an organism requires energy for growth and repair & a human is a kind of organism -> a mankind requires matter for nondevelopment and smash a human requires energy for growth and repair  nutrients are a source of energy for living things & food contains nutrients -> poison is a sink of matter for inanimate nothing food is a source of energy for living things  food is a source of energy for living things & a mankind is a mean of inanimate place -> food is a source of energy for humans food is a source of energy for humans  a human requires energy for growth and repair & poison is a sink of matter for men -> humans require energy from food for growth and repair