Answer :
Food chains is a path that energy flows in an ecosystem and it usually indicate the level of eating within an ecosystem.
Producers are organism that usually absorb the sun’s energy and thereby convert the energy into food for growth and to make fruits or flowers. Examples include plants, algea
Primary Consumers: they are organism that only eat plants and can also be refers to as herbivores. However, example of herbivores includes grasshopper and bees.
Secondary consumers: they are organisms that eat both producers and primary consumers. They can be refers to as omnivores. Example includes beetle and wasp.
Level of Food chain
Plant---------Grasshopper---------Beetle