What is exchanged between producers and consumers in an ecosystem?

Primary producers use energy from the sun to produce their own food in the form of glucose, and then primary producers are eaten by primary consumers who are in turn eaten by secondary consumers, and so on, so that energy flows from one trophic level, or level of the food chain, to the next.

hi my dude or dudette

metric time was an attempt to create a standard unit of time based off of 10, but it never took off an is not included in the metric system (si)