Levels of Organization
Smallest level
organism
2 or more species that live together
symbiosis
What is an autotroph?
Collect energy from the sunlight; produces food
Simple model with one food pathway
Food chain
living factors
biotic
What is a population?
one species that share the same location
What is mutualism?
2 organisms benefit each other in a relationship
What is a heterotroph?
Gets energy from consuming other organisms
Many interconnected food chains and pathways
Food Web
nonliving factors
abiotic
Is a community bigger or smaller than a population?
bigger
One organism benefits and the other is not helped nor harmed
Commensalism
What eats plants
herbivore
Each step in food chain or food web is called....
trophic level
What is ecology?
discipline in which the relationships among living organisms and their interactions on their environment
Ecosystem is a biological community with all of the ___factors that affect it.
Abiotic
What is parasitism?
one benefits and the other is harmed
What eats meat
Carnivore
Total mass of living matter at each trophic level
What is a habitat?
where an organism lives
What is a large group of ecosystems called?
Biome
What is the predator-prey relationship called?
Predation
What eats both plants and meat
SURPRISE Question - What is Ms. Grove's favorite basketball team?
Duke Bluedevils or Hale Eagles
What is a niche?
Role or position organism has in their environment