Ecology Unit 1 Serengeti

An organism that breaks down dead plant and animal material into simple chemicals is called...

• omnivore

• decomposer

• herbivore

A community of organisms interacting with one another and with nonliving factors in an area is called...

• environment

• population

• ecosystem

Organisms that make their own food are called...

• producers

• herbivores

• omnivores

Click on all that are considered non-living factors in an ecosystem

• Plants

• Wind

• Temperature

• Predators

Click on the image to make it larger-- Choose the living things that are producers...

• wildflowers

• rabbit

• snake

• grass

A cow eats grass found in its habitat. A cow is a

• producer

• consumer

• herbivore

An animal that naturally preys on others.

• Keystone Species

• Predators

• Umbrella Species

• Herbivores

Plant Eaters

• Herbivores

• Carnivores

• Omnivores

What is the definition of a keystone species?

• A species that has a large impact on its habitat

• A species that is at the top of the food chain

• A species that is endangered

• A species that is found in Yellowstone National Park

Biodiversity, refers to

• the same species in a general location

• the number of different species in a given area

• the number of animal species in a given area

• the number of plant species in a given area