Question

How are combustion and cellular respiration similar to each other in what ways they are different?

Answer 1

Similarity:

1. Both combustion and cellular respiration involves oxidation of substances.
2. Energy is produced in both of the processes.

Difference:

1. Cellular respiration takes place in living cell whereas combustion does not take place in living cell.
2. In cellular respiration energy is liberated step wise, while in combustion sudden release of energy takes place.
3. Cellular respiration needs enzyme whereas Combustion doesn't.