Structure in a cell

Basic unit of life (Plant cell)

Groups of cell(muscle tissue)

Group of tissues (Heart;Lung)

Group of organs (digestive system)

A complete living thing(A person)

All members of one species in an area(herd of zebras)

Two or more different species interacting together. (A lizard eating an insect.).

Members of a community plus the abiotic factors that affect them(Rain to provide water for plants and animals).

Large geographical area determined by climate(tundra biome for seals etc.).

Crust of earth where life exit (and atmosphere)