ITS NOT LIVING ANYMORE

THIS IS A LIVING PERSON

THEY PRODUCE THEIR OWN FOOD

A PERSON EATS THE FOOD, MAKING THE CONSUMER A HETEROTROPH

BOTH THE STUDENTS AND THE SCHOOL BENEFIT

ONE BENEFITS, THE OTHER IS NEITHER HARMED NOR BENEFITS

ONE BENEFITS, THE OTHER IS HARMED

EATS THE DEAD ORGANISMS

PRODUCES ITS OWN FOOD

THE COW EATS THE GRASS, AND THE COW MAKES MILK

EATS BOTH PRODUCERS AND MEAT

PUTTING CARBON DIOXIDE INTO THE AIR

RESPIRATION PUTS CO2 IN THE AIR

BURNS THE GAS

BURNS GAS

THE TREES NEED CARBON DIOXDE