Shared Flashcard Set

Details

Biodiversity
Lecture 30
44
Biology
Undergraduate 1
05/05/2011

Additional Biology Flashcards

 


 

Cards

Term
tripled
Definition
In the past 2 million years, the size of the human brain has ___.
Term
- climate change
- ecological demands, and
- social competition
Definition
What three hypothesis for brain growth did the University of Missouri researchers study?
Term
social competition
Definition
researchers found that ___ is the major cause of increased cranial capacity.
Term
population density
Definition
___ had the biggest effect on skull size and thus cranial capacity.
Term
ecology
Definition
___ is the scientific study of the interactions between organisms and the environment.
Term
distribution and abundance
Definition
Interactions between organisms and their environment determine organims' ___ and ___.
Term
ecology
Definition
___ has a long history as a descriptive science
Term
natural history
Definition
Ecology has a long history as a descriptive science. We call this ___.
Term
Xanthopan praedicta
Definition
The star orchid and Darwin's hawk moth are called ___.
Term
experimental
Definition
Ecology is also a rigorous ___ science.
Term
ecological time
Definition
Events that occur in ___ ultimately affect life on the longer scale of evolutionary time.
Term
evolutionary time
Definition
Events that occur in ecological time ultimately affect life on the longer scale of ___.
Term
abiotic, biotic
Definition
the environment includes ___, or nonliving components and ___, or living components.
Term
biota
Definition
The ___ area ll the organisms living in the environment, including the fauna and the flora
Term
environmental variables
Definition
___ affect the distribution and abundance of organisms
Term
observations and experiments
Definition
Ecologists use ___ and ___ to test explanations for species distribution
Term
organismal ecology
Definition
studies how an orgnaism's physiology and behavior meet the challenges of their environment
Term
organismal ecology
Definition
What type of ecology does this question belong to? How do humpback whales select their calving areas?
Term
population ecology
Definition
___ studies factors that affect how many individuals live in an area
Term
population ecology
Definition
What type of ecology does this question belong to? What enviornmental factors affect the reproductive rate of deer mice?
Term
community ecology
Definition
___ examines the whole array of interacting species in a community.
Term
community ecology
Definition
What type of ecology does this question belong to? What factors influence the diversity of species in a forest?
Term
ecosystem ecology
Definition
___ studies energy flow and chemical cycling among the system's biotic and abiotic components.
Term
ecosystem ecology
Definition
___ studies energy flow and chemical cycling among the system's biotic and abiotic components.
Term
ecosystem ecology
Definition
What type of ecology does this question belong to? What factors control photosynthetic productivity in a temperate grassland?
Term
landscape ecology
Definition
___ examines combinations of ecosystems
Term
landscape ecology
Definition
What type of ecology does this question belong to? To what extent do the trees lining these ditches serve as dispersal corridors for forest animals?
Term
biosphere
Definition
the ___ is the global ecosystem
Term
biosphere
Definition
___ is the part of Earth where life is possible
Term
the biosphere
Definition
the ___ extends from the ocean floor to the tops of the highest mountains (about 12 miles)
Term
ecology
Definition
___ also provides the scientific understanding behind environmental issues.
Term
Rachel Carson; Silent Spring
Definition
___ is credited with starting the modern environmental movement with her book, "___"
Term
precautionary principle
Definition
most ecologists follow the ___ regarding the environment.
Term
precautionary principle
Definition
The ___ states that where science discovers a plausible risk of harm there is a responsibility to protect the public. thus, humans have to be concerned with how their actions affect he environment.
Term
European Union
Definition
In the ___ the precautionary principle is a compulsory principle of law. ignoring plausible risk makes you legally liable.
Term
biogeography
Definition
___ is the science of understanding the geographic distribution of speceis.
Term
early naturalists
Definition
___ identified broad patterns of distribution by naming biogeographic realms
Term
dispersal
Definition
___ is the movement of individuals away from centers of high population density
Term
dispersal
Definition
___ helps determine the distribution of organisms
Term
dispersal
Definition
natural range expansions illustrate ____.
Term
species transplants
Definition
___ are organisms that are intentionally or accidentally relocated from their original distribution
Term
species transplants
Definition
___ can disrupt communites
Term
- interactions with other species
- predation
- competition
Definition
factors that affect distribution may include:
Term
WJ Fletcher
Definition
___ tested the effects of sea urchins and limpets on algae
Supporting users have an ad free experience!