Ecology Quiz Review

The place in which an organism lives is called its ________.

• Niche

• Habitat

• Ecosystem

• Hydrosphere

When would an animal population get smaller? (multiple correct answers)

• When more organisms are born than die

• When more organisms die than are born

• When the same number of organisms are born and die

• When resources (food, water, shelter) are limited

How do producers get their energy?

• From consumers

• From the sun

• From producers and consumers

Define Omnivore

• An organism that consumes plants and animals

• an organism that consumes only plants

• an organism that consumes only animals

• an organism that gets its energy from the sun

What is a Carnivore?

• An organism that gets its energy from the sun

• An organism that gets its energy from eating plants

• An organism that gets its energy from eating animals

• An organism that gets its energy from eating plants and animals

What's an herbivore?

• An organism that gets its energy from the sun

• An organism that gets its energy from eating animals

• An organism that gets its energy from eating plants

• An organism that gets its energy from both plants and animals

What is a food chain?

• A linear/limited chain that shows the flow of energy from one organism to the next

• overlapping depictions (images or ways) of the many ways organisms get their energy from other organisms

• the pyramid that shows the hierarchy (levels) of which organisms eat other organisms

• the rope that holds the bone when a dog is on a treadmill for exercise.

What is Mutualism?

• the relationship where both organisms are harmed

• the relationship where one organism is helped and the other is unaffected (neither harmed not helped)

• the relationship where one organism is helped and the other is harmed

• the relationship where both organisms benefit (are helped)

What is commensalism?

• the relationship where one organism is helped and the other is harmed

• the relationship where both organisms are helped

• the relationship where one organism is helped and the other is unaffected

• the relationship where both organisms are harmed

What is Parasitism?

• the relationship where one organism is helped and the other is harmed

• the relationship where one organism is helped and the other is unaffected

• the relationship where both organisms are helped

• the relationship where neither organism is helped