Which living organism is at the very bottom of the food chain?

In reality,there is no single food chain so much as a Food web for an ecosystem. However, it is the Primary producers that always form the basis of the food chains that make up the webs. read more

In reality,there is no single food chain so much as a Food web for an ecosystem. However, it is the Primary producers that always form the basis of the food chains that make up the webs. Primary producers are the ones that turn inorganic material into something that everything else can eat. read more

At the very bottom are many tiny creatures known as phytoplankton and zooplankton; some of them are small enough to be made up of only one cell! However, these tiny organisms are not to be taken lightly. read more