Food Webs
What direction does the arrow point to?
the animal eating, the direction the energy travels
How many arrows point away form each organism?
one
niche
the job of an organism in its ecosystem
invasive species
an organism from a different ecosystem that was introduced and thrived
When one animal benefits and one has no effect what is the relationship called?
commensalism
What is at the bottom of the food web?
producers
What is the base of the food chain?
a producer
habitat
the place an organism lives, its home
pollution
harmful materials that humans leave in an environment
A change in behavior or a physical change to benefit an organism is called...?
adaptation
What is on the top of the food web?
Consumers
What is the organism that eats the producer called?
Primary Consumer
producer
a plant, something that makes its one food
Food chain
What is a predator? (definition and example)
an animal that hunts and eats other animals, lion or shark
Decomposers
What is the animal that eats the primary consumer called?
secondary consumer
consumer
any organism that eats other organisms to survive
food web
a diagram showing how food chains are connected, shows the flow of energy in an ecosystem
What is prey? (definition and example)
Where do all organisms get their energy from?
the sun
What is the organism that eats the secondary consumer called?
Tertiary consumer
competition
when organisms compete for limited resources in order to survive
ecosystem
all the living and non-living things in an area
Draw a food chain on the board with these organisms.
bunny, grass, coyote
grass -> bunny -> coyote