Water Quality and Conservation Quiz

Why is water considered crucial for life on Earth?

• It is essential for all living organisms.

• It is a source of minerals.

• It is a source of energy.

• It is used for transportation.

What is a major concern associated with blue-green algae?

• It increases water temperature.

• It produces a pleasant smell.

• It releases toxins harmful to health.

• It enhances water clarity.

What is the role of cyanobacteria in water pollution?

• It increases oxygen levels.

• It produces toxins.

• It is a source of nutrients.

• It purifies water.

What is the primary nutrient contributing to algal blooms in lakes?

• Nitrogen

• Phosphorus

• Potassium

• Calcium

What happens when rainfall exceeds the land's capacity to absorb water?

• It increases soil fertility.

• It reduces water pollution.

• It causes water to run downhill.

• It leads to drought.

How did agricultural practices change after World War II?

• Elimination of dairy farming

• Reduction in crop production

• Introduction of inorganic fertilizers

• Increased use of organic fertilizers

What was a consequence of feeding dairy cattle high-phosphorus supplements?

• Reduced algal blooms

• Improved water quality

• Increased milk production

• Higher phosphorus runoff

What is a key strategy to manage non-point source pollution?

• Reduce water usage

• Control phosphorus sources and runoff

• Eliminate all farming activities

• Increase phosphorus application

What is the Wisconsin farmer-led project focused on?

• Eliminating phosphorus use

• Improving water quality through farming practices

• Reducing water usage

• Increasing crop yield

What is a proactive measure farmers are taking to reduce phosphorus runoff?

• Eliminating crop rotation

• Slowing down water runoff

• Increasing fertilizer use

• Increasing livestock numbers