Chapter 3 Ecosystems

What are living things in the environment called?

• Biotic factors

• Abiotic factors

• Habitats

• Communities

What are non-living things in an environment called?

• Abiotic factors

• Biotic factors

• Habitats

• Populations

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What is the place in an ecosystem where an organism lives called?

• Habitat

• Community

• Population

• Abiotic factor

All the members of a species that live in an ecosystem are called a:

• Population

• Community

• Habitat

• Abiotic factor

True or False: A change in a population can affect the whole community.

• True

• False

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A __________ is a large ecosystem that has its own kind of plants, animals, and soils.

• Biome

• Atom

• Molecule

• Continent

Biomes have their own patterns of ​ ​ (a)   and ​ (b)   .

• weather
• climate
• aminals
• plants
• habitats 

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Name two biomes that are close to the poles.

• Tundra

• desert

• Grassland

• Forest and prairie

• tiaga

What are the three parts of the rainforest?

• Canopy, understory, forest floor

• Leaves, branches, roots

• Top, middle, bottom

• Rain, sun, soil

Which organisms make their own food using the energy of sunlight?

• Producers

• Consumers

• Decomposers

• Carnivores

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