Food Webs and Energy Pyramid

What is a trophic level?

• Each level represented within a food chain or web.

• Levels of ecosystems that the world is divided into.

• Different levels of nutrients present within an organism.

• The levels of sunlight an autotroph needs to survive. 

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

How much energy is available to be passed on to the next trophic level in an ecosystem?

• 100%

• 10%

• 50%

• 75%

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

A food pyramid represent the relative amount of energy in trophic levels. Which of the following correctly shows a food pyramid?

• A

• B

• C

• D

Tags

NGSS.MS-LS2-3

Which trophic level has the least amount of energy?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The owl receives energy from which organisms?

• grasshopper and mouse

• mouse and rabbit

• rabbit and butterfly

• butterfly and frog

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

The krill is eaten by which consumer?

• blue whale

• phytoplankton

• leopard seal

• penguin

Tags

NGSS.MS-LS2-1

What type of consumer is the shrew?

• herbivore

• omnivore

• carnivore

What is the role of a producer?

• Use sunlight to make food

• Gain energy from eating other organisms

• Keep other species from overpopulating

• Breaking down dead stuff 

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Choose all that apply: the Hawk gets energy from:

• Snake

• Owl

• Rabbit

• Mouse

Answer explanation

If a food web looks complicated, follow the arrows in reverse to find the sources of energy

Tags

NGSS.MS-LS2-3

What do the arrows in food webs/energy pyramids represent?

• The different things animals can eat

• The flow of energy through an ecosystem

• Nothing, they just look cool!

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3