What is an ecosystem?

• A) A single organism that lives and thrives on its own.

• B) The living and nonliving components of an environment.

• C) A group of animals that live in the same place at the same time.

• D) A process where an organism makes its own food.

What does the term 'population' refer to in an ecosystem?

• A) All the organisms of different species that live in the same place.

• B) The nonliving components of an environment.

• C) All of the organisms of the same species that live in the same place at the same time.

• D) An organism that eats other organisms.

What is a predator?

• A) An organism that is hunted and killed for food.

• B) An organism that makes its own food.

• C) An animal that naturally preys on others.

• D) An organism that gets its energy by feeding on dead materials and waste.

Tags

NGSS.MS-LS2-2

Which of the following best defines 'prey'?

• A) An animal that naturally preys on others.

• B) An organism that eats other organisms.

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

• D) An organism that makes its own food.

Tags

NGSS.MS-LS2-2

What is a food chain?

• A) A group of animals living together.

• B) The process of an organism dying.

• C) The living components of an environment.

• D) A representation of the flow of energy from the Sun through producers to consumers and decomposers in an ecosystem.

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What does it mean to perish?

• A) To live, grow, and reproduce successfully.

• B) To die.

• C) To make one's own food.

• D) To feed on dead materials and waste.

What does it mean to thrive?

• A) To die.

• B) To live in the same place at the same time with others.

• C) To live, grow, and reproduce successfully.

• D) To feed on dead materials and waste.

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What is a consumer in an ecosystem?

• A) An organism that makes its own food.

• B) An organism that gets its energy by feeding on dead materials and waste.

• C) An organism that eats other organisms (plants and/or animals).

• D) An organism that naturally preys on others.

Tags

NGSS.MS-LS2-3

What is a decomposer?

• A) An organism that makes its own food.

• B) An organism that gets its energy by feeding on dead materials and waste.

• C) An organism that eats other organisms (plants and/or animals).

• D) An organism that naturally preys on others.

Tags

NGSS.MS-LS2-3

What is a producer in an ecosystem?

• A) An organism that eats other organisms.

• B) An organism that gets its energy by feeding on dead materials and waste.

• C) An organism that naturally preys on others.

• D) An organism that makes its own food (e.g., plants).

Tags

NGSS.MS-LS2-3