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Study sets matching "ecosystem ecology"

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Study sets matching "ecosystem ecology"

26 terms
ecosystem ecology
Ecosystem
abiotic factors
biotic factors
producers (autotrophs)
is concerned with with ecosystems, which include all the abio…
nonliving things that influnce living things
living things that affect living things
organisms that "make" their own food
Ecosystem
is concerned with with ecosystems, which include all the abio…
abiotic factors
nonliving things that influnce living things
21 terms
Ecosystem Ecology
Disturbance
Intermediate Disturbance Hypothesis... -…
Succession... -Primary... -Secondary
Characteristics of Pioneering Species
ecological systems are not static ... e.g. light gaps, fires, wi…
intermediate disturbance is necessary to lead for maximum spe…
-Primary: removed soil and soil community -- plants grow and…
"Weedy" can grow in highly disturbed areas ... r selective
Disturbance
ecological systems are not static ... e.g. light gaps, fires, wi…
Intermediate Disturbance Hypothesis... -…
intermediate disturbance is necessary