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