SMALLEST UNIT OF LIVING THING

GROUP OF SIMILAR CELLS ORGANIZED TO WORK TOGETHER

GROUP OF DIFFERENT KINDS OF TISSUE WORKING TOGETHER

GROUP OF ORGANS WORKING TOGETHER

AN ANIMAL, PLANT, OR SINGLE CELLED LIFE FORM

ALL OF HE INDIVIDUALS OF A GIVEN SPECIES IN A SOECIFIC PAREA AT THE SAME TIME

ALL INTERACTING POPULATIONS IN A ECOSYSTEM

ALL LIVING AND NON-LIVING THINGS INTERACTING WITHIN A CERTAIN AREA

LARGE REGION WITH TYPICAL PLANTS& ANIMALS THAT INCLUDES SEVERAL ECOSYSTEMS