Terms in this set (33)
A condition of the Earths atmosphere at a particular time and place
The average condition of temperature and precipitation in a region over a long periods.
Variation of climates in short distances.
The trapping of heat by gases in the atmopshere
The range of conditions under which a spices can grow and reproduce.
The place where a spices lives.
Consists the biological and physical condition in which a species lives and the way it obtains what it needs to survive.
The necessity of life such as: water, nutrients, light, food, or space.
Competitive exclusion principle
A principle that states that no two spices can occupy the exact same niche, in the exact same habitat, and same time without competition.
When one organism captures and eats another organism.
The interaction that occurs when an animal feeds on a producer.
When two species live closely together in one of three ways: mutualism , commercialism, or parasitism.
A relationship where both organisms benefit from one another.
A relationship where one species benefits by living off another organism and harming it.
A relationship where one species benefits and the other organism is not benefiting or harmed.
A series of predictable changes that occur in community over time.
A succession that begins in areas with no remnants of an older community.
The first species to live in an area of a primary succession.
A succession that occurs when a disturbance that changes a community without completely destroying it.
A plant or animal that plays a unique and crucial role in the way an ecosystem functions.
Tops of a tall trees that form a covering.
Short trees and vines that form a layer.
Tress that shed their leaves during a particular season.
Tress that produce seed-bearing cones and have waxy needles.
Rich soil that is formed by decaying leaves .
A dense forest of coniferous evergreen.
A layer of permanently frozen subsoil.
A zone where a sunlit of upper layer of water , allows photosynthesis to occurs.
A dark lower layer where photosynthesis can not occur.
The floor of bodies of water where an organism can live.
Fresh water ecosystems where water is constantly flowing or has standing water systems.
An organism that lives in large body of water and can not swim against ocean current. Typically feeds many aquatic food webs.
A wetland that forms where the river meets the sea.
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