physical rather than biological; not derived from living organisms.
What is abiotic
A mechanism of evolution that involves inherited variations or adaptation.
What is natural selection?
The most intense type of interaction that occurs between two organisms of the same species
What is a intraspecific competition?
What is an indicator species?
When both organisms benefit from their relationship.
What is mutualism?
a living thing that can make its' own food
producer/plant
An organisms ability to survive and thrive in an environment based on available resources
What is biotic potential?
Speciation that occurs when organisms are divided by a physical problem, often in the environment that keeps them apart.
What is geographic isolation?
another name for living things that effect an organism within its environment
A tick on a deer is an example of this type of relationship.
What is parasitism?
the amount of energy that gets passed on to the next trophic level
10%
The term used to describe the max amount an environment can support itself and its organisms without overuse.
What is carrying capacity?
The type of tectonic boundary where two (or more) plates move apart, in opposite directions
What is divergent?
the name of the organisms that come second on a food web
primary consumers
A relationship where one organism benefits and the other is unaffected; barnacle and a whale
What is commensalism?
What is the term for a group of organisms of the same kind capable of breeding living in one area.
Species
The number of organisms that die per 1000 individuals
What is death rate?
This part of the atom that has a positive charge.
What is a proton?
The process through which an ecosystem changes species and habitat over time.
What is Succession?
When two organism fight over the same resource.
What is competition?
All of the member of a species living in the same area at the same time.
What is a population
Birth rate, death rate, lack of food, lack of resources which make it difficult to grow a population in an area.
What is a limiting factor?
What is biomagnification?
This law, introduced in 1973, was amended several times and identify species that need protection in the US and abroad.
What is the Endangered Species act?
This is defined as the growth of low-density development on the edges of cities and towns that encroach on natural ecosystems
What is Urban Sprawl?