In  temperate lakes, the surface water is replenished with nutrients during mixing turnovers that occur in the summer and winter. summer and autumn. autumn and winter. spring and summer. autumn and spring.

Water is less dense as a solid than as a liquid. How does this property typically affect a lake ecosystem in freezing temperatures? O When the lake is frozen, fish still have access to liquid water for oxygen and swimming as well as access to food on the bottom of the lake O When the lake is frozen, fish still have access to liquid water for oxygen and swimming but no longer have access to food on the bottom of the lake. O When the lake is frozen, fish no longer have access to liquid water for oxygen and swimmng but do have access to food on the bottom of the lake. O When the lake is frozen, fish no longer have access to liquid water for oxygen and swimming and no longer have access to food on the bottom of the lake

Explain virtual water and its role in water conservation. Provide 1 example of how you can reduce your virtual water consumption.✓✓

What are the two key concepts for this section?Define freshwater. Explain why access to water is ahealth issue, an economic issue, a national and globalsecurity issue, and an environmental issue. Whatpercentage of the earth’s freshwater is available to us?Explain how water is recycled by the hydrologic cycleand how human activities can interfere with thiscycle. Define groundwater, zone of saturation,water table, aquifer, surface water, surface runoff, and watershed basin

List any three important pollutant of water.

Which of the following events would be most likely to contribute to increased phosphorus flow into Lake Erie? a heavy spring rainstorm that increased river flow volumes a tornado that formed near Lake Erie a major volcanic eruption in Central America a drought that lasted several weeks a wild fire along the Lake Erie shoreline

A pond is found to contain high levels of nitrates & phosphates. What is the most Ilikely source of these chemicals? O urban runoff O agricultural runoff O coal power plant O wastewater treatment plant

Describe how many of your everyday activities, including your demands for food and other materials, add pollution to the water cycle or alter it in other ways. How can you be a better steward with your water consumption?"

The best formal definition of a lake is a large natural body of standing freshwater a nutrient-rich, shallow body of standing freshwater a shallow, rapidly flowing body of water a shallow pool of water that dries out and then refills when it rains a large natural wetland with plants and saltwater

High buffering capacity means the soil will retain more nutrients than soil with low buffering capacity.  True or False