Chapter 3C: Matter, Energy, and Life Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

Ammonification

A

Conversion of organic-N to ammonium (NH4+); can be aerobic or anaerobic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Nitrification

A

Oxidation; must have aerobic conditions; pH>5; temp >4 C; Not retained by soil and moves with water.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Denitrification

A

Reduction; Must be anaerobic; Need organic C source

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Phosphorus Cycle

A

Phosphorus is needed to make DNA, ATP, and other important biomolecules.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Sulfur Cycle

A

Most similar to carbon cycle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Anaerobic Conditions (Sulfur cycle)

A

Bacteria convert sulfates to hydrogen sulfide gas which is released to the atmosphere or to metallic sulfides whihc are deposited as rock

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Aerobic Conditions

Sulfur cycle

A

Bacteria oxidize sulfur compounds to sulfates

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Material Cycles

A
Hydrologic 
Carbon
Nitrogen
Phosphorus
Sulfur
How well did you know this?
1
Not at all
2
3
4
5
Perfectly