97-106 126-130 Flashcards
Food web
Links all the food chains in a ecosystem together
Food chain
A series of steps in which organisms for energy by eating or being eaten
Biogeochemical cycle
A cycle by which materials necessary for organisms are circulated between organisms and through the environment
Environmental quality
The state by environmental conditions
Transpiration
The evaporation of water from leaves of plants
Nitrogen fixation
The conversion of nitrogen gas into ammonia by bacteria living in soil
Symbiosis
Any relationship in which two species live together
Mutualism
A symbiotic relationship in which both species live together
Commensalism
A symbiotic relationship in which one organism lives on or inside another organism and causes no harm
Parasitism
A symbiotic relationship in which one organism live on or inside another organism and does harm it
Milli
One thousandth or 1/1000
Example ; millimeter , millipede
Photo
Light
Example ; photograph
scope
To look
Example ; microscope
Sym
Together
Example ; symbiosis
Troph
Food
Example ; autotroph