logging in or signing up ECOLOGY princess_saicy Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: Embed: Flash iPad Dynamic Copy Does not support media & animations Automatically changes to Flash or non-Flash embed WordPress Embed Customize Embed URL: Copy Thumbnail: Copy The presentation is successfully added In Your Favorites. Views: 163 Category: Education License: All Rights Reserved Like it (0) Dislike it (0) Added: March 01, 2010 This Presentation is Public Favorites: 0 Presentation Description No description available. Comments Posting comment... Premium member Presentation Transcript ECOLOGY : ECOLOGY Valentin Conde Berdera DLS-CSB NATSCI Department Ecology : Ecology Definition of Ecology What is an Ecosystem? Components of an Ecosystem Model of an Ecosystem Biological Hierarchy What is ecology? : What is ecology? Scientific study of the processes influencing the: 1. distribution and abundance of organisms, 2. interactions between and among organisms, 3. transformation and flux of energy and matter. Slide 4: HAECKEL’S DEFINITION: The study of the relationship of organisms with the environment. What is an ecosystem? : What is an ecosystem? It is made up of organisms living in a particular environment and the physical parts of the environment that affect them. What are the two major components of an ecosystem? : What are the two major components of an ecosystem? Biotic components Abiotic components Biotic components : Biotic components Producers (green plants) Consumers Herbivores Omnivores Carnivores Decomposers (fungi and bacteria) Abiotic components : Abiotic components Water Gases (Atmosphere) Sunlight Soil (Nutrients) PHOTOSYNTHESIS : PHOTOSYNTHESIS FUNGI : FUNGI BACTERIA : BACTERIA Examples of ecosystem : Examples of ecosystem Model of an ecosystem : Model of an ecosystem BIOLOGICAL HIERARCHY : BIOLOGICAL HIERARCHY Biosphere Ecosystem Community Population Organism/individual You do not have the permission to view this presentation. In order to view it, please contact the author of the presentation.