Ecosystems Test Review

Which organism is most dependent on the Grasshopper for its food supply?

• Bird

• Hawk

• Snake

• Frog

What is the trophic level of the owl?

• 1st trophic level (Producer)

• 2nd trophic level (Primary consumer)

• 3rd trophic level (Secondary consumer)

• 4th trophic level (tertiary consumer)

Which organisms are herbivores?

Which organisms are decomposers?

Which organisms are tertiary consumers?

Which organisms are producers?

Which organisms are secondary consumers?

What is an omnivore?

• eats both plants and animals, consumer

• eats only animals, consumer

• eats only plants, consumer

Which organisms are primary consumers?

What would happen to the deer population if the hawk population increased?

• The deer population would increase

• No effect (or) may slightly increase.

• The deer population would Decrease