Freshwater Animals
Freshwater Habitats
Freshwater Plants
Water and Ecosystems
Environmental Problems
100

What fish commonly lives in freshwater?

Trout

100

What is a freshwater ecosystem?

An ecosystem with water that has little salt.

100

What do freshwater plants need to make food?

Sunlight

100

What is freshwater?

Water with very little salt

100

What is a major threat to freshwater ecosystems?

Pollution

200

What amphibian commonly lives near freshwater?

Frog

200

What is an example of a freshwater ecosystem?

A lake

200

What plant commonly floats on freshwater?

Water lily

200

What do all living organisms need to survive? 

Water

200

Which living being polluts the freshwater ecosystems?

Humans

300

What do fish use to breathe underwater?

Gills

300

What freshwater ecosystem has flowing water?

A river

300

What process do plants use to make food?

Photosynthesis

300

What is a food web?

A network of feeding relationships

300

What can too much algae reduce in water?

Oxygen

400

What do freshwater animals depend on for survival? 

Clean water

400

What freshwater ecosystem is covered with shallow water and plants?

A wetland

400

What gas do plants release during photosynthesis?

Oxygen

400

What is biodiversity? 

The variety of living organisms in an ecosystem.

400

How can people protect freshwater? 

By reducing pollution and conserving water

500

Why are freshwater animals important? 

They help maintain the food web

500

Why are freshwater habitats important?

They provide water and habitats for living organisms

500

Why are freshwater plants important? 

They provide oxygen, food, and shelter

500

Why is biodiversity important?

It helps ecosystems stay healthy and stable

500

What can severe freshwater pollution cause? 

Loss of biodiversity.

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