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development at an increasingly rapid rate in proportion to the growing total number or size; a constant rate of growth applied to a continuously growing base over a period of time
4-18: occurs in a previously inhabited area that is damaged by an ecological disturbance, such as a fire or a flood
bacteria change ammonium into nitrate
relationship between two organisms in which one receives an ecological benefit from another, while the other neither benefits nor is harmed
Water vapor, carbon dioxide, and methane are three of the most common greenhouse gases found in the atmosphere. Greenhouse gases absorb wavelengths of infrared radiation. This process is called the
the natural arrangement and apportionment of the various forms of animals and plants in the different regions and localities of the earth
ach of several hierarchical levels in an ecosystem, comprising organisms that share the same function in the food chain and the same nutritional relationship to the primary sources of energy
The rate of ones growth
The quality of not being harmful to the environment or depleting natural resources, and thereby supporting long-term ecological balance
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A _____ is composed of all of the physical, chemical, and biological factors that a species needs to survive, stay healthy, and reproduce
Producers are also called
an animal that feeds on dead organic material, especially plant detritus.
the establishment and development of an ecosystem in an area that was previously uninhabited.
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the process of converting atmospheric nitrogen into ammonia (NH3) and other nitrogen compounds that plants can then use
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does not include an atmospheric portion. Instead, most of the cycle takes place at and below ground leve; begins when phosphate is released by the weathering of rocks
Certain types of bacteria convert gaseous nitrogen into ammonia (NH3)through a process called
a measure of the total dry mass of organisms in a given area
Consumers are also called
Harmful algae blooms