Keystone Species
What is the keystone species that lived along the Oregon Coast?
Sea Otter!
What is the first level of the energy pyramid? What do the organisms in this level eat?
Producers! These are plants.
What kind of organism is grass?
A producer
A food web!
What is Mrs. Schwartz's daughter's name?
Olivia! Olivia Phoebe Schwartz
What are two different organisms that were affected by the loss of Gray Wolves in Yellowstone?
Elk, beavers, salmon, grizzly bears, humans, berries
What is the second level of the energy pyramid? What do the organisms in this level eat?
Primary Consumers. Organisms that eat only producers.
What kind of organism is an owl?
A consumer
The elk eats the plant, and then the gray wolf eats the elk. Is this an example of a food web or a food chain?
A food chain!
What is Mrs. Schwartz's favorite color?
Yellow (or purple)
What is the organism that became invasive after the sea otters went away?
What is the third level of the energy pyramid? What do the organisms in this level eat?
Secondary consumers. These organisms eat both producers and consumers.
True or False: Black Bears are a secondary consumer because they eat both plants and animals.
True
What is a food web?
Consists of all the food chains in a single ecosystem
Where did Mrs. Schwartz grow up?
Wisconsin!
What is a keystone species?
An organism that plays an important role in a specific habitat or ecosystem.
What is the fourth level of the energy level pyramid? What do the organisms in this level eat?
The tertiary consumer. They are top of the food chain and can eat both consumers and producers.
What kind of organism is a worm?
A decomposer
True or False: A food chain will show interconnecting lines between all the organisms eaten in an ecosystem.
False
What did Mrs. Schwartz go to college for (NOT education!)
Musical Theater and dance!
Yes! The Saguaro Cactus is a great example of a keystone species.
What is the last type of organism that is not listed on the energy pyramid?
Decomposers
A primary consumer. Herbivores only eat plants.
What do the arrows on a food web show?
The flow of energy
What is Mrs. Schwartz's favorite food?
Cheeseburgers