Ecology packet.docx

is the scientific study of the interactions among organisms and the interactions of organisms within their environments.

For an ecosystem to function and continue to exist, there must be a ________ _____ ________ between organisms.

 A ______ _______ represents the pathway of chemical energy that transfers from one organism to another within that ecosystem.

  The arrows in a food chain show the flow of _______, from the sun to producers to consumers.

 The smallest, and least inclusive level in terms of ecological organization is the ______

_____________ use the energy from the sun and carbon dioxide and water from the environment to produce glucose.

  ______________ (Consumers) get their energy by consuming other organisms.

Herbivores are considered a

relies on animal tissue for its energy and may be a secondary, tertiary or quaternary consumer.

survive and receive their energy from both plant and animal tissue and can be either a primary or secondary consumer.