Biology Review-Ecology Flashcards
Trophic levels
The feeding levels in a ecosystem
What percentage of energy gets passed on to a higher level?
10%
Producer name and definition
Autotrophs, make their own food
Primary consumer
Heterotrophs, herbivores
Secondary consumer
Carnivores or omnivores
Tertiary consumer
Carnivores or omnivores
Intraspecific community interaction
Members of the same species
Interspecific community interaction
Two or more members of different species
Competition
The struggle for limited natural resources
Competitive exclusion principle and other names
Two species cannot occupy the same niche at the same time in the same place, resource or niche partitioning
Predation
When one organism feeds on another
Batesian mimicry
Harmless form looks like a dangerous form
Mullerian mimicry
Dangerous forms look like each other
Parasitism
One benefits, the other is harmed
Mutualism
Both benefit