Glencoe Biology - Chapter 2 The Principles of Ecology

Hi

32 cards   |   Total Attempts: 182
  

Related Topics

Cards In This Set

Front Back
Abiotic factor
Any nonliving factor in an organism's environment, such as soil, water, temperature and light availability.
Autotroph
Organism that captures energy from sunlight or inorganic substances to produce its own food; provides the foundation of the food supply for other organisms; also called a producer.
Biogeochemical cycle
Exchange of matter through the biosphere involving living organisms, chemical processes and geological processes.
Biological community
All the interacting populations of different species that live in the same geographic location at the same time.
Biomass
Total mass of living matter at each trophic level.
Biome
Large group of ecosystems that share the same climate and have similar types of communities.
Biosphere
Relatively thin layer of Earth and its atmosphere that supports life
Blank
Blank
Blank
Blank
Biotic factor
Any living factor in an organism's environment
Carnivore
Heterotroph that preys on other heterotrophs.
Commensalism
Symbiotic relationship in which one organism benefits and the other organism is neither helped nor harmed.
Denitrification
Process in which fixed nitrogen compounds are converted back into nitrogen gas and returned to the atmosphere
Detritivore
Heterotroph that decomposes organic material and returns the nutrients to soil, air, and water, making the nutrients available to other organisms.
Ecology
Scientific study of all the interrelationships between organisms and their environment.