Question

what are the outside raw materials used for by an organism?​

Answer 1

Answer:

Oxygen – is useful in breaking down the complex food particles and provide energy from them which is the most important and necessary process for the survival of an organism.

Water – it is used for proper digestion of food which breaks down food and helps in absorbing the nutrients.

Answer 2

Explanation:

see the attached image hope it helps you^_^:-)