Flow of Energy

Which letter in the food web is a herbivore

• A

• B

• C

• D

Tags

NGSS.MS-LS2-2

Which organism in the picture is an omnivore?

• Frog

• Owl

• Mouse

• Grasshopper

Arrows on a food web always

• point toward the producer

• point toward the consumer

• show energy flowing out of the web

• point toward a carnivore

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The source of all energy in a food web comes from

• producers

• the sun

• decomposers

• autotrophs

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

In the energy pyramid below, which organism has the least amount of energy available?

• Producers

• Herbivores

• Carnivores

• Top Predator

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which organism gets energy FROM THE SUN?

• A

• D

• F

• G

Tags

NGSS.MS-LS1-6

The picture above shows a food web, where each letter represents an organism.
Oh no! Organism C went extinct!!
What will probably happen next in this ecosystem?

• Population "A" will increase, and "F" will decrease.

• Population "A" will decrease, and "F" will increase.

• Population "A" will remain the same, and "F" will increase.

• Population "A" will decrease, and "F" will remain the same.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

If a primary consumer becomes extinct, in theory what populations should grow (increase)?

• secondary consumers

• tertiary consumers

• scavengers

• producers

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Heterotrophs obtain their energy from

• the sun

• producers

• autotrophs

• other organisms

If there is 1000 Kcal available in the producers in trophic level 1, how much energy is available in the herbivores in trophic level 2?

• 10 Kcal

• 1 Kcal

• 100 Kcal

• 1000 Kcal

Tags

NGSS.MS-LS2-3