Ecosystem Quiz

What is an ecosystem?

• A group of animals living in the same area

• A community of living organisms and their non-living environment

• A type of food chain

• A single species of plant

Tags

CCSS.RI.5.4

CCSS.W.5.2D

What role do producers play in a food web?

• They eat other organisms

• They break down dead organisms

• They make their own food through photosynthesis

• They hunt for food

Tags

CCSS.RI.5.3

Which of the following is an example of a decomposer?

• Rabbit

• Hawk

• Mushroom

• Grass

Why are decomposers important in an ecosystem?

• They produce their own food

• They break down dead organisms and recycle nutrients

• They hunt for food

• They compete with other animals

What happens if a species is removed from a food web?

• The food web remains unchanged

• The ecosystem will always remain stable

• The food web may be disrupted and other organisms may be affected

• All organisms will immediately migrate to a new ecosystem

Tags

CCSS.RI.5.3

Which of the following is an example of a consumer?

• Grass

• Mouse

• Wheat

• Bacteria

What would most likely happen if there were too many predators in an ecosystem?

• The number of producers would increase

• The number of prey species would decrease

• The number of decomposers would increase

• The ecosystem would become more stable

Tags

CCSS.RI.5.3

In a food web, what typically happens if the population of a species decreases significantly?

• All other species will immediately die out

• The ecosystem will remain unaffected

• The populations of other species that depend on it may also be affected

• The primary producers will disappear

Tags

CCSS.RI.5.3

What happens when an invasive species is introduced into an ecosystem?

• It always improves the ecosystem's health.

• It has no impact on the existing species.

• It can disrupt the balance and harm native species.

• It enhances the ecosystem by providing more food options

Which organism would most likely be found at the top of a food chain?

• Grasshopper

• Spider

• Hawk

• Tree