Ecology: Food Chains, Webs, Energy Pyramids, & Limiting Factors

What are all the terms that can be used to describe the Orca whale? Check all that apply!

• Producer/Autotroph

• Consumer/Heterotroph

• Carnivore

• Top predator

• Primary Consumer

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NGSS.MS-LS2-3

Which trophic level contains 'secondary consumers'?

• Red

• Blue

• Green

• Yellow

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NGSS.MS-LS2-3

In the food web pictured here, flies provide energy for...

• Dragonflies, Turtles, & Frogs

• Slugs & Fish

• Water Weeds & Algae

• Snakes, Frogs, & Kingfishers

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NGSS.MS-LS2-3

NGSS.MS-LS2-1

NGSS.MS-LS2-2

What might happen if you remove a primary consumer from the ecosystem?

• There would be more food for secondary consumers.
• The number of primary consumers would increase.
• The number of plants would increase.
• The number of secondary consumers would increase.

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NGSS.MS-LS2-3

NGSS.MS-LS2-4

NGSS.MS-LS2-1

NGSS.MS-LS2-2

What do the arrows in a food web represent?

• mass

• energy flow

• matter

• organisms

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NGSS.MS-LS2-3

NGSS.MS-LS1-6

The diagram represents a pyramid of energy in an ecosystem.  Which level would most likely contain members of the plant kingdom?

• A
• B
• C
• D

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Which organisms in figure 1 could be classified as carnivores?

• deer, mice, and grasshoppers

• grasshoppers, lizards, and shrews

• coyotes, shrews, and lizards

• mountain lion, deer, and shrews

In the energy pyramid here, which organisms have the most energy available?

• Producers
• Carnivores
• Herbivores
• Top Predator

Tags

NGSS.MS-LS2-3

This diagram shows how energy flows through an eco-system. What is the first source of energy in this pyramid (aka producers)?

• sharks and large birds

• algae, plankton and seagrass

• herbivorous fish, crustaceans and sea urchins

• seals and carnivorous fish

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

How much energy is passed from one trophic level to the next?

• 1%
• 10%
• 50%
• 100%

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6