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106 Cards in this Set

  • Front
  • Back
What are 7 properties of life?
- Evolutionary adaption
- Order
- Regulation
- Energy
- Growth and Developement
- Response to the Environment
- Reproduction
what are emergent properties?
This is when individual compnents come together to create a interactive function.
What is the definition of a Biosphere?
All the earth's environment.
What is the definition of a Ecosystem?
This is ll living things.
What is the definition of a community?
an area in a specific eco-system that inhabits a diverse amunt of species.
What is the definition of a population?
This is all individual species that are in the same area.
What is the definition of a Organism?
an individual living thing
What is the definition of Organs?
a Body part with 2 or more tissues.
what is the definition of organ systems?
a group of organs working together for a specific function.
what is the definition of a tissue?
All group of tissues have a similar cell. All of each tissue has a cellular structure.
what is the definition of a cell?
this is life's fundamental unit of structure.
what is the definition of organelle?
the various function components.
what is the definition of a molecule?
this is a clinical structure that has two or more small chemical units (atoms)
What is a eukaryotic cell?
a sub-divided by an internal membrane that contains DNA in the nucleus.
What is a prokaryotic cell?
The DNA isn't seperate from other organelles.
What is DNA?
deoxyribonucleic acid, it makes chromosomes.
What is a gene?
the unit that transmits information from the parents to offspring.
What is a genome?
the organism inherits an entire "library" of genetic instructure
What is negative feedback?
lowers population density.
What is positive feedback?
raises population density.
what are the three domain kingdoms?
- Bacteria
- Archaea
- Eukarya
What are the two main points that Darwin wrote in "The Origin of Species"
1. show evidence to show animals came originally from others.
2. Was to show natural selection
What are the levels of biological organization in desending order?
- Biosphere
- Ecosystem
- community
- population
- organism
- organs/organ system
- tissues
- cells
- organelles
- molecules
What is Taxonomy?
This is a breif classification table of all organisms
what are domains?
The highest taxonomic rank, higher system than kingdom
What are kingdoms?
A taxonomic rank, the organisms spectrum cut into groups
What is evolution?
A change in the genes within a population over time.
In evolution, what are the common ancestors?
This is the common (orignal) form of a species as evolution has made many differences.
In evolution, what is natural selection?
This is the differential and reproduction of classes of orgnaism, where some have more heritable characteristics than others.
What is the cell theroy?
the idea that cells are the basic unit sturcture for every living thing.
What is Regulation Mechanisms?
this is regulating an orgamisms internal systems by making a narrow limit, despite environmental change.
What are emergent properties?
individual components come together in an environment to cause an interactive function and properties.
What is a energy requirement?
The amount of energy need for an organisms survived.
What is the scientific method?
a proccess/princibles that are necessary for scientific investigation.
What is the discovery science?
This is a scientifical mothed that is based on many expironments looking for patterns and similarities.
what is hypothesis-based science? (deductive)
This is an educated guess and drawing a conclusion to it.
What is hypothesis based science, based on?
observation.
Whatis a hypothesis?
using observations and inquires to find a cause or explaination.
in a hypothesis, what is falsifiable?
a hypothesis is capable of being falsified.
in a method, what is a controlled experiment?
an expirment where the is one that is completely unchanged with another expirment to show difference between the two.
in a method, what is a repeatable?
this is when the same expirment is tested over and over again to make sure it's correct information.
what is the difference between theory and fact?
a fact has been supports by many test and is considered correct. a theory has not been supported anough to be considered a fact but has ecidence that it very well could be.
What is ecology?
this is the interaction of distribution of organisms and their abundance.
what is evolution biology? (Darwin)
This is a time frame showing how as time goes on the effect of evolutionary change through time. Darwin is the man who made extinsive observations of adaptation and found the start of evolution.
what is an abiotic factor?
this is a nonliving factors that effects the distribution of organisms.
list all abiotic factors
- Temperature
- Water
- Sunlight
- Wind
- Rock and soil
- Climate
What is a biotic factor?
living components or all living organisms that effect distribution
List all biotic factors
- predation
- parasitism
- disease
- competition
- food resource
what is organismal ecology?
these are sub-divided into disciplines of physiology ecology, evolutionary ecology and behavioral ecology, organism's structure, physiology and animal's behavior
what is population?
a group of individuals that are the same species that inhabit a specific area.
what is population ecology?
