1. Warm-Up
Using the Food web that you created from this weekend, create an energy flow pyramid and an expected numbers pyramid.
What is the purpose of a biomass pyramid?

2. The Forgotten Names
Wrapping up 3.2

3. Either A or B
In the world, you either make your food or you eat others.
Producers
These ones make their own food.
Also known as “Autotrophs.”
Consumers
These eat others for food.
Also known as “Heterotrophs.”

4. Producers You got two ways to be a producers Photosynthesis
Taking Sunlight and making food.
Plants use this and Phytoplankton
Chemosynthesis
Taking chemicals to produce energy.
Bacteria down deep in the ocean use this.

5. Consumers Several different styles of consumers. Herbivores Carnivores
Omnivores
Detritivores
Decomposers.

6. Herbivores These are the plant eaters.
Some examples are cows, caterpillars, deer, and others.

7. Carnivores These are the animal eaters.
Examples are Snakes, Owls, and others.

8. Omnivores They eat both plants and animals.
Some examples are Bears, Humans, Crows, and others.

9. Detritivores These are the dead matter eaters.
These are the Vultures, Earthworms, Snails, Crabs, and others.

10. Decomposers These break down organic matter.
Some examples are bacteria and Fungi.