Terms
The science that studies the interactions between organisms and their environment.
What is Ecology?
A group of the same species living together are called
What is a population?
Define an abiotic factor.
A non-living factor affecting species abundance and dispersal (Temperature, Sunlight, Wind, Soil Type, etc)
1 benefits and other is not affected
Commensalism
A species that plays a "KEY" role in an ecosystem.
Keystone Species
This consists of all the organisms in a particular region, along with nonliving components.
What is an ecosystem?
All living things in a specific area are called
What is a community?
Which limiting factor includes extreme weather and natural disasters?
What is density independent limiting factors?
An ascaris nematode feeds on nutrients in the intestines of a pig.
Parasitism
Measure of the same organisms per area
What is population density?
A major groupings of plant and animal communities defined by the average temperature and precipitation is known as a what?
Biome
What 2 factors make up an ecosystem?
What are the biotic and abiotic factors?
Name 3 abiotic factors needed for an autotroph.
Sun, oxygen, carbon dioxide, water, soil
A tiger eats a gazelle.
Predation
Where an organism lives and interacts?
What is habitat?
The role and all interactions that an organism displays in its habitat is called
Its niche.
Which type of limiting factor includes competition, parasitism, and predator-prey relationships?
What is density dependent limiting factors?
Type of interaction where both organisms benefit.
What is mutualism?
An ox-bird eats the parasites of the skin of a cow.
Mutualism
What is another name for a producer and a consumer?
What is heterotroph and autotroph?
What do ecologists use to analyze the average temperature and precipitation in a biome?
Climatogram
List the six levels of ecology from smallest to largest, starting after organ system.
Organism, population, community, ecosystem, biome, biosphere
Which type of growth curve would be shown if density dependent limiting factors affected the population?
Name the point where it levels off (reaches max population size).
Logistical Growth
Carrying capacity
Any relationship or interaction that exists within organisms.
Symbiosis
Plants and animals that have migrated to places where they are not native.
What is an invasive species