Flow of Energy in an Ecosystem

The arrows in a food chain or web represents what?

• They point to the organism that is being eaten.

• It shows how sunlight flows within an ecosystem.

• They show the direction the energy is flowing between organisms.

• They represent how water is transferred within a habitat.

Tags

NGSS.MS-LS2-3

What is indicated by the diagram?

• Food web

• Food chain

• Food map

• Food menu

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

In the food web above, what organism is a tertiary consumer?

• Fox

• Frog

• Vole

• Grass

Tags

NGSS.MS-LS2-3

In the energy pyramid here, which organisms have the most energy available?

• Producers

• Carnivores

• Herbivores

• Top Predator

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Energy eneters an ecosystem in the form of ​ (a)   and exits in the form of ​ (b)   . This energy cannot be recycled.

• Sunlight

• Heat

• Snow

• Water

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Which trophic level contains the most energy in the pyramid?

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Label the Energy Pyramid

a

b

c

d

4,600 J

460,000 J

46,000 J

460 J

Tags

NGSS.MS-LS2-3

Of all the sun's energy that reaches the Earth, less than ​ (a)   is actually used by living organisms.

• 1%

• 50%

• 100%

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

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

• Producers

• Herbivores

• Carnivores

• Top Predator

Tags

NGSS.MS-LS2-3

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