The science that studies the interactions between organisms and their environment.
What is Ecology?
This level of ecology studies how changes in one area of the globe affect other regions of the world.
What is global ecology?
Two examples of abiotic factors.
1) Soil Type
2) Temperature
3) Climate
4)Water
5)Wind
Rainfall affects dispersal of a population by changing a bend in a river between the population.
Abiotic
The definition of biodiversity.
What are all the different kinds of life in a given area?
This consists of all the organisms in a particular region, along with nonliving components.
What is an ecosystem?
The goal of this level of ecology is to understand factors affecting population growth, density, and size. It also involves studies of species interactions such as predation and mutualism.
What is population ecology?
Definition of a biotic factor
What is a living factor affecting species abundance and dispersal (disease, predation, prey, etc.)?
An ascaris nematode feeds on nutrients in the intestines of a pig.
Biotic (Predation)
The process of making new products from materials that were used in another product.
What is recycling?
A major grouping of plant and animal communities defined by a dominant vegetation type
What is a biome?
What are the two subdivisions of organismal ecology?
*Physiological ecology-how organisms are physiologically adapted to their environment
*Behavioral ecology-how the behavior of an individual organism contributes to survival and reproductive success.
Definition of limiting factor.
What is anything that constrains a population's size and slows or stops it from growing?
A tiger affects the dispersal of gazelle by consuming newborn young.
Biotic (Predation)
The loss of living space due to human activity or catastrophic events.
What is habitat loss?
Definition of an abiotic factor.
What is a non-living factor affecting species abundance and dispersal (Temperature, Sunlight, Wind, Soil Type, etc)?
The goal of this level of ecology is to study how nutrients and energy moves between organisms and the surrounding atmosphere, soil, or water.
What is ecosystem ecology?
The type of growth curve the populations are showing.
What is logistic?
An ox-bird eats the parasites of the skin of a cow.
Biotic (Mutualism)
Release of harmful materials into the environment.
What is pollution?
The difference between climate and weather
What is...
Climate: The prevailing long-term weather conditions found in an area.
Weather: Specific short-term atmospheric conditions of temperature, precipitation, sunlight, and wind.
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Levels of ecological organization from smallest to largest
What are: organism, population, community, ecosystem, biome, and biosphere?

The carrying capacity of Paramecium caudatum.
What is ~140?
Worms are unable to living in a certain environment because of the soil type.
Abiotic
Plants and animals that have migrated to places where they are not native and that are causing problems for native species.
What is an invasive species?