Energy Flow in the Ecostyem 5.2 Lecture

How is energy past from one organism to another?

• Producer/Autotrophic - An organism that can make its own food.

• Consumer/Heterotrophic - An organism that CANNOT make its own food.

What is another word for producer?

• Herbivore - Eats only plants (producers/autotrophs)

• Carnivores - Eats only meat (consumers/heterotrophs)

• Omnivores - Eats both plants and meat

What type of organism eats only producers?

What do you the arrows represent in a food chain?

Why does the producer have to always be first in a food chain?

What is the name of the organism that eats the primary consumer?

Many food chains together (this is an accurate representation of an enviroment)

• Food webs are a stable representation of an environment.
  

• Many of these animals have an alternative sources of food if one becomes unavailable.

Which is more stable? Food chains or food webs

* Show how much energy is passed from one organism to the next.

True or False: There is more energy at the top of the energy pyramind

What percentage of energy is passed from one trophic level to the next?