Ecosystem Quiz Practice

1. Banana slugs live on the ground in moist forests of the Pacific Northwest. They consume and break down a variety of materials, including small dead animals and rotting leaves. Which term describes banana slugs?

• Carnivores

• consumers

• Decomposers

• Producers

2. The diagram show the food web for a forest ecosystem. Which organism would you expect to find the fewest of in the forest ecosystem?

• Grass

• Grouse

• Hawk

• Insect

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

3. Cyanobacteria also known as blue-green algae, are a kind of bacteria found in many lakes. These organisms make their own food through photosynthesis. Small animals, including mayfly larvae, eat the cyanobacteria. Small fish, such as yellow perch, eat the mayfly larvae. The small fish provide food for larger fish, such as Walley. Choose the level of the food pyramid that represents the energy role of cyanobacteria in the lake ecosystem.

• Level 1

• Level 2

• Level 3

• Level 4

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Limiting factors cause the size of populations to

• Stop Increasing

• Stop Decreasing

• Ecosystem

• Population

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

5. Which levels of organization of the ecosystem in order from smallest level to the largest level.

• A. ecosystem, organism, community, population

• B. population, organism, community, ecosystem

• C. organism, population, community, ecosystem

• D. community, population, ecosystem, organism

6. Groundhogs inhabiting a meadow environment drink water and rely on plants, including clover for food. Which of the following terms describe BOTH the water and the clover that the groundhogs consume?

• Limiting Factors

• Decomposition

• Rainbows

• Resources

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

7. In a prairie ecosystem, nitrogen and other matter builds up in animal wastes. Which organism RETURNS this matter to the ecosystem by breaking down wastes?

• Producer

• Decomposer

• Primary Consumer

• Secondary Consumer

Tags

NGSS.MS-LS2-3

Select the energy role that the organisms is performing with in its ecosystem. Bacteria on the ocean floor use chemical energy to make food

• Consumer

• Decomper

• Producer

• Food Web

Select the energy role that the organisms is performing with in its ecosystem. Alligator in a swamp feed on other animals

• Consumer

• Decomposer

• Producer

• Food Web

Tags

NGSS.MS-LS2-2

Select the energy role that the organisms is performing with in its ecosystem. Mushrooms in a forest break down dead trees.

• Consumer

• Decomposer

• Producer

• Food Web