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Activity 1

Objectives

  1. Use a food web to identify and distinguish producers, consumers and decomposers.
  2. 1:14 PM 4/24/2020Explain the pathway of energy transfer through trophic levels.

In this activity, you will be building a food web of ecosystems

procedure

  1. On the poster board provided, organize our food web using images or drawings.
  2. Establish as many energy transfer relationship as possible.
  3. Draw arrows showing the energy transfer relationship on your board. Use one color to draw arrows between producers and consumers and a different color to show the other connect.
  4. Along each line connecting two consumers, Identify the relationship that exist between the two.

Answer the following questions

  1. What is the difference between a food chain and a food web.
  2. Name two autotrophs and two heterotrophs found within your food web.
  3. Explain the meaning of the arrows in a food web.
  4. What would happen to the food web  if the sun dissappears.