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Predator Prey Relationship
Predator Prey Relationship Definition The predator prey relationship consists of the interactions between two species and their consequent effects on each other. In the predator prey relationship, one...
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Consumer
Definition Consumer is a category that belongs within the food chain of an ecosystem. It refers predominantly to animals. Consumers are unable to make their own energy, and instead rely on the...
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Ecosystem
Definition An ecosystem or biome describes a single environment and every living (biotic) organism and non-living (abiotic) factor that is contained within it or characterizes it. An ecosystem embodies...
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Fossils
Definition A fossil is the mineralized partial or complete form of an organism, or of an organism’s activity, that has been preserved as a cast, impression or mold. A fossil gives tangible, physical...
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Biodiversity
Definition Biodiversity is a term which describes every living organism within a single ecosystem or habitat, including numbers and diversity of species and all environmental aspects such as...
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Adaptive Radiation
Definition Adaptive radiation refers to the adaptation (via genetic mutation) of an organism which enables it to successfully spread, or radiate, into other environments. Adaptive radiation leads to...
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Artificial Selection
Definition Artificial selection or selective breeding describes the human selection of breeding pairs to produce favorable offspring. This applies to all organisms – from virus to four-footer, and from...
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Sulfuric Acid
Definition Sulfuric acid (sulphuric acid) is a corrosive mineral acid with an oily, glassy appearance that gave it its earlier name of oil of vitriol. Other names are sulphine acid, battery acid, and...
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Water Cycle
Definition The water cycle or hydrologic cycle describes the complex systems that allow water to move across the Earth and atmosphere. The most basic step of the water cycle is the change of state of...
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Radial Symmetry
Definition Radial symmetry describes living and non-living forms; these forms can be equally divided into three or more sections that, when rotated through a center of rotation by more than 0° and less...
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