Ecosystems Flashcards
1
Q
what does an ecosystem include
A
organisms
abiotic environment
2
Q
Abiotic environment
A
the non-living components of any environment
3
Q
Biogeochemical Cycles
A
Chemicals moving through ecosystems
- Biotic and abiotic
- Usually cross the boundaries of ecosystem
4
Q
Carbon cycle
A
occurs as several types of inorganic minerals
Examples
Diamonds, graphite, limestone
5
Q
is carbon a major component of all living organisms’ bodies
A
yes
6
Q
can Carbon be an organic gas
A
yes CO2
7
Q
Carbon fixation:
A
metabolic reactions that make non-gaseous organic compounds from gaseous inorganic ones (i.e. photosythesis)
8
Q
Aerobic cellular respiration releases
A
CO2 from organic compounds
