All the chemical processes used to build up or break down materials are called an organisms

Flock x flock y flock z total pieces of food eaten (from previous page) 147 93 60 food percentage* % % % simulated number of birds in flock for 3rd generation** * divide each flock's total pieces of food by 300, the total number of pieces of food eaten. ** multiply the food percentage for each flock by the total number of birds (30).

An easy way to calculate the amount of energy available at each level is to what?

Wich organism obtains its energy from dead or decaying matter