The Carbon Cycle Flashcards
1
Q
What is the main source of energy in the carbon cycle?
A
The sun is the main source of energy.
2
Q
Which gas is given off during decomposition?
A
CH4 is given off during decomposition.
3
Q
What happens to the carbon stored in plants when they die?
A
Some carbon goes back into the Earth’s reservoirs as carbon dioxide, and the excess enters the atmosphere.
4
Q
What substances are by-products of the process?
A
Oxygen, starch, and glucose sugar are by-products.
5
Q
What is the food producing process in plants?
A
Photosynthesis is the food producing process in plants.
6
Q
How have humans added excess amount CH4 into the atmosphere?
A
Human waste and inventions have added excess amount of CH4.
