What is an ecosystem?

• A place where only nonliving things exist

• A specific type of habitat for a particular organism

• An area where organisms interact with each other and with nonliving things

• A collection of different species of trees

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What is a habitat?

• The process by which an organism adapts to its environment

• The resources an organism needs for survival

• The place where an organism lives

• The struggle between two organisms for resources

What are resources in the context of an ecosystem?

• Predators within an ecosystem

• The materials an organism needs for survival and obtains from its habitat

• The nonliving components of an ecosystem

• The types of interactions between organisms

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What does competition refer to in an ecosystem?

• The fastest organism in a habitat

• The largest habitat in an ecosystem

• The struggle between two organisms to obtain the same resources

• The variety of species in a habitat

Which of the following is NOT a resource that an oak tree needs to grow?

• Sunlight

• Air

• Soil

• Darkness

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According to the text, what might a bear's habitat include?

• Only a tree branch

• The entire forest

• Just the underside of a rock

• Only a puddle of water

How do oak trees compete for resources?

• By growing faster than other plants

• By moving to different locations

• By consuming more food than other animals

• By hunting other organisms

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What is the difference between a habitat and an ecosystem?

• A habitat is a living component, while an ecosystem is non-living.

• A habitat is larger than an ecosystem.

• A habitat is where an organism lives, while an ecosystem includes the living and non-living components.

• A habitat includes the living and non-living components, while an ecosystem is where an organism lives.

What resources does an organism get from its habitat?

• Entertainment and companionship

• Food, water, and shelter

• Education and skills

• Jobs and money

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List three different habitats for animals living in a forest ecosystem.