Ecosystems and Biomes- section 1 Flashcards
What is a producer?
A organism that can make its own food.- trees
What is a consumer?
An organism that obtains energy by feeding on other organisms.
What are herbivores?- deers and caterpillars.
Animals that only eat plants
What are carnivores?- Lion and spiders.
Animals that eat just meat.
What are omnivores?- crows,bears,and humans.
Animals that eat both grass and meat.
What is a scavenger?- catfish and vaulters.
A animal that eats dead animals.
Decomposer- mushrooms.
They break down wastes and dead organisms.
Food chain
A series of events in which one animal eats another and obtains energy.
Food web
Consists of many over lapping food chains in a ecosystem.
Energy pyramid
It shows the amount of energy that moves from feeding level to another in a food web.
What energy roles do organisms play in a ecosystem?
They eat a lot of bugs so the bugs do not bother us.
How does energy move through an ecosystem.
Food web and energy pyrimads.
How much energy is available at each level of an energy pyramid.
The producer level of the pyramid.
