Carbon cycle

Question 1

Fossil fuels

Answer 1

carbon-rich substances (coal, oil and natural gas) that form underground from the decomposition of the organic molecules in plants and animals

Question 2

photosynthesis

Answer 2

plants use the carbon from CO2 in the air to build organic molecules such as glucose in their cells

Question 3

Feeding

Answer 3

carbon (in organic molecules) moves from one organism to another through food chains/webs

Question 4

Respiration

Answer 4

all organisms perform this process which releases energy (and produce CO2 waste) from the organic molecules in their food

Question 5

Decompisition

Answer 5

Decomposers break down dead organisms and recycles the nutrients into the atmosphere

Question 6

Fossilization

Answer 6

When the remains of ancient organisms are preserved in a rock