Environmental Science - Organization of Life

Which of the following is NOT an ecosystem?

• Vacant lot

• Oak forest

• coral reef

• utility pole

The energy in most ecosystems comes from

• green plants

• the sun

• wind

• All of the above

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

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

Some organisms are more likely to survive because they

• have certain physical traits

• lack certain physical traits

• engage in certain behaviors

• All of the above

A gymnosperm is a(n)

• animal

• fungus

• plant

Many angiosperms depend on

• other animals in the oceans

• gymnosperms for reproducing

• animals to carry pollen and disperse seeds

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

• Plants and a few bacteria

• fungi and plants

• fungi and protists

Which of the following is not a biotic factor in an ecosystem?

• air

• roots

• leaves

• insects

Unicellular organisms with cell walls but no nuclei are

• bacteria

• fungi

• protists

• All of the above