Ecosystems Q3 BM Review

An organism that can make its own food is called a 

• consumer
• producer
• decomposer
• composer

An organism that obtains energy by feeding on other organisms is called a

• consumer
• producer
• decomposer
• brujeria

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An organism that breaks down waste and dead organisms is called a

• consumer
• producer
• decomposer
• Mr. Gallego

A consumer that eats only other organisms is called a

• herbivore
• carnivore
• omnivore
• scavenger

A community of all living and nonliving things in an area is called an...

• environment
• biome
• ecosystem
• Middle School

Living parts of an ecosystem are called

• biotic factors
• abiotic factors
• crazy critters
• animals and plants

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Nonliving parts of an ecosystem are called

• abiotic factors
• biotic factors
• rocks and dirt
• funiture

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Biodiversity refers to

• extinct species
• the variety of species on Earth
• nonrenewable resources
• the rate of species decline

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When taken to a new habitat, non-native plants often threaten native plants of the new habitat.  Why do they do this?

• Non-native plants are able to mutate rapidly
• Non-native  plants cause native animals to relocate
• Non-native plants are able to be used for medicine
• Non-native plants compete with native plants for resources

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1. What makes a species invasive?

• Moving to a new ecosystem and taking resources from natives 
• Not having papers
• Species that can't adapt
• Plants that take up too much space

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