Lakes and Ponds

What are lakes and ponds?

• Bodies of water surrounded by land on all sides

• Bodies of water surrounded by water on all sides

• Bodies of water surrounded by mountains on all sides

• Bodies of water surrounded by trees on all sides

How are lakes and ponds formed?

• Glaciers carving a basin

• Earthquakes or volcanoes

• Twisting rivers or oxbow lakes

• All of the above

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What is the difference between lakes and ponds?

• Lakes are bigger and deeper than ponds

• Ponds are bigger and deeper than lakes

• Lakes have more plants and animals than ponds

• Ponds have more plants and animals than lakes

What is the main source of water for lakes and ponds?

• Rainwater

• Underground aquifers

• Rivers and streams

• All of the above

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How does water flow into lakes and ponds?

• Gravity pulls water down into depressions or low basins

• Water is carried by glaciers

• Water is brought by meteorites

• All of the above

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What is the purpose of dams in creating lakes and ponds?

• To provide water for irrigation

• To generate electricity

• To create recreational areas

• All of the above

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How does pollution affect lakes and ponds?

• Pesticides from crops can contaminate the water

• Fertilizers from lawns can cause excessive plant growth

• Air pollution can lead to acid rain

• All of the above

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What is the role of plankton in lakes and ponds?

• They are microscopic plants that produce food and oxygen

• They are tiny creatures that eat algae

• They are food for larger animals

• All of the above

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What is the Great Salt Lake known for?

• Having a large amount of water flowing into it

• Being the largest lake in the world

• Having high salt content due to no outlet

• Being a popular recreational area

Which is the largest lake in Siberia?

• Lake Baykal

• Lake Ontario

• Lake Michigan

• Lake Erie