Earth Restoration Unit Test

Which of the following best classifies each organism based on its role in the food web?

• Producer: grass, mushroom; Consumer: blue jay; Decomposer: caterpillar

• Producer: grass; Consumer: blue jay, caterpillar; Decomposer: mushroom

• Producer: blue jay, caterpillar; Consumer: grass; Decomposer: mushroom

• Producer: blue jay; Consumer: mushroom; Decomposer: grass, caterpillar

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NGSS.MS-LS2-3

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Living things that are capable of making their own food are called:

• Herbivores

• Stomata

• Producers

• Scavengers

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NGSS.MS-LS2-3

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The diagram shows parts of an ecosystem. Which of the following is the source of all the energy in the ecosystem?

• Sun

• Hawk

• Air

• Grass

• Snake

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Plants and animals grow by

• getting a lot of sleep

• changing body molecules into food molecules that can grow their bodies

• changing food molecules into body molecules that can grow their bodies

• changing atoms into molecules

Tags

NGSS.MS-LS1-7

Each organism in the pond ecosystem needs food. Choose the model that best represents how energy flows through the pond ecosystem.

• Sun→Rushes→Insect→Small Fish→Heron

• Rushes→Insect→Small Fish→Large Fish→Heron

• Rushes→Insect→Small Fish→Large Fish→Heron

• Sun←Insect←Large Fish←Heron←Bacteria

Tags

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What do plants use to make food for themselves?

• Water and soil

• Energy from the sun and materials in their surroundings

• Air and water

• Nutrients from other animals

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In order for an ecosystem to be considered healthy and stable, which of the following must be true?

• The ecosystem must have many predators.

• The ecosystem must have very few producers.

• The ecosystem must have many species who are all able to meet their needs for survival.

• The ecosystem must have very few species at all living in it.

Tags

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What does a food chain represent?

• How all living organisms within a habitat are connected.
• All of the things that a particular animal eats.
• How plants create their own food.
• A single path of energy transfer within a habitat.

Tags

NGSS.MS-LS2-3

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Click on the image to make it larger--The rabbit gets energy from the ....

• hawk

• mouse

• wildflowers

• grass

Answer explanation

The rabbit gets energy primarily from plants. Wildflowers and grass are both sources of food for rabbits, providing them with the necessary nutrients and energy. The hawk and mouse are not sources of energy for the rabbit.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Click on the image to make it larger-- Choose all that apply: The hawk gets energy from...

• mouse

• rabbit

• wildflowers

• snake

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1