Ecology introduction
- 1. What is Ecology? copyright cmassengale
- 2. Organisms and Their Environment copyright cmassengale
- 3. What is Ecology?? The study of interactions that take place between organisms and their environment . It explains how living organisms affect each other and the world they live in. copyright cmassengale
- 4. Habitat & Niche Habitat is the place a plant or animal lives Niche is an organism’s total way of life copyright cmassengale
- 5. The Nonliving Environment Abiotic factors - the nonliving parts of an organism’s environment. Examples include air currents, temperature, moisture, light, and soil. Abiotic factors affect an organism’s life. copyright cmassengale
- 6. The Living Environment Biotic factors - all the living organisms that inhabit an environment. All organisms depend on others directly or indirectly for food, shelter, reproduction, or protection. copyright cmassengale
- 7. Abiotic or Biotic? Biotic copyright cmassengale
- 8. Abiotic or Biotic? Abiotic copyright cmassengale
- 9. Abiotic or Biotic? Abiotic copyright cmassengale
- 10. Abiotic or Biotic? Biotic copyright cmassengale
- 11. Levels of Organization copyright cmassengale
- 12. What are the Simplest Levels? Atom Molecule Organelle Cell Tissue Organ System copyright cmassengale
- 13. Levels of Organization Ecologists have organized the interactions an organism takes part in into different levels according to complexity . copyright cmassengale
- 14. 1 st Level of Organization Organism: An individual living thing that is made of cells, uses energy, reproduces, responds, grows, and develops copyright cmassengale
- 15. 2 nd Level of Organization Population: A group of organisms, all of the same species , which interbreed and live in the same place at the same time . copyright cmassengale
- 16. 3 rd Level of Organization Biological Community: All the populations of different species that live in the same place at the same time. copyright cmassengale
- 17. 4 th Level of Organization Ecosystem: Populations of plants and animals that interact with each other in a given area with the abiotic components of that area. (terrestrial or aquatic) copyright cmassengale
- 18. 5 th Level of Organization Biosphere: The portion of Earth that supports life. copyright cmassengale
- 19. The Biosphere Life is found in air, on land, and in fresh and salt water. The BIOSPHERE is the portion of Earth that supports living things. copyright cmassengale
- 20. What level of organization? Organism copyright cmassengale
- 21. What level of Organization? Community copyright cmassengale
- 22. What level of Organization? Population copyright cmassengale