Food Webs

What is the difference between a food chain and a food web?

• A food chain only lists consumers. Food webs list consumers and producers.

• A food chain follows one path of energy. A food web is a whole system of food chains.

• A food chain follows more than one path of energy. A food web follows only one path of energy.

• A food chain only contains producers. Food webs contain decomposers, producers and consumers.

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NGSS.MS-LS2-3

NGSS.MS-LS2-2

What does a food web show?

• The sound energy transfer relationships between species in an ecosystem.

• Different animals favorite foods.

• The animals that like each other the best.

• The energy transfer relationships between species in an ecosystem.

Tags

NGSS.MS-LS2-3

What do the arrows represent in food webs?

• The direction showing what animal eats what

• The direction which the energy flows

• The direction showing what an animals favorite food is

• The arrows point to the food being eaten by that animal

Tags

NGSS.MS-LS2-3

List the flow of energy based on the food web above.

• Grass, cricket, scorpion

• Leopard, impala, grass

• Baboon, scorpion, cricket

• Grass, cricket, impala

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

Which type of organism is shown first on a food web?

• Carnivore

• Consumer

• Producer

• Herbivore

Based on this food web, how many organisms get their energy from grass?

• 3

• 4

• 2

• 1

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1

In this food web, what is the primary consumer?

• There is no primary consumer

• Owl

• Bird

• Fox

Tags

NGSS.MS-LS2-2

In this food web, what would happen if the amount of grains available decreased?

• The mice population would decrease

• There would be no change

• The bird population would increase

• The owl population would decrease

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Name all the consumers in the food web.

• Wildflowers and grass

• Hawk and snake

• Rabbit, mouse, snake, hawk

• Rabbit and mouse

Tags

NGSS.MS-LS2-2

Name all of the producers in the food web.

• Frog, rat, thrush

• Python, wolf, eagle

• Grasshopper, butterfly, fruit fly, and dragon fly

• Corn, flowering plant, lavender, mangoes

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6