What fish commonly lives in freshwater?
Trout
What is a freshwater ecosystem?
An ecosystem with water that has little salt.
What do freshwater plants need to make food?
Sunlight
What is freshwater?
Water with very little salt
What is a major threat to freshwater ecosystems?
Pollution
What amphibian commonly lives near freshwater?
Frog
What is an example of a freshwater ecosystem?
A lake
What plant commonly floats on freshwater?
Water lily
What do all living organisms need to survive?
Water
Which living being polluts the freshwater ecosystems?
Humans
What do fish use to breathe underwater?
Gills
What freshwater ecosystem has flowing water?
A river
What process do plants use to make food?
Photosynthesis
What is a food web?
A network of feeding relationships
What can too much algae reduce in water?
Oxygen
What do freshwater animals depend on for survival?
Clean water
What freshwater ecosystem is covered with shallow water and plants?
A wetland
What gas do plants release during photosynthesis?
Oxygen
What is biodiversity?
The variety of living organisms in an ecosystem.
How can people protect freshwater?
By reducing pollution and conserving water
Why are freshwater animals important?
They help maintain the food web
Why are freshwater habitats important?
They provide water and habitats for living organisms
Why are freshwater plants important?
They provide oxygen, food, and shelter
Why is biodiversity important?
It helps ecosystems stay healthy and stable
What can severe freshwater pollution cause?
Loss of biodiversity.