Decay and the Carbon cycle Flashcards
1
Q
Living organisms remove materials from the environment for…
A
growth and other processes. These materials are returned to the environment either in waste materials or when living things die and decay.
2
Q
Why materials decay?
A
They are broken down(digested) by microorganisms.
3
Q
What are ideal conditions for microorganisms to decay?
A
warm, moist and aerobic conditions.
4
Q
What does decay process releases to the soil?
A
Substances(nutrients) that plant need to grow.
5
Q
In a stable community, the processes that remove…
A
material are balanced by processes that return materials. The materials are part of a constant cycle.
6
Q
Carbon cycle
A
Carbon is constantly being cycled- from the air, trough food chains and back into the air.
