a colorless, odorless, gaseous element that is found in air and water. It is necessary for humans, animals and plants to live
1 answer
. This element is called oxygen. Oxygen is essential for the respiration process, where it is used by cells in the body to produce energy. It is also needed for combustion, allowing fires to burn and providing heat and light. In plants, oxygen is used during photosynthesis to produce energy from sunlight. Without oxygen, life on Earth as we know it would not be possible.