ACSBL027
Ecosystems can change dramatically over time; the fossil record and sedimentary rock characteristics provide evidence of past ecosystems and changes in biotic and abiotic components
ACSBL027 | Content Descriptions | Unit 1 | Biology | Science | Senior secondary curriculum
ACSBL023
Species or populations, including those of microorganisms, fill specific ecological niches; the competitive exclusion principle postulates that no two species can occupy the same niche in the same environment for an extended period of time
ACSBL023 | Content Descriptions | Unit 1 | Biology | Science | Senior secondary curriculum