Soil moisture. Soil moisture affects the soil biota in two ways. Biologically water is essential for life and for enzyme activity and metabolism and, is a solvent for biological nutrients and other chemicals. Physically, soil moisture affects soil temperature (water is good conductor of heat) and soil aeration.oil moisture. Soil moisture affects the soil biota in two ways. Biologically water is essential for life and for enzyme activity and metabolism and, is a solvent for biological nutrients and other chemicals. Physically, soil moisture affects soil temperature (water is good conductor of heat) and soil aeration.
Your blood is actually always red! Blood in your veins has very little oxygen and is a dark red color that looks almost blue when covered by your skin. Your arteries have bright red blood because it has a lot of oxygen in it that is being carried throughout your body to be used by tissues.
Share to: The veins return blood from the body back to the heart, then out of the heart to the lungs where it is oxygenated, then back to the heart and carried back out into the body by â¦ arteries.The blood in the veins is blue but is seen through you skin as a dark green.1 person found this useful.hare to: The veins return blood from the body back to the heart, then out of the heart to the lungs where it is oxygenated, then back to the heart and carried back out into the body by â¦ arteries.