Food chains and food webs. A food chain almost always begins with a green plant (producer) which is eaten by an animal (consumer). Draw a Food Web in 2020 Food web, Food web activities Plant are producers (they make/produce food for other organisms).Food chain examples biology. The butterflies feed on nectar and, at the same time, are the food of other insects that are the food of bats. Food chains intertwine locally into a food web because most organisms consume more than one