Biogeochemical Cycles Flashcards
1
Q
Biogeochemical cycle
A
A pathway by which a chemical or element moves through biotic and abiotic components of earth
2
Q
Fast cycles
A
Nutrients that are cycled from storage places(reservoirs) relatively quickly
Eg. Photosynthesis
3
Q
Slow cycles
A
Occurs when substances accumulate and are unavailable to organisms
Eg. Fossil fuels take millions of years to form
4
Q
Water
A
Water becomes most dense at 4 degrees and less dense as it freezes at 0. This crystal formation is less dense than water in its liquid form
