ACA Grade 8 Science
  • Home
  • Scientific Method
  • Chemistry
  • Physics
  • Ecology
  • Earth's Atmosphere
  • Science Fair/ Science Olympics
  • Cells & Systems
Ecology
Dictionary Definition -
the study of the relationships between living organisms and their environment

2.1 Organization - Organisms Occupy Specific Living Areas

Organisms Occupy Specific Living Areas
Picture
Species
  • Organisms are members of the same species if they are similar to each other and produce offspring that can breed.

Picture
Population
  • Members of the same species who live in a particular habitat constitute a population.

Picture
Habitat
  • The habitat provides everything the population needs to survive.

Niche
  • Organisms perform certain roles, called niches, in the habitat.
  • For instance, grasses on a prairie anchor the topsoil and provide food for grazing animals.
Picture
Community
  • Populations that live together and interact form a community.

Back
Powered by Create your own unique website with customizable templates.