestock?

• Temperature of the water

• Testing the water

• Taste of the water

• Color of the water

Which chemical is NOT listed as potentially dangerous to livestock?

• DDT

• Sulfates

• Nitrates

• Vitamin C

What is the effect of contaminated water on animal health?

• Enhanced fur quality

• Spread of disease-causing organisms

• Improved digestion

• Increased milk production

According to the text, what is a consequence of using contaminated water in irrigation?

• Increased crop yield

• Health issues in harvested crops

• Reduced need for fertilizers in all crops

• Faster growth of crops