Carbon Cycle Flashcards
0
Q
What happens during photosynthesis
A
Plant takes carbon out of atmosphere to make sugars and biomass
1
Q
Atmosphere to biosphere
A
Photosynthesis
2
Q
Biosphere to atmosphere
A
Animals feces
Respiration
3
Q
Where is most carbon held
A
Geosphere
4
Q
Where is most co2 held
A
Hydrosphere
5
Q
What kind of water hold co2 best
A
Cold high pressure water
6
Q
How long does it take for the geosphere to make FF out of the carbon?
A
200,000,000 years
7
Q
How often do natural ice ages occur
A
125,000
8
Q
What 3 things cause natural ice ages?
A
Earths orbit
Tilt of earth
Earths wobble
9
Q
Natural ice ages are initiated by
A
increases or decreases in energy from the sun
10
Q
How much more co2 is there in the air than in 1850
A
30%
