4.5 Ecosystems Review Homework

All the populations (living things) and nonliving things (soil, water, air) in an environment that interact with each other form a/an....

• Food Chain
• Population
• Solar System
• Ecosystem

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NGSS.MS-LS2-1

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All the organisms of the same species that live in the same place at the same time are a -

• Community
• Population
• Food Chain
• Consumers

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NGSS.MS-LS2-1

Different populations of plants and animals living in the same place at the same time make up a -

• Population
• Food Web
• Producers
• Community

The long neck of a giraffe to help reach leaves is an example of a _____________________.

• Structural Adaptation
• Behavioral Adaptation

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NGSS.MS-LS4-2

A brown bear hibernating in the winter is an example of a _____________________.

• Structural Adaptation
• Behavioral Adaptation

The job an organism performs in the food web of its community is a...

• Producer
• Niche
• Consumer
• Decomposer

This image shows an ecosystem because __________________ and ___________________ things interact together.

• Producers; Consumers
• Living; Decomposers
• Producers; Nonliving
• Living; Nonliving

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NGSS.MS-LS2-1

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The great horned owl has a sharp beak and claws used for catching prey and tearing meat. It has good eyesight to see in low light. Which of these most likely describes the niche of the great horned owl?

• Hunts small animals at night 
• Grazes on grass during the day
• Comes out at dusk to sweep the sky for insects
• Comes out at dawn to get worms from the ground

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NGSS.MS-LS2-1

Which of these human activities in a forest has a positive effect on the ecosystem?

• Clearing the land to build new homes
• Planting new trees where old ones were cut down
• Building a new highway through the area
• Cutting down trees to make farmland

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NGSS.MS-LS2-4

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In this food web, which two organisms could be harmed if the mouse population were to decline?

• Deer and caterpillar
• Wolf and snake
• Oak and grass
• Hawk and songbird

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NGSS.MS-LS2-1

NGSS.MS-LS2-4