Water quality and conversation unit review practice answers

Answer 1

1. What is the definition of water quality?
Water quality refers to the physical, chemical, and biological characteristics of water that determine its suitability for various uses.

2. What are some of the factors that impact water quality?
Factors that impact water quality include pollution from human activities, natural processes, temperature, pH levels, dissolved oxygen levels, nutrient levels, and presence of contaminants.

3. How can water quality be measured?
Water quality can be measured through various methods such as sampling and testing for physical, chemical, and biological parameters. This can include testing for substances like bacteria, heavy metals, pesticides, and pH levels.

4. Why is water conservation important?
Water conservation is important because clean, fresh water is a limited resource essential for human health, ecosystems, and economic development. By conserving water, we can ensure that future generations have access to clean and safe drinking water.

5. What are some ways to conserve water at home?
Some ways to conserve water at home include fixing leaks, taking shorter showers, using efficient appliances, reducing lawn irrigation, collecting rainwater for gardening, and turning off the water when brushing teeth or washing dishes.

6. How can agriculture impact water quality?
Agriculture can impact water quality through the use of fertilizers and pesticides that can runoff into water sources, as well as livestock waste that can contaminate water. Poor agricultural practices can lead to pollution, eutrophication, and habitat destruction in waterways.

7. What is the importance of wetlands in preserving water quality?
Wetlands play a vital role in preserving water quality by acting as natural filters that trap sediment, nutrients, and pollutants. They also provide essential habitat for wildlife and help regulate water flow and prevent flooding. Preserving and restoring wetlands is essential for maintaining healthy water ecosystems.