6th Grade Ecology - Disruptions Chapter 1 - Review

What is an ecosystem?

• A collection of plants in a garden.

• A community of living organisms and their interactions with the non-living components of their environment.

• A group of animals living together in a zoo.

• A single organism living in its natural habitat.

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What is a producer in an ecosystem?

• An organism that produces its own food from sunlight using photosynthesis

• An organism that decomposes dead matter

• An organism that lives in a symbiotic relationship with another organism

• An organism that feeds on other organisms

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What is a consumer in an ecosystem?

• An organism that obtains energy by photosynthesis.

• An organism that obtains energy by consuming other organisms or organic matter.

• An organism that produces energy by consuming other organisms or organic matter.

• An organism that obtains energy from inorganic sources.

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What is a decomposer in an ecosystem?

• An organism that helps in the process of pollination.

• An organism that consumes other organisms for energy.

• An organism that breaks down dead organic matter and recycles nutrients back into the environment.

• An organism that produces its own food through photosynthesis.

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What is a food chain?

• A type of fishing net

• A type of computer program

• A 'chain' of organisms through which nutrients and energy pass as one organism eats another.

• A type of dance

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What is a food web?

• A diagram that shows the feeding relationships between different organisms in an ecosystem.

• A type of fishing net used to catch multiple types of fish at once.

• A tool used by chefs to measure the weight of different foods.

• A recipe for a popular dish that includes a variety of ingredients.

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What is a predator?

• An animal that helps and feeds other animals.

• An animal that hunts and feeds on other animals.

• An animal that only eats plants.

• An animal that is hunted and eaten by other animals.

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What is a prey?

• A plant that is eaten by herbivores.

• An animal that is hunted and killed by another animal for food.

• An animal that hunts and kills another animal for food.

• A type of predator that preys on other predators.

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What is a disruption in an ecosystem?

• A type of food that organisms eat

• Events that change

  the ecosystem.

• A man-made structure for organisms

• A type of weather condition

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What is competition?

• A group of individuals of different species that live in the same area.

• An interaction that occurs when two or more
  species require the same
  limited resources.

• An interaction between different species that live in different areas.

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