Living and Nonliving Interactions in an Ecosystem

Which observation in a forest involves an interaction between two groups of living organisms?

• Termites live in a decaying log

• Plants provide food for wildlife

• A snake suns itself on a rock

• Trees grow next to a creek

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Which living organisms get energy without relying on another organism?

• Mushrooms capture and digest worms

• Horses eat grasses, growing in a field

• Mice eat seeds, fruit, and insects

• Tomato plants perform photosynthesis

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Which of the following describes living organisms interacting with a nonliving element in its environment?

• Bees pollinate a dandelion flower

• Bacteria live in the human mouth

• Dogs drink water from a puddle

• Flies are caught and eaten by a spider

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NGSS.MS-LS2-3

Frogs in a pond interact with both living and nonliving components in their ecosystem. Frogs interact with nonliving components when they–

• eat swimming insects for energy.

• lay their eggs in bodies of water.

• become food for another animal.

• hide beneath plants in the pond.

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NGSS.MS-LS2-3

All of the following are examples of living things interacting with each other EXCEPT —

• birds preying on insects living in the grass

• squirrels spreading the seeds of trees by burying them

• fish eating plants and other smaller fish

• frogs sleeping in the mud at the bottom of the pond

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NGSS.MS-LS2-2

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Living and nonliving things interacting in an environment is called:

• A. Organism
• B. Producer
• C. Consumer
• D. Ecosystem

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3