Trophic Level

According to the image, what is the primary consumer in the food chain?

• plant

• insect

• mouse

• snake

Tags

NGSS.MS-LS2-3

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 what direction the energy is flowing between organisms. 

• They represent how water is transferred within a habitat.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Eat primary consumers (can be carnivores and omnivores)

• Tertiary Consumers

• Secondary Consumers

• Quaternary Consumers 

• Top Predators 

Which animal is not the apex predator but, a predator to a mouse?

• hawk

• rabbit

• snake

• grass

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

What will happen if the snake population is DOUBLED?

• The other populations will increase too

• The other populations will decrease

• Rabbits and hawks will decrease, grass will increase

• Grass and hawks will increase, rabbits will decrease

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

What most likely caused the snake population to decrease in the first few months shown on this graph?

• Disease in the snake population

• Higher than normal population of hawks

• Decrease in the population of rabbits

• Increase in the grass population

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Why did the populations stabilize after 6 months?

• Predator-Prey relationships

• 10% Rule

• A healthy ecosystem will reach equilibrium

• All of these

Tags

NGSS.MS-LS2-4

The grass is on which trophic level?

• 1st

• 2nd

• 3rd

• 4th

Tags

NGSS.MS-LS2-3

The snake is what type of consumer?

• Primary

• Secondary

• Tertiary

What event in the food chain could lead to the graph shown?

• Disease in the grass

• Disease in the rabbits

• Disease in the snakes

• Disease in the hawks

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4