Food Chains and Food Webs Energy Flow in Nature. Energy Roles An organisms energy role in an ecosystem may be that of a producer, consumer, or decomposer.
The Life Science_2 Game Show 100 200 100 200 300 400 500 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 List 1List 2List 3List.
Sample Ecology Review Questions Does not include relationships: symbiosis (those were reviewed in class today) or Population curves- see ch 5 notes instead.
8 th Grade Science Organisms and their Environment Review.
Living things depend on one Another Question 1 Which of these is a decomposer? A bee B grass C plant D earthworm.
The many overlapping food chains in an ecosystem make up a(n) a. feeding level b. energy pyramid c. niche d. food web.
Chapter 1: Interactions of Life Sections 1 & 3 Life Science.
Ecosystems An ecosystem is all the organisms that live in an area together with non-living factors of the environment.
4-1 Roles of Living Things Objective: Identify the roles of producers, consumers, and decomposers. Explain the concept of trophic level. Infer why the.
Ch 22-1 Energy Roles In every ecosystem, each organism has a role in the movement of energy. producer, consumer, or decomposer. ◊An organism’s energy.
Spring 2012 ENERGY FLOW THROUGH ECOSYSTEMS. All organisms MUST obtain and use energy… ENERGY FLOW THROUGH ECOSYSTEMS.
*Energy* in Ecosystems. Producers- an organism that uses energy from the sun to produce their own food. Producers are the source of all food in an ecosystem.