Exploring Biomes and Ecosystems

What percentage of Earth's surface is covered by forests?

• 20%

• 50%

• 30%

• 40%

Which biome is known for being hot and dry?

• Grassland

• Desert

• Forest

• Tundra

What is the largest biome on Earth?

• Forest

• Aquatic

• Desert

• Tundra

How much of the Earth's surface do deserts cover?

• About one-fourth

• About one-fifth

• About one-third

• About one-tenth

What are the two main types of grasslands?

• Northern and Southern

• Savanna and Prairie

• Tropical and Temperate

• Arid and Semi-Arid

Which forest type is found in cold climates?

• Boreal forests

• Temperate forests

• Tropical rainforests

• Deciduous forests

Tags

NGSS.MS-ESS2-6

What percentage of Earth is covered in water?

• 80%

• 60%

• 50%

• 70%

Tags

NGSS.MS-ESS2-4

What is the difference between a biome and an ecosystem?

• They are the same.

• Ecosystems only contain living things.

• A biome is a part of an ecosystem.

• An ecosystem is a part of a biome.

What is not a living component of an ecosystem?

• Plants

• Animals

• Bacteria

• Water

What type of biome is the Sahara Desert?

• Tundra

• Desert

• Grassland

• Aquatic