33 questions
A guide or value used for comparisons. The _______ is usually considered to be the normal range.
Baseline
Biodiversity
Biomass
Channel morphology
The variety of species in an ecosystem. A measure of how many different types of organism live in an ecosystem.
Baseline
Biodiversity
Biomass
Channel morphology
The total amount of living organisms in an ecosystem
Baseline
Biodiversity
Biomass
Channel morphology
The shape and direction of a river
Baseline
Biodiversity
Biomass
Channel morphology
The components or parts that make up something.
Composition
Correlate
Culturally important species
Decompose
A connection between two things or events
Composition
Correlation
Culturally important species
Decompose
Species that are very significant to local people and play roles in the diet, materials, medicine, cultural and/or spiritual values of communities.
Composition
Correlation
Culturally important species
Decompose
To become rotten or decay and break down into smaller parts.
Composition
Correlation
Culturally important species
Decompose
The breakdown or wearing down of something usually leaves something in a worse state.
Degradation
Density
Diked wetland
DNA
A measure of how much matter occupies a given amount of space.
Degradation
Density
Diked wetland
DNA
A structure that is used to control the water level and direction of flow in a river or wetland.
Degradation
Density
Dike
DNA
Diking wetlands (adding structures that control the flow of water) can degrade the health of the wetland by interfering with natural processes like flooding, wave action, and drought.
True
False
Deoxyribonucleic acid - the molecule that plants and animals use as a code to store instuctions for how to make protiens.
Degradation
Density
Dike
DNA
The community of living (plants, animals, humans) and non-living things (water, rocks, climate) that interact together in an area.
Ecosystem
Emergent marsh
Haline
Homogenous
A shallow-water wetland along the shores of lakes or streams with grasses and plants that are adapted to live in the shallow water.
Ecosystem
Emergent marsh
Haline
Homogenous
The measure of saltiness; salinity. From the greek hali meaning salt or lump of salt.
Ecosystem
Emergent marsh
Halinity
Homogenous
When a collection if stuff is the same, made up of similar components, it is said to be...
Ecosystem
Emergent marsh
Halinity
Homogenous
The study of the movement and distribution of water in an ecosystem. Wetland _______ focuses on where there is water present at the surface (like in a stream) and beneath the surface (called groundwater).
Hydrology
Inundate
Invasive species
Large woody debris
To cover or flood with water.
Hydrology
Inundate
Invasive species
Large woody debris
A species that is not originally from an ecosystem and causes harm. ______ ______ often grow and reproduce quickly, which hurts the other living beings in the ecosystem and costs money to get rid of.
Hydrology
Inundate
Invasive species
Large woody debris
Logs, branches, sticks, and other wood that falls into the stream.
Hydrology
Inundate
Invasive species
Large woody debris
An organism that is too small to be seen with the eye, such as a bacteria, virus, or algae.
Microorganisms
Non-native species
Perennial Creek
Pool
A species that originated somewhere other than the location that it now lives in.
Microorganisms
Non-native species
Perennial Creek
Pool
A creek or river that has a constant flow of water throughout a year of normal rainfall.
Microorganisms
Non-native species
Perennial Creek
Pool
Areas in a river of relatively slow moving, deep water.
Microorganisms
Non-native species
Perennial Creek
Pool
Areas of relatively fast, shallow, and turbulent water in a river, which run over larger gravel or rocks.
Riffle
Salinity
Solar radiation
Species richness
A measurement of how much salt is in the water.
Riffle
Salinity
Solar radiation
Species richness
Energy released by the sun in the form of sunlight and heat.
Riffle
Salinity
Solar radiation
Species richness
The number of species in an ecosystem.
Riffle
Salinity
Solar radiation
Species richness
The surface on which an organism lives. The _______ often refers to the material that makes up the ground (soil, gravel, sand, etc.).
Substrate
Succession
Unconsolidated
Vegetation cover
The progressive change from one biological community to another over time.
Substrate
Succession
Unconsolidated
Vegetation cover
Consisting of parts that are not stuck together.
Substrate
Succession
Unconsolidated
Vegetation cover
The percentage of the ground which is covered by plants. Vegetation cover can show what plant species common in an area.
Substrate
Succession
Unconsolidated
Vegetation cover