Zebra eats grass lion eats zebra what is this an example of?

Ecosystem; a cycle

More accurately the Food Chain

For the Zebra feeds on grass that also feeds on smaller organisms to live; The Zebra is a herbivore (Eats only plants) while the lion is a carnivore (Only eats meat) it is placed higher on the food chain, making Zebra's underneath of the Lion's

Lion-> Zebra-> Grass

This is a an example of the food chain. The zebra is a Herbivore and eats grass and the Lion is a carnivore who eats meat aka as the poor zebra D;