Ecosystems- Energy & Change Review

The picture shows the flow of energy through a food web. Which of the following describes a path of energy flow through this food web?

• cougar—> hare—> wolf
• plant—> hare—> deer
• plant—> hare—> cougar
• wolf—> plant—> deer

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NGSS.MS-LS2-3

NGSS.MS-LS2-2

Which organisms get their energy by breaking down plants and animals that have already died?

• Cows
• Decomposers
• Trees
• Consumers

What is an example of a producer?

• Grass
• Mushroom
• Lion
• Snake

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NGSS.MS-LS2-3

NGSS.MS-LS1-6

Which organism makes its own food using sunlight?

• Decomposer
• Consumer
• Producer
• Predator

Tags

NGSS.MS-LS1-6

What is a food web?

• One food chain
• A list of plants
• Interconnected food chains
• A predator

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NGSS.MS-LS2-3

In an ecosystem, _______ are producers because they make their own food.

• Animals
• Omnivores
• Plants
• Herbivores

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NGSS.MS-LS2-3

What might happen of food became scarce?

• Animals grow faster
• Animals may move or die
• Plants stop growing forever
• Nothing happens

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NGSS.MS-LS2-4

NGSS.MS-LS2-1

What does overabundance mean?

• Balanced population
• Too many organisms
• No organisms
• Too much balance

What is the role of the turtle in the food chain shown?

• Consumer
• Mammal
• Decomposer
• Producer

Many living things on Earth receive energy from plants. How do plants recieve energy?

• From water only
• From the Sun
• From pollination
• From dead insects

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6