Shared Flashcard Set

Details

IB Ecology definitions
IB definitions for Ecology (topic 5 and option G).
15
Biology
12th Grade
02/14/2009

Additional Biology Flashcards

 


 

Cards

Term
Species
Definition
A group of organisms that can interbreed and produce fertile offspring
Term
Habitat
Definition
The environment in which a species normally lives or the location of a living organism
Term
Population
Definition
A group of organisms of the same species who live in the same area at the same time
Term
Community
Definition
A group of populations living and interacting with each other in an area
Term
Ecosystem
Definition
A community and its abiotic environment
Term
Ecology
Definition
The study of relationships between living organisms and between organisms and their environment
Term
Autotroph
Definition
An organism that synthesizes its organic molecules from simple inorganic molecules
Term
Heterotroph
Definition
An organism that obtains organic molecules from other organisms
Term
Consumer
Definition
An organism that ingests other organic matter that is living or recently killed
Term
Detritivore
Definition
An organism that ingests non-living organic matter
Term
Saprotroph
Definition
An organism that lives on or in non-living organic matter, secreting digestive enzymes into it and absorbing the products of digestion
Term
Trophic level
Definition
The trophic level of an organism defines the feeding relationship of that organism to other organisms in a food web
Term
Evolution
Definition
It is the cummulative change in the heritable characteristics of a population
Term
Levels of scientific classification
Definition
Kingdom, phylum, class, order, family, genus, species
Supporting users have an ad free experience!