Energy and Matter in Ecosystems

What is a top consumer in a food web?

• A consumer that does not have any predators.

• A small fish that is a consumer.

• A decomposer that breaks down dead animals.

• Any predator that eats a producer.

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Producers eat food from consumers.

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A Kapok tree is a

• producer

• decomposer

• consumer

• predator

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A change in one part of an ecosystem does not affect the other parts of that ecosystem.

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Invasive species thrive because they have no predators or competition for resources.

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Consumers are animals that eat other animals.

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Which is the first link of a food chain?

• producer

• predator

• scavenger

• consumer

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Every _________​ , no matter how large or small, ​ makes it own food.

• producer

• predator

• consumer

• herbivore

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The ability to cause a change is

• energy

• carbohydrate

• consumer

• organism

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A form of sugar made by plants through the process of photosynthesis

• glucose

• sugar

• carbohydrate

• energy

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