Ecosystems

Which of the following is an example of something that is abiotic?

• a flower

• a rock

• mushrooms

• a mouse

Which of the following words best describes the trees, soil, water and fish in the picture?

• biotic factors

• a community

• a population

• an ecosystem

All of the following are biotic factors in an ecosystem EXCEPT

• grasshoppers

• moss

• rabbits

• soil

The abiotic parts of an ecosystem are very important. Which of the following contains ALL abiotic factors?

• water, soil, air

• fish, water, ducks

• plants, sunlight, soil

• crabs, shrimp, birds

Which of the following best describes multiple organisms that are of the same species in an ecosystem.

• A community

• A population

• An organism

• An ecosystem

A pond contains fish, snails, and insects. A pond also has plants and algae that produce oxygen. Which of the following is a population of the pond?

• insects, fish and algae

• Algae and weeds

• brim

• oxygen and water

The picture above shows a large area and the animals that live there. What is the largest population in this area?

• The deer

• The Hawk

• The rabbit

• The mountain lion

All of the following animals are part of the community pictured above EXCEPT?

• The deer

• The Hawk

• The rabbit

• A mouse

Which of the following is an example of a community?

• All of the black-tailed deer that live in a forest.

• All of the pine trees in a forest.

• All of the organisms that live in a forest.

• All of the living and nonliving things in a forest.

Which picture shows an ocean community?

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