Question

1. Energy from food is released by the process of:
(i) digestion
(iii) circulation
(ii) respiration
(iv) excretion​

Answer 1

Answer:

Respiration

The source of the energy required to regenerate ATP is the chemical energy stored in food (e.g. glucose). The cellular process of releasing energy from food through a series of enzyme-controlled reactions is called respiration .

Answer 2

Answer:

respiration. respiration is considered as exothermic reaction. in which food is broken down into smaller pieces and energy is released.