in the food chain process herbivores have the role of primary consumer which eats producers for food
grocer is foodseller. grocer is foodmonger. grocer is who_sells_food. bird_food is feed. preserving_food is food_manipulation. food is grocery. grocer is not who_sells_food. food_store is where_people_go_to_buy_food. grocer is not foodseller. feed is food.