Food Webs and Trophic Cascades

Which term describes series of events in an ecosystem where a top predator affects lower trophic levels?

• energy transfer

• ecological community

• food chain

• trophic cascade

Tags

NGSS.MS-LS2-4

In the food web shown, the snail would be considered...

• primary consumer

• secondary consumer

• tertiary consumer

• producer

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

What are "trophic levels"?

• Levels in a food web/food chain

• Levels of land in a mountain

• Animal diets

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

How many herbivores are in this web?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-LS2-2

What is this called?

• Food Web

• Food Chain

• Trophic Level

Tags

NGSS.MS-LS2-3

Grass: Producer, consumer or decomposer?

• Producer

• Consumer

• Decomposer

Tags

NGSS.MS-LS2-3

Panda: Producer, consumer or decomposer?

• Producer

• Consumer

• Decomposer

First trophic level of a ecological pyramid includes

• producers

• primary consumers

• secondary consumers

• tertiary consumers

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

How is a food web different from a food chain?

• Foods webs contain only producers, not consumers.

• Food webs do not include decomposers.

• Food webs contain many different,linked food chains.

• Food webs exist in aquatic environment;food chain exist in terrestrial environment

what role do you play in the food web?

• producers

• consumer

• Decomposer

• Human

Tags

NGSS.MS-LS2-3