Question

Which of the following equation represents energy production in a cell?

• A. Food+Energy $\to$ Carbon dioxide + Oxygen
• B. Carbon dioxide + oxygen $\to$ Food + Energy
• C. Oxygen + Food $\to$ Energy + Carbon dioxide
• D. Energy + Carbon dioxide $\to$ Food + Oxygen

Answer 1

The correct option is C Oxygen + Food $\to$ Energy + Carbon dioxide

All cells need energy. Oxygen is needed to breakdown glucose in the cell to release energy. The cells receive oxygen from the lungs. Carbon dioxide is released during this process.