concentrates on all organisms of all species that inhabit a specific area.
what is a community?
this is all organisms of all species that live in a particular area.
what is community ecology?
this deals with all the interactions in a community.things like biotics factors and abiotic factors that effect the distribution.
what is an ecosystem?
this is all the abiotic factors with the addition of communtities of species in a certain area.
what is ecosystem ecology?
consists on energy flow and chemical cycling among the various biotic and abiotic factors.
what is Landscape ecology?
all arrays of ecosystems. every landscape and seascape of consists of different types of environment characteristics.
what is patchiness?
used by ecologists to references different types of environmental characteristics.
what is a biosphere?
the global ecosystem with the sums of all ecosystems within it.
what is despersal and distribution?
this is the movement of high population density or from their area of origin.
Distribution: what's the difference between natural expansions and transplant expansion?
natural: ones are rare but it spreads the species to place where they were never before.

Transplant: it's transporting native organisms (accidentally or intentionally) and for it to become successful they must survive and reproduce.these can backfire.
how can behavior effect distribution?
even though the habitat could be substainable for the species, the species won't take that range for behavioral reasons
what is a biome?
these are major types of ecological associations that occupy a broad graphical region of land or water.
list all aquatic biomes
- Lakes
- Wetland
- Streams and Rivers
- Estuaries
- Intertidal
- Oceanic Pelagic
- Coral Reef
- Marine Benthic
List all land biomes
- Tropical Forest
- Desert
- Savanna
- Chaparral
- Temperate Grassland
- Coniferous Forest
- Temperate Broadleaf Forest
- Tundra
what are the characteristics of physical environment with lakes?
physical features: ponds are only a few square meters, lakes thousands of squ. meters
what are the characteristics of chemical environment with lakes?
Chemical environment: there are huge differs between lakes on salt, oxygen and nutrient conent with each lake or pond.
what are the characteristics of geologic features with lakes?
geologic features: oligotroph lakes tend to to have less surface areas
what are the characteristics of photosynthetic organisms with lakes?
photosynthetic organisms: eutrophic lakes have > amount of oxygen than oligotroph lakes. Littoral zones are shallow and are well lighted (closer to shore). Limnetic zone are so deep to support rooted aquatic plants.
what are the characteristics of animals with lakes?
Animals: limnetic zone have small drifting fish and zooplankton. Benthic zones are various amounts of invertebrates and fish. Fish live in lakes with sufficient amount of oxygen.
what are the characteristics of human impact with lakes?
Human impact: pollution from fertilized lands and dumping have caused oxygen depletion and fish kills.
what are the characteristics of physical environment with wetlands
covered with water fr long period time t support aquatic life.
what are the characteristics of chemical environment with wetlands
high organic production and decomposition both water and soil have low dissolved oxygen. High capacity of nutrients and pollutants.
what are the characteristics of Geologic features with wetlands
have shallow basins ranging upland to filled in lakes and ponds. can occur along the coast of rivers and oceans.
what are the characteristics of Phsynthetic organisms with wetlands
woody plants dominate these areas and many plants grow there. Bogs are domnated by sphagnum mosses
what are the characteristics of Anmals with wetlands?
has a diverse community of invertebates and species.
what are the characteristics of Human impact with wetlands?
draining an flling have destroyed 90% of wetand regions.
what are the characteristics of physical environment with Streams and rivers?
steams ae generally cold, clear, turbulent and swift. rivers are more wide, warmer and more turbid.
what are the characteristics of chemical environment with Streams and rivers?
salt and nutrient content is often low and rich with oxygen except of organic enrichment from natural human.
what are the characteristics of geologic features with Streams and rivers?
streams are narrow wth rocky bottoms and alternating between riffles and pools. Rivers are wide and meandering with silty bottoms from sediments.
what are the characteristics of photosynthetic with Streams and rivers?
head watere strams that flow through grassland and deserts are filled with algea. streams the flow through forest or temperates have leaves and other organic plants which is the primary source of food. Rivers have organic matter consisting of dissolved fragments from forst head water stream
what are the characteristics of human impact with Streams and rivers?
Municipal, agricultural and industrial pollution degrade to water quality and kill aquatic organisms.
what are the characteristics of animals with Streams and rivers?
- great diversity of fish and invertibrates
- distrbution through verticle zone
what are the characteristics of physical environment with Estuaries?
- a transition from between river and sea.
- very complex flow patterns
- sea water flows up estuary channel when tides rise; goes down during falling tides
- high density sea water at the bottom; lower density river water at top.
- this forms a mixing layer
what are the characteristics of chemical environment with Estuaries?
- salinity varies by space; from that of the sea water to the river water.
- salinity also varies by the rising and falling tides.
- nutirents from the river makes estuaries one of the most productive biomes.
what are the characteristics of geological features with Estuaries?
- flow patterns combined with sediments of the rivers and tides of the ocean creates a complex network of tidal channels, islands, natural levees and mudflats
what are the characteristics of photosynthetic organisms with Estuaries?
major producers = saltmarch, algea, and phytoplankton
what are the characteristics of animals with Estuaries?
- has abundance of crabs, worms, oyster and many different kinds of fish
- many invertibrates and fish breed here because of abundance of food.
- others use these to migrate to fresh water habitats
- crucial areas for semi-aquatic vertibrates
what are the characteristics of human impact with Estuaries?
- pollution from up stream and filling has disrupted estaries.
what are the characteristics of physical environmental with Intertidal Zones?
Intertidal zone- periodical submerge; exposed twice a day by tides
- upper zone is exposed longer to air and higher variation of physical environment
- upper zone has variation os temperature, salinity and wave action.
- lower zone limit the distributions pf many organisms
what are the characteristics of chemical environmental with Intertidal Zones?
- oxygen and nutrient rates are high
- these are renewed each turn of the tides.
what are the characteristics of geologic features with Intertidal Zones?
- substrate =generally rocky or sandy
- the configuration of the coast line determines the magnitude of tides and exposure of organisms to wave
what are the characteristics of photosynthetic organisms with Intertidal Zones?
- high diversity of aglea attach to the zone; more the lower zone.
- sandy zones with vigorous wave action don't have much algea attached
-sandy zones the aren't exposed to waves are rish with algea.
what are the characteristics of Animals with Intertidal Zones?
comon aninals = sponges, sea anemones, molluscs, echinoderms and small fishes.
- many animals here have structural adaptations
- most of these bury themselves in the mud; feed when the tide comes in.
what are the characteristics of human impact with Intertidal Zones?
oil pollution has disrupted many of these biomes.
what are the characteristics of physical environment with Oceanic Pelagic?
oceanic pelagic biome - a vast realm of water, that is constantly mixed.
- the surface temp turn over during the fall through spring.
- photic zone extends to greater depths because of higher water clarity.
what are the characteristics of chemical environment with Oceanic Pelagic?
- oxygen levels are generally high
- nutrient concentration is generally low
- turnover during fall through spring renew nutrient in photic zone.
what are the characteristics of geological features with Oceanic Pelagic?
- most prominent characteristic = vastness and the great depth
- covers 70% of the earth surface
- average depth 4,000 m
- deepest is more than 100,000
what are the characteristics of photosynthetic organisms with Oceanic Pelagic?
- phytoplankton is the dominant phtotsunthetic organism
- photosythetic bacteria flows through current
- the renewal of nutrients produce a major growth of plytoplankton
what are the characteristics of animals with Oceanic Pelagic?
most abundance = protozoans, worms, copepods, krill, jellie and small larvae
- also include free-swimming animals.
what are the characteristics of human impact with Oceanic Pelagic?
it had been polluted by waste dumping and oil spills.
over fishing has depleted fish stocks.
what are the characteristics of physical environment with Coral Reef?
- limited to photic zone
-needs to be stable tropical marine environment and high clarity
- sensitive temperature below 18-20 celcius degrees and higher than 30 celcius degrees
what are the characteristics of chemical environment with Coral Reef?
- requires high amount of oxygen
- are excluded by high inputs of fresh water and nutirents
what are the characteristics of geologic features with Coral Reef?
coral reef - made by calcium carbonate skeleton of corals
- develope over a long time on oceanic island

- requires a solid substrate
what are the characteristics of photosynthetic organisms with Coral Reef?
- uncellular algea live within the coral
- diverse red and green algea contribute to a huge amount of photosynthesis.
what are the characteristics of animals with Coral Reef?
- diverse group of cnidarians are predominant
- fish and invertibrates are highly diverse
what are the characteristics of human impact with Coral Reef?
- reduced by poisoning, explosion, coral collecting and over fishing.
- global pollution has cause coral mortality.