Carbon Cycle

What element is present in all living things?

• water

• carbon

• helium

• methane

When humans burn fossil fuels, most of the carbon quickly enters the_____________ as carbon dioxide.

• Water

• Atmosphere

• Sun

• Land

How does the carbon in grass become part of a carnivorous lion?

• The lion eats the grass

• Carbon from grass doesn't end up in a lion.

• The carbon ends up in the lion's food chain.

• The lion breathes in carbon given out by the plant

Carbon and gases that contain carbon can be found ...?

• in the atmosphere

• inside the Earth

• in fossil fuels

• All of the above!

Carbon dioxide is produced by the burning of fossil fuels

• True

• False

Fossil Fuels are also be known as 

• Renewable resources

• Non Renewable resources 

In the carbon cycle, producers take in the gas __

• carbon dioxide

• oxygen

• nitrogen

• carbon monoxide

What are the 3 main fossil fuels?

• Coal, Oil, and Gasoline

• Coal, Oil, and Natural Gas

• Electricity, Gasoline, Petroleum

• Coal, Oil, Non-renewable Resources

Which organisms take in carbon dioxide?

• humans

• deer

• birds

• trees

Which of the following is an example of a decomposer?

• Owl

• Fish

• Tree

• Mushroom