in order to survive
The animals need the oxygen that plants release.
Oxygen
They need Co2 from animals. Which is why we need them, for oxygen.
Of course! Animals are used for meat, which is good, and you need plants for oxygen and food.
oxygen
animals need oxygen and plants produce oxygen. if there is no light for photosynthesis, then plants can not produce oxygen and animals cannot survive
oxygen
oxygen
That would be oxygen.
They both need water and food and also oxygen!!
even plants and most of the living organisms need oxygen
Both plants and animals use oxygen in their body chemistry. Animals exhale carbon dioxide. Plants give off mostly oxygen during the daylight hours when photosynthesis occurs, but excrete carbon dioxide at night.