1. Food Chains How do humans affect the food chain?

2. Producers

3. Consumers

4. Primary Consumers

5. Secondary Consumers

6. Tertiary Consumers

7. Decomposers

8. Facts about food chains: 10% of the energy value of an organism is transferred to the next level.

9. Facts about food chains: 10% of the energy value of an organism is transferred to the next level. In other words:

10. Facts about food chains: 10% of the energy value of an organism is transferred to the next level. In other words: –To get the energy equal to what is in one leaf a primary consumer must eat ten leaves.

11. Facts about food chains: 10% of the energy value of an organism is transferred to the next level. In other words: –To get the energy equal to what is in one leaf a primary consumer must eat ten leaves. –To get the energy value equal to one leaf a secondary consumer must eat ten primary consumers.

12. Facts about food chains: 10% of the energy value of an organism is transferred to the next level. The arrows of both food chains and food webs should point in the direction of the energy flow.

14. Food Webs

15. Food Web