Ecosystems Quiz

What type of weather is common in tundra ecosystems?

• Hot and dry

• Cold and windy

• Warm and rainy

What is a threat to marine ecosystems?

• Global warming

• Overgrazing

• Drought

What is a non-living factor in freshwater ecosystems?

• Algae

• Temperature

• Amphibians

What periods do grassland ecosystems experience?

• Only rainy seasons

• Only dry seasons

• Both rainy and dry seasons

What is the main threat to forest ecosystems?

• Climate change

• Deforestation

• Overfishing

What is a major threat to desert ecosystems?

• Global warming

• Water pollution

• Overgrazing

Explain how trees support animal life in forests.

Describe how plants in deserts adapt to store water.