| Term | Definition |
|
evaporation |
the process through which water enters the environment through non-living sources |
|
precipitation |
how does water return to land through teh atchmosphere |
|
Respiration |
the ways carbon dioxide enters the atmosphere |
|
N2 |
Nitrogen Gas |
|
NH3 |
ammonia |
|
NO-3 |
Nitrate Ions |
|
NO2 |
Nitrite ions |
|
denitrification |
The process through which carbon dioxide returns to teh atmosphere |
|
Nitrogen Fixation |
The process of bacteria converting N2 to NH3 |
|
NO3-, NO2- |
Small aquatic plants take up which types of nitrogen |
|
N2, NO3-, NO2- |
Land plants take up which type of nitrogen |
|
plants |
which is a major source of phosphorous in land organisms? |
|
eroded rocks |
what is a major source of phosphorous for oceanic creatures |
|
absorbing sediments |
how do land plants aquire the phosphorous they need? |
|
retinol |
vitamin A, skin cell growth, dairy products, vegetables |
|
tocopherol |
vitamin E, green vegetibles, antioxident |
|
calcifrol |
vitamin D, fish oils and eggs, promotes bone growth |
|
vitamin K |
green leafy vegetables |
|
Thiamine |
metabolism, B1 |
|
niacin |
energy |
|
pyridoxine |
B6, amino acids |
|
cyanocobalamin |
B12, enzymes, red blood cells |
|
Biotin |
synthesis of fat |
|
ascorbic acid |
C, cartilage and bone |