Chp 23
Studies of biodiversity, how humans impact it, and how to maintain biodiversity
What is Conservation Biology?
Groupings of organisms based on how they obtain energy.
What is trophic level?
I am an agent of change that causes reduced growth, reproduction, and/or survival.
What is STRESS?
When grouping all the nitrogen fixers together a scientists would be grouping by ___________
What is FUNCTIONAL GROUP?
1 species benefits while the other species receives no benefit in this species interaction
What is COMMENSALISM?
Food, resources, medicines, ecosystem services are some of the reasons why ___ is important
The name for dead organic matter
The process by which species composition changes over time in a location devoid of life.
What is PRIMARY SUCCESSION?
This doesn't include changes in feeding with stage, or detritus, or microbes, or horizontal interactions or immigration and emigration, or the fact that some species occupy more than one trophic level.
What is FOOD WEB?
Fungi that grow between root cells and form a coat around roots
What is ECTOMYCORRHIZAE?
What is homogenization?
Energy obtained from outside an ecosystem
What is allochthonous?
When a community returns to its original form/function after a perturbation.
What is STABLE COMMUNITY?
All the species in a community
What is SPECIES RICHNESS?
What is FACULTATIVE?
Invasive species, overexploitation, and pollution lead to reduced habitat quality called habitat ________
What is degradation?
An inverted biomass pyramid results from a combination of factors: ____ algal growth rates, consumption of algal growth, and high ____ efficiencies due high nutritional content of algae.
When original conditions are restored and a community does not revert to its original state, then we say that ___ has occurred.
What is HYSTERESIS?
Considers relative abundances and number of species.
What is SPECIES DIVERSITY?
Type of mutualism where interacting species receive energy/nutrients from each other.
What is TROPHIC MUTUALISM?
This can predict the future status of a population, test outcomes of different management strategies, can help to ID vulnerable stages, and can determine the number of individuals to harvest from a population.
What is Demographic Modelling (Population Viability Analysis)
What is defences, less, lower?
The 3 models of succession are..
What is Facilitation, Tolerance, Inhibition?
Provides an indication of whether your sampling effort is sufficient to estimate species richness for a community.
Removal of a cleaner fish from a coral reef led to a reduction in the number of ___ and ___ on the reef.
What is FISH and FISH SPECIES?