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Olivia Richards
Environmental Science
1/8/13
Glossary Terms
Biodiversity: The number and variety of living organisms; includes genetic
diversity, species diversity, and ecological diversity.
Communities: Populations of various types of species living in one place interacting
with each other.
Ecosystem: A community of organisms interacting with one another and with the
physical environment of matter and energy in which they live.
Endangered Species: A species that faces threats that might lead to its extinction in
a short time.
Extinction: Disappearance of a life form from existence.
Food Web: A complex network of many interconnected food chains and feeding
relationships.
Indicator Species: A species whose status provides information on the condition of
other organisms in that ecosystem as well as the condition of the ecosystem as a
whole.
Individuals: A single organism capable of independent existence.
K-Strategists: Species that produce few, often fairly large offspring, prolonged
period of paternal care, energy for each individual is high, long life expectancy.
Poachers: Person who hunts game illegally
Population: A group of individuals of the same species living in the same place at
the same time.
Reserves: Areas where animals can live and thrive without human interference.
R-Strategists: Species that reproduce early on in their life span, produce large
numbers of eggs, usually small and short-lived offspring, early maturity, short life
expectancy.
Threatened Species: A species that is still abundant but because of declining
numbers could soon become endangered.
APES Vocabulary. (2012) Retrieved on January 8, 2013, from AP Environmental
Science Web site:
http://www.csun.edu/~aes15831/subjects/environmental_science/10AP_test_review/vocab/index.html
High School Science Vocabulary. (2012) Retrieved on January 8, 2013, from a
Spelling City Web site: http://www.spellingcity.com/high-school-sciencevocabulary.html