BASIC ECOLOGY TERMS
Terms in this set (47)
The study of the interactions of living organisms with each ther and with their physical environment
Where an organism lives
A localised place within a habitat eg. Leaf litter, hollow in a tree
One type of organism, usually living in the same
Different types of organism, usually living in the same area
Area of earth where living things exists
All the external conditions and factors, living and non-living, that effect an organism
non living factors of the environment
Liviing factors of the environment
A biological community of interacting organisms and their physical environment.
The number and relative abundance of species in a biological community.
Make their own food
An organism that obtains energy and nutrients by feeding on other organisms or their remains.
Consumers that eat only plants
Consumers that eat only animals
Consumers that eat both plants and animals.
an organism that feeds on the dead bodies of other organisms.
Consumers that feed on the quote garbage of an ecosystem
Organisms that break down the dead remains of other organisms
Organisms active during the day
Organisms active at dawn and dusk
Organisms active at night
Distribution of a species
Form of relocation diffusion involving permanent move to a new location.
Organisms wandering from place to place
The measure of the population in a defned area
Organisms that rely on the environment for body heat
Body temperature matches the temperature of their environment (varies)
An organism that is internally warmed by a heat-generating metabolic process
Animal that maintains a constant internal body temperature regardless of their environment.
Extreme mental and physical sluggishness
Full range of physical and biological conditions in which an organism lives and the way in which the organism uses those conditions
A complex diagram representing the many energy pathways in an ecosystem
A series of steps in which organisms transfer energy by eating and being eaten
Highest high-tide line to lowest low-tide line.
the shallow zone of a lake or pond where light reaches the bottom and nurtures plants
A line taken through a habitat, which helps with systematic sampling of changes across a habitat.
A measuring tool of of 1 metre squared used to sample a portion of a habitat
The transfer of nitrogen from the atmosphere to the soil, to living organisms, and back to the atmosphere
A measure of the total dry weight of organisms within a particular region
A relationship in which two different organisms live in close association with each other
A relationship between two organisms in which one organism benefits and the other is unaffected
A relationship between two species in which both species benefit
A relationship between two organisms of different species where one benefits and the other is harmed
an organism that possesses one or more whiplike appendages called flagella
An organism that feeds on a living host
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