Fundamental elements make the water, air, fire, and earth. Oxygen is one of the six fundamental elements found in living organisms. Thus, option c is correct.
What is the role of oxygen in living organisms?
Oxygen is one of the fundamental elements that make the living cell and is essential for aerobic organisms. It is the most crucial element involved in survival, growth, development, reproduction, etc.
It is a vital component of the respiratory, breathing, and the photosynthetic system as it is required as the substrate to produce energy. Oxygen allows the cells to break the sugar into ATP and NADPH molecules.
It is also an important element in circulation to provide energy to the brain and immune cells. It is involved in almost all activities of the living cell.
Therefore, oxygen is the fundamental element for living organisms.
Learn more about oxygen and the living system here:
https://brainly.com/question/8900330
#SPJ6
