Chapter 10 Quiz Flashcards
Biosphere
refers to all living things and how they interact with the environment
Biogeography
study of the distribution of living organisms and how patterns change over time(study of plants and how they interact with the environment)
Biodiversity
Amount of different organisms present in a location
Flora
Plants
Fauna
Animals
Genus
group of closely related organisms
Species
Group of organisms distinct from other groups
Habitat
kind of environment in which species are adapted to live
Niche
A species’ specific role/function in a habitat
Ecosystems
used to describe all organisms in an area and their interactions with the immediate environment
Biomes
Large assemblages of plants and animals living in a functional relationship with the environment
Photosynthesis
Drives life processes in biosphere
Net Primary Productivity
total amount of energy stored in plants (carbohydrates, co2)
Biomass
dry weight of plants ( putting plants in the oven ) - highest in tropics
In Residence
how long water is stored in plants for animals
In transit
movement of water from one plant to another
Carbon Cycle
Found underground
less than 1% of earths carbon in cycle
Nitrogen Cycle
Most abundant gas
Bacteria in soil convert n2 and waste into useable form
Nitrogen Fixation
Conversion of n2 into useable form for plant life
Denitrification
opposite of nitrogen fixation (solid to gas)
Food chain
primary mechanism for energy transformation
Producers
Plants
Consumers
organisms that consume plants
Endemic species
plants or animals found in one location and nowhere else
Plant succession
One type of vegetation is replaced by another (ex infilling of a pond)
Climax vegetation
stable plant association develops after long succession of changes
Edaphic factors
soil characteristics
