Ecology Flashcards
Ecology
Scientific study of interactions amount organisms and between organisms and their physical environments
Biosphere
Consist all life on earth and all parts of the earth in which life exist
Species
Group of similar organisms that can breed and produce fertile offspring
Population
Group of individuals that belong to the same species and live in same area
Community
Assemblage of different populations
Ecosystems
All organisms that live in a place, together with their physical environments
Biome
Group of ecosystems that share similar climates and typical organisms
Biotic factor
Any living part of the environments with which an organism might interact, including : Animals, plants, mushrooms, and bacteria
Abiotic factor
Any nonliving part of the environment, such as sunlight, heat, participation, humidity, wind or water currents
Autotrophs
Produce their own food
Primary producers
First producers of energy rich compounds that are later used by other organisms
3 ecological methods
Observation
Experimentation
Modeling
Food Chain
A series of steps in which organisms transfer energy by eating and eating
Phytoplankton
Mixture of floating algae and photosynthesis
Food web
Interconnected relationship between species to show within a environment