Oxygen!
Glucose they make from photosynthesis oxygen is made as a waste product for photosynthesis
carbondioxide+sunlight+water=oxygen+glucose
8,75 moles of oxygen are needed.
Oxygen, carbon, hydrogen and light as an energy source. These are needed for the process of photosynthesis - which produces glucose.
Yes. Oxygen is needed for a plant to photosynthesize and make glucose, which is its food.
Yes, oxygen as well as heat are necessary in the making of yogurt.
Iron
Heat fuel and oxygen
Food and Oxygen
Water does not need to react with oxygen to make water!
There is no atmosphere on the moon and no water.
That is the element, "Oxygen".
heat,oxygen,fuel source
Oxygen!
Heat and oxygen and fuel
Because more oxygen is needed for fuel for fire.