PLEASE HELP Which two factors most likely lead to fertile soil? A. Medium permeability
B. Temperatures of 5-10°
C. Very high porosity
D. A large amount of humus

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).