water and carbon cycle

Front

When humans burn fossil fuels, most of the carbon quickly enters the                       as carbon dioxide. Options: Water, Atmosphere, Sun, Air

Back

Atmosphere

Front

What does not produce carbon dioxide? Options: Photosynthesis, Burning Fossil Fuels, Animal respiration, Plants decaying

Back

Photosynthesis

Front

How do living organisms return carbon to the atmosphere in the carbon cycle?

Back

decomposition and respiration

Front

Which of the following removes carbon from the atmosphere? Options: Combustion, Respiration, Photosynthesis, Death

Back

Photosynthesis

Front

Carbon can be found in...? Options: The atmosphere, Inside of the Earth, Fossil fuels, All of the above!

Back

All of the above!

Front

Carbon dioxide is produced by the burning of fossil fuels.

Back

True

Front

What is an essential element of all living creatures?

Back

Carbon

Front

Which process converts carbon in the form of sugar into carbon dioxide gas? Options: Bioremediation, Photosynthesis, Respiration, Transpiration

Back

Respiration

Front

Which gas do plants release, that humans depend on for survival?

Back

Oxygen

Front

What part of the water cycle does this picture show? Options: condensation, precipitation, evaporation

Back

condensation