Earth Science B - Unit 7, Lesson 7: Agriculture, Industry, and Water Resources
I make it easier to answer. I got a 10/11 but it was my bad. Answer came from @thatsweetapple.
1. Which of the following is an example of industrial water use?
Answer: water used to refine oil
2. Which accounts for the highest water withdrawals in the United States?
Answer: thermoelectric power
3. Which is the most prevalent source of agricultural water pollution?
Answer: sedimentation
4.Drag each agricultural practice to show whether it impacts the quality or quantity of water.
Answer: Quality : pesticide, "irrigation" (this is what I got wrong), and grazing
Answer: Quantity : irrigation
5.Drag each item to indicate whether it is a positive or negative impact of dams.
Answer: Positive : energy production, water storage, and control of water.
Answer: Negative : trapping of river-borne nutrients, deepening of riverbed, and high salt concentrations.
6. Drag each item to indicate whether it is a cause or effect of nutrient increase in the water supply.
Answer: Cause : "Animals waste appears in the water supply.", and "Fertilizer is applied."
Answer: Effect : "Algal blooms occur.", and "Water is unfit for aquatic life."
7. Which of the following is an effect of both improper livestock and improper irrigation practices?
Answer: Excess levels of nutrients in the water supply
8.
Answer: Cause : "liquid waste from smelting enters the water supply" and "water used as a cooling agent in power plants"
Answer: Effect : "increased levels of contaminants such as chromium and lead" and "decreased dissolved oxygen levels"
9. Which of the following uses the largest amount of water per day?
Answer: thermoelectric power
This should get you a 100%