Nutrients Cycle

1) A form of a biome is largely predicted by its:

A) diversity of plant and animal species.

B) diversity of soil microorganisms.

C) temperature and rainfall.

D) distance from the ocean.

2) During sublimation:

A) water changes from a solid directly to a gaseous form.

B) water molecules condense to form a liquid.

C) additional oxygen is added to water.

D) water molecules change their basic structure.

3) With few exceptions, inorganic compounds do not have:

A) nitrogen-oxygen bonds or carbon-oxygen bonds.

B) carbon-hydrogen bonds or carbon-carbon bonds.

C) hydrogen-nitrogen bonds or carbon-oxygen bonds.

D) potassium-sodium bonds or hydrogen-chlorine bonds.

4) Which of the following are products of photosynthesis?

A) oxygen and sugar

B) water and oxygen

C) light and heat

D) carbon dioxide and water

5) Energy:

A) and nutrients flow one way through ecosystems.

B) and nutrients both cycle within ecosystems.

C) cycles within ecosystems, while nutrients flow only one way through ecosystems.

D) flows one way through ecosystems, but nutrients cycle within ecosystems.