Unit 4 Quiz Review - Ecological Interactions & Food Webs

Refer to the graph. Which line represents the predator?

• Blue

• Yellow

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Analyze the food chain below. Which of the following organisms is a heterotroph? Select all that apply

• Grass

• Grasshopper

• Frog

• There are no heterotrophs

Tags

NGSS.MS-LS2-3

Refer to the graph. Which line represents the prey?

• Blue

• Yellow

Tags

NGSS.MS-LS2-4

Refer to the graph. What can you conclude about the relationship between the predator and prey?

• As the prey population decreases, the predator population also decreases

• As the prey population increases, the predator population decreases

• As the predator population increases, the prey population also increases

• There is no relationship

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Refer to the graph. What might have caused the prey population to increase at various points over the years.

• There were more predators to hunt.

• There were harsh winters, which led to less food sources.

• There were warm summers, which led to more food sources for the prey.

• More space was available so the prey population decreased.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Analyze the food chain below. Which of the following organisms is an autotroph?

• Grass

• Grasshopper

• Frog

• Snake

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Analyze the food web below. What might happen if the frog was removed from the food web?

• The grasshoppers would die out.

• The owl population would increase.

• The fox population would increase.

• The snake population would decrease.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which of the following is an example of a decomposer?

• grass

• gazelle

• hyena

• mushroom

Analyze the food chain below. Which of the following organisms is the tertiary consumer?

• Grasshopper

• Frog

• Snake

• Eagle

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Ticks sucking the blood on a dog is an example of what type of symbiotic relationship?

• Mutualism

• Parasitism

• Commensalism

• None of the above