Interactions of Trophic

If trophic level 1 is a keystone species, which trophic level is the population it keeps from getting to big?

• 1

• 2

• 3

• 4

• 5

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

If there are 500kcal available in trophic level 2, how many kcal of energy would be in trophic level 1 on the diagram?

• 5

• 50

• 500

• 5,000

Tags

NGSS.MS-LS2-3

If there is 1,000 kcal of energy available in level 3 on the diagram, how many calories are used up by level 3 to grow, reproduce and survive?

• 100

• 1,000

• 900

• 90

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1

Type T for True or F for False.

Decomposers in a food web are important because they return nutrients to the soil for the plants to use.

Tags

NGSS.MS-LS2-3

The snake eats the field mouse.

Tags

NGSS.MS-LS2-3

Type T for True or F for False.

Termites and Grasshoppers eat Grasses.

Tags

NGSS.MS-LS2-1

the interaction between two animals by which one animal eats the other

• competition

• predation

• cooperation

• mutualism

Tags

NGSS.MS-LS2-4

the path of food energy from the Sun to producers then to consumers

• energy pyramid

• food chain

• food web

• decomposers

Tags

NGSS.MS-LS2-3

a connection of food chains with many food energy paths in an ecosystem

• energy pyramid

• food chain

• food web

• decomposers

Tags

NGSS.MS-LS2-3

Type T for True or F for False.

Sharks consuming smaller fish and frogs catching and eating insects are examples of predation.

Tags

NGSS.MS-LS2-3