Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.
The Role of Consumers in the Ecosystem Science 8 9/6/07
What Is A Consumer ? • Consumers (explained) Animals that depend on producers for food. Some feed directly on plants , while others eat animals that depend on plants for food.
The Trophic Pyramid • In every ecosystem energy is trapped and stored by plants.
The Trophic Pyramid • Plants are the primary producers. • Some energy is transferred to the animals that eat plants
Herbivores • Herbivores:are animals that derive all their energy from plants. • On the trophic pyramid they are called Primary Consumers.
Carnivores • Carnivores(defined) Are animals that eat other animals. • On the trophic pyramid they are called Secondary Consumers
Secondary Consumers • Secondary Consumers are animals that eat Primary Consumers. • Example snakes.
Trophic Pyramid • Secondary Consumers are eaten by Tertiary or Third Stage Consumers. • In our trophic pyramid the owl would be considered the Tertiary Consumer.
Trophic Pyramid • Each stage or level is referred to as trophic levels