"Ecology" vocab for science Exam Flashcards

Terms Definitions
Biotic
Living
organism
any living thing
communities
different species in one area
Factors that affect photosynthesis
visible light
CO2
H2O
Minerals
Temperature
Abiotic
non-living parts of an organism's environment
Food Web
Consists complex connected food chains
symbiosis
the relation between two different species of organisms that are interdependent
nocturnal
organisms that are active at night
Flagellate
cells with whip-like structures used to help them move and feed
habitat
the place where a species live
Biome
large region of the earth with particular plant and animal communities.
Transpiration
The process of water evaporating from plants as excess (plants sweating)
predator
animal that hunts and eats other animals
Astroids
small, solid, rocky bodies that orbit close to the Sun.
Parasitism
A symbiotic relationship in which one organism benefits by feeding on the other, which is normally harmed but not immediately killed.
global warming
carbon dioxide from burning fossil fuels
biomass
dry weight of organic matter of organisms in an ecosystem
estuary
extremely fertile area where a river meets an ocean; contains a mixture of freshwater and saltwater and serves as a nursery for many species of fish
scavenger
a carnivore that feeds on the bodies of dead organisms.
commentalism
+o one partner benifits but the other partner does not benifit nor is it harmed!
Heredity
The passing of traits (hair color, eye color, skin tone, act.)
population
a group of organisms of the same species populating a given area
photosynthesis
process by which plants and some other organisms use light energy to convert water and carbon dioxide into oxygen and high-energy carbohydrates such as sugars and starches
Producers
are eaten by the largest number of animals (consumers)
carbonate formation
Carbon and oxygen dissolves into the ocean water combine to form carbonate
food chain
a series of steps in which organisms transfer energy by eating and being eaten
human pressures on ecosystems
pressures of waste disposal, pressures on resources, pressures of urban growth, pressures of expanding land use
Floodplain
A flat or nearly flat land adjacent to a stream or river that experiences occasional or periodic flooding.
energy pyramid
model that shows the amount of energy available at each feeding level in an ecosystem
Wheathering and erosion
Rock is broken down and mived by erosion.
levels of organization in biology
atom > molecule > cell > tissue > organ > system > organism > population > community > ecosystem > biosphere
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