An introduction to biodiversity
relative proportions of species
what is evenness?
a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.
what is a species?
a natural cause of mass extinctions in the past
what are volcanos, meteors, plate tectonics, ice age, droughts?
acronym NGO stands for this
what is a Non-Governmental Organization?
the current mass extinction caused by humans is this #
what is 6th?
the # of different species present in an area
what is richness?
species only found in certain locations
what are endemic species?
the published list of endangered species by the IUCN
what is the red list?
argument for protecting biodiversity based on beauty
what is aesthetic?
an organism that helps define an entire ecosystem. Without this species, the ecosystem would be dramatically different or cease to exist altogether.
what is a keystone species?
type of diversity that includes the range of genetic material present in a population of a species.
what is genetic diversity
the formation of new species when populations of a species become isolated and evolve differently from other populations.
what is speciation?
________ biomes contain some of the most globally biodiverse areas and their unsustainable exploitation results in massive losses in biodiversity and their ability to perform globally important ecological services
what are tropical?
a “charismatic” species to help protect others in an area
what is a flagship species?
_________ is an evolutionary driving force, sometimes called “survival of the fittest”. In this context, the meaning of “fittest” is understood to be “best-suited to the niche”.
what is natural selection?
the "N" in simpson's diversity index stand for this
What is the total sum of all organisms?
________ of populations can be caused by environmental changes forming barriers such as mountain formation, changes in rivers, sea level change, climatic change or plate movements.
what is isolation?
______ works by subjecting international trade in specimens of selected species to certain controls. All import, export, re-export and introduction from the sea of species covered by the Convention has to be authorized through a licensing system
what is CITES?
a type of conservation when a species is protected in their original habitat
what is in-situ conservation?
the largest environmental NGO in the world
what is WWF? (world wildlife fund)
Biodiversity is a broad concept encompassing the total diversity of living systems, which includes these 3 types of diversity
What is species, habitat and genetic diversity?
Biological variation arises ______ and can either be beneficial to, damaging to, or have no impact on, the survival of the individual.
what is randomly?
the acronym CITES stand for this
what is Convention on International Trade in Endangered Species?
identify 3 criteria that can be used when designing/evaluating a proposed protected area
What is size, shape, proximity to potential human influence, corridors, edge effects?
the largest protected area in the Philippines
what is Northern Sierra Madre Natural Park