In order for plant to live, there are four basic elements that is required which is air, water, nutrients, and sunlight and this is done during the process of photosynthesis.
What is photosynthesis?
Photosynthesis is the process used by plants, algae and certain bacteria to harness energy from sunlight and turn it into chemical energy.
During the process of photosynthesis, plants use carbon dioxide to make food and release oxygen, as a result. Roots carry water and nutrients to the plant.