Trophic Level

The efficiency of energy transfer from a lower trophic level to the next highest level is roughly

• 1%

• 10%

• 100%

• 1000%

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Trophic levels are represented by 

• squares

• circles

• pyramids

• lines

In the energy pyramid here, how much of the energy in each level gets lost as heat or used by the organism for survival?

• 80%

• 90%

• 10%

• 20%

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

According to the image, what is the producer?

• plant

• insect

• mouse

• snake

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What are "producers" producing?

• the energy for the food chain

• the insects for the food chain

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The word "primary" means "first."

If that's true, what does primary consumer mean?

Hint: look carefully at the food chain!

• the first organism in a food chain

• the first organism that consumes something else for energy

Tags

NGSS.MS-LS2-3

The process of plants using energy from the sun to create the first trophic level is called?

• Photosynthesis

• Chemosynthesis

• Cellular Respiratation

• Primary Producers

Tags

NGSS.MS-LS1-6

Grass belongs on which trophic level?

• 1st

• 2nd

• 3rd

• 4th

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What are the primary consumers in this image?

• Owl

• Grasshopper

• Mouse

• Bird

• Rabbit

Tags

NGSS.MS-LS2-2

If the hawk population decreases, what will happen to the snakes and rabbits?

• Snakes and rabbits will increase

• Snakes and rabbits will decrease

• Snakes will decrease, rabbits will increase

• Snakes will increase, rabbits will decrease

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4