Carbon Cycle Video with questions

What are the two forms of carbon found in the atmosphere?

• Argon and Neon

• Oxygen and Nitrogen

• Hydrogen and Helium

• Carbon Dioxide and Methane

What do autotrophs like plants and plankton use atmospheric carbon for?

• Excretion

• Cellular respiration

• Photosynthesis

• Digestion

What happens when carbon is absorbed by the ocean?

• It reacts with the water and creates carbonic acid

• It reacts with the water and creates oxygen

• It evaporates into the atmosphere

• It forms a layer on the ocean surface

What is the exchange between plants and animals in the terrestrial biosphere?

• Plants absorb carbon dioxide and animals release oxygen

• Plants release carbon dioxide and animals absorb carbon dioxide

• Plants release carbon dioxide and animals absorb oxygen

• Plants absorb carbon dioxide and animals release carbon dioxide

What is the main form of carbon stored in the earth's interior?

• Methane

• Plankton

• Carbonic acid

• Fossil fuels like coal

What does the ocean absorb in the form of carbon?

• Methane

• Oxygen

• Carbon Dioxide

• Nitrogen

What do humans burn that releases carbon dioxide into the atmosphere?

• Hydrogen

• Fossil fuels

• Helium

• Oxygen

What does the production of clinker from limestone release?

• Methane

• Carbon Dioxide

• Nitrogen

• Oxygen

What can deforestation from humans cause?

• Decrease in carbon in the atmosphere

• Increase in oxygen in the atmosphere

• Increase in carbon in the atmosphere

• No change in carbon in the atmosphere