give it manure
we get oxygen from plants that live during the winter such as pine tress
Forest make tress and tress are used to create oxygen.
Forest make tress and tress are used to create oxygen.
Forest make tress and tress are used to create oxygen.
Forest make tress and tress are used to create oxygen.
Forest make tress and tress are used to create oxygen.
Yes, but in the form of carbon dioxide, with contains two atoms of oxygen and one of carbon. Cows don't breathe out the pure form of oxygen; they breathe in oxygen as well as nitrogen from the atmosphere.
no
plants grow because plants and tress give oxygen for us so we can breath.
Well trees don't breathe, but they take in carbon dioxide and release oxygen.
The muscular system is a series of different muscles throughout a cows body. The muscles serve the purpose of helping the cows to move.
Keeping cows off the ground and helping them move around.