Food Webs and Energy Pyramids

All energy on Earth comes from what source?

• Water

• Sun

• Consumers

• Oxygen

Tags

NGSS.MS-ESS2-1

What are plants called in a food chain?

• Producers

• Decomposers

• Consumers

• Scavengers

Answer explanation

Plants are called producers because they "produce" their own food

Tags

NGSS.MS-LS2-3

What are animals called in a food chain?

• Producers

• Decomposers

• Consumers

• Autotrophs

Answer explanation

Animals are consumers because they need to consume plants or other animals for energy.

What are the organisms that break down dead material?

• Producers

• Decomposers

• Consumers

• Heterotrophs

Answer explanation

Decomposers are often left out of food chains and energy pyramids.

Choose all that apply: the Hawk gets energy from:

• Snake

• Owl

• Rabbit

• Mouse

Answer explanation

If a food web looks complicated, follow the arrows in reverse to find the sources of energy

Tags

NGSS.MS-LS2-3

Select all of the autotrophs in the food web

• Bush

• Grass

• Grasshopper

• Seeds

• Thrush

Answer explanation

Leaves and grass aren't the only edible parts of producers. Seeds and fruit are energy sources produced by prodercers too!

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Select all the herbivores in the food web.

• Fox

• Grasshopper

• Owl

• Rabbit

• Mouse

Answer explanation

A good way to remember what herbivores eat: we use herbs in our cooking, which are leaves and grasses!

Bears can eat salmon from the river as well as berries from bushes. What kind of consumer are they?

• Detritivore

• Omnivore

• Herbivore

• Carnivore

Answer explanation

Omni means "all"

What is missing from this food chain?

Grass > Grasshopper > Bird > Snake

• Primary Consumer

• Decomposer

• Secondary Consumer

• Producer

Tags

NGSS.MS-LS2-3

What do the arrows in food webs/energy pyramids represent?

• The different things animals can eat

• The flow of energy through an ecosystem

• Nothing, they just look cool!

Tags

NGSS.MS-LS2-3