Biogeochemical Cycles

What are two things that drive the nitrogen cycle?

• Gravity

• Legumes

• The Sun

• Bacteria

What happens when there is too much carbon in the atmosphere?

• Nothing

• It harms the water cycle

• Plants suffer

• Climate change

Which statement is correct?

• #1 is evaporation

• #2 is surface runoff

• #3 is condensation

• #4 is precipitation

The two blue arrows pointing down at the plants represents:

• Respiration

• Combustion

• Sedimentation

• Photosynthesis

The downward arrow next to the lightning represents:

• Ammonification

• Nitrogen Fixation

• Nitrification

• Denitrification

What happens during transpiration?

• Plants take in water and it evaporates from their leaves

• Solid water goes straight to gas

• Water soaks into the ground

• Water falls from the sky as a solid or liquid

What step of the nitrogen cycle turns soil nitrates into atmospheric nitrogen (N2)?

• Nitrogen fixation

• Nitrification

• Denitrification

• Ammonification

Carbon dioxide leaves plants and animals and enters the atmosphere through:

• Combustion

• Decomposition

• Dissolution

• Respiration

This quizizz samples every topic on the test, BUT it does NOT cover every vocabulary word. What other study tools should you use to prepare? Select all that apply

• My notes

• Drag & Drop Cycles

• Energy & Cycles Test Review

• Energy & Cycles Vocab Sheet