Ecosystems and Biomes Quiz

What is an ecosystem?

• A group of animals living together

• Living things working with other living and nonliving things around them to survive

• A type of plant community

• A type of weather pattern

What type of climate does the Arctic tundra biome have?

• Mild and windy

• Cold and dry with little precipitation

• Hot and humid

• Warm and rainy

What is permafrost?

• A type of animal that lives in the Arctic tundra biome

• A type of precipitation in the Arctic tundra biome

• A layer of ground that is permanently frozen

• A type of tree found in the Arctic tundra biome

How are deciduous trees and coniferous trees different?

• Coniferous trees have leaves that fall off in the spring, while deciduous trees do not lose their leaves.

• Deciduous trees have cones and needles, while coniferous trees have flowers on them year round.

• Coniferous trees are home to many species of animals, while deciduous trees do not provide homes to animals.

• Deciduous trees have regular leaves that fall off in winter, while coniferous trees have cones and needles.

What is the main characteristic of ALL deserts?

• All deserts are hot climates with no rain.

• All deserts have no animals because the climate is too harsh.

• All deserts have little precipitation, making them dry.

• All deserts are filled with sand and are found on the African continent.

Why are grasslands so important?

• They are home to many different types of animals

• They are important for growing crops

• They cover about one fourth of Earth

• All of the above

What are the two types of aquatic biomes?

• Marine and freshwater

• Saltwater and freshwater

• Ocean and river

• Lake and pond

Marine and fresh water biomes are different because...

• marine biomes have many different organisms, while fresh water biomes have few living things.

• marine biomes, like the ocean, contain salt water; fresh water biomes, like lakes and rivers, are not salt water.

• marine biomes are a very small part of our planet, while fresh water biomes cover 75% of the planet.

• marine biomes and fresh water biomes are the same; there is no difference between the two.

Why is the rainforest so important?

• It is home to almost half of all plant and animal species on earth

• It produces much of the world's oxygen

• It has many natural resources

• All of the above

Most tropical rainforests are found...

• in the United States

• near the Arctic circle

• by the ocean

• near the equator