Environmental CH 4

Which of the following is not an ecosystem?

• vacant lot
• oak forest
• coral reef
• utility pole

The energy in most ecosystems come from

• green plants 
• the sun
• wind
• all of the above

A gymnosperm is a(n)

• animal
• protist
• fungus
• plant

Which of the following characteristics is usually shared by bacteria, fungi, and plants?

• They have cell walls.
• They have nuclei.
• They are unicellular.
• They have the ability to make their own food.

Many angiosperms depend on

• other animals in the oceans.
• gymnosperms for reproducing.
• plants for food.
• animals to carry pollen and disperse seeds.

The organisms most likely to belong to the same species are

• people at a football game.
• bacteria inside a person's body.
• birds in a forest.
• organisms in a pond.

Which of the following statements about an organisms's habitat is not true?

• Most organisms can survive if they are taken away from their habitat.
• An organism's habitat is the place where it lives.
• A habitat has specific characteristics that an organism needs in order to live there.
• A habitat contains biotic and abiotic factors.

The community of a pond is made up of all the

• abiotic factors in the water.
• resources organisms need.
• habitats in and around the water.
• populations of fish, insects, and other living organisms.

Organisms can adapt

• to their physical surroundings.
• to other organisms.
• Both (a) and (B)
• Neither (a) nor (b).

Which of the following include organisms that can use energy from the sun to make food?

• fungi and plants
• bacteria and plants
• fungi and protists
• plants and animals