The Food Chain is the chain in which one living organism consumes another one and so on.Example: Grass consumed by grasshopper, the grasshopper is consumed by frog, and the frog is consumed by hawks.The Foodweb is the web in which one living organism is consumed by the different organisms, there is no chain process in the food web.Example: Plants are eaten by grasshoppers and squirrels. Divergent thinking:Those types of thought processes in which students can think of many possibilities to solve problems, this type of thinking are called Divergent thinking.So option (4) is correct. (Use of different aspects about possible environmental consequences if all deer were to disappear).??Additional Information The food chain always starts with the producer because the producer makes food and then it is consumed by another one so that the energy of the food gets transferred.Example: grass, grasshopper, frog, and hawk.