Chapter 3: Carbon Cycle

Question 1

Processes involving living organisms

Answer 1

Photosynthesis > Respiration > Decomposition

Question 2

Carbon is transferred between the atmosphere and ocean

Answer 2

Exchange

Question 3

Carbon combines with calcium ions in the water to form calcium carbonate, eventually forming limestone and dolomite rock

Answer 3

Sedimentation

Question 4

Organic carbon from dead biomass is incorporated into ocean sediments and becomes fossilized over millions of years

Answer 4

Burial

Question 5

Mining of fossil fuels by humans

Answer 5

Extraction

Question 6

Burning of fossil fuels

Answer 6

Combustion

Question 7

Largest carbon sink

Answer 7

Sedimentary rocks

Question 8

Second largest carbon sink

Answer 8

Ocean

Question 9

3 portions of carbon cycle

Answer 9

Photosynthesis and Respiration
Exchange, Sedimentation, and Burial
Extraction and Combustion

Question 10

Human activity

Answer 10

Deforestation