3.4 Study guide Flashcards
1
Q
What is denitrification?
A
When nitrogen reenters the atmosphere
2
Q
What is photosynthesis?
A
When sunlight goes into plants as carbon and reenters the atmosphere as oxygen
3
Q
What is cellular respiration?
A
When carbon re enters the atmosphere
4
Q
What is an abiotic reservoir?
A
A non-living storage for carbon or nitrogen
5
Q
A
6
Q
A