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Learning Outcomes
By
the end of this activity, learners will:
Define the term "trophic level"
Describe the flow of energy through a simple ecosystem
Identify producers and various consumer levels in any food web
Explain why not all the energy embodied in a group of organisms at one trophic level is not passed to the next trophic level
Curriculum Connections
Alberta Grade 7 Science: Interactions and Ecosystems
STS 2 Trace and interpret the flow of energy and materials within an ecosystem
Analyze ecosystems to identify producers, consumers and decomposers and describe how energy is supplied to and flows through a food web by: describing and giving examples of energy and nutrient storage in plants and animals; describing how matter is recycled in an ecosystem through interactions among plants, animals, fungi, bacteria and other microorganisms; interpreting food webs, and predicting the effects of changes to any part of a web
Length of Activity
1 hour
Materials List
Internet-enabled device and printer
Energy Flows Backgrounder
Energy Flows Learner Worksheet
Energy Flows Learner Worksheet Answer Key
200 pieces of paper (referred to as 'cards' in this activity)
