Spinning the Web of Life Content Objective Students

Spinning the Web of Life Content Objective: Students will create a Food Web from their own daily food consumption Language Objective: Students will demonstrate understanding of Food Webs by drawing a food web with their group

Spinning the Web of Life In your Journal, create your groups ideal menu for 1 day. Include snacks as well as meals.

Spinning the Web of Life Make a 3 column chart in your journal. List the foods from your groups ideal menu in the 1 st column List the ingredients in each menu item in the 2 nd column. Example: A piece of cake would list oil, flour, sugar, butter, eggs and milk.

Spinning the Web of Life In the 3 rd column of your chart list the sources for the ingredients of each menu item Example: Write wheat next to flour, sugar cane or sugar beet next to sugar, and chicken next to egg.

Spinning the Web of Life Create another 3 column chart In the 2 nd column (center), list all of the animals that appeared in your 1 st chart. For every animal that you have listed list several food that it eats in the 3 rd column Example: Next to cow you would list the grass and corn that cattle eat

Spinning the Web of Life In the 1 st column, next to the animals in column 2, record 2 animals that might each animal. Example: Next to cow you might list wolf, bear, mountain lion or human

Spinning the Web of Life On the White Board create 5 equal sized sections List all the names of the plant in the bottom section Write the names of all the herbivores (plant eaters) in the next section above the plants Write all the names of the Omnivores in the section above the herbivores Write all of the names of the Carnivores in the Top section

Spinning the Web of Life Draw arrows from the organisms that provide energy to the organisms that receive energy. Example: You would draw an arrow from grass to cattle with point of the arrow aimed at the cattle. Draw your groups food web into your journal

Spinning the Web of Life Read the following articles in your textbook. Let’s Ask Drs. Ricardo and Rita. Pgs 383 -388 Losing Heat Pages 388 -389

Spinning the Web of Life Use the reading to discuss with your group the following questions. Record your answers in your Journal: What is then key difference between the way producers and consumers obtain energy and matter from their ecosystem. Why is there no predator in Africa that lives by eating only Lions and Leopards? What effect are cattle and other domesticated livestock having on certain ecosystems?

Spinning the Web of Life Analysis Questions Describe how Energy flows through the Community, as shown in your food web(Use the 10% rule in your discussion) Where is the most Energy available in your food web? . Explain your answer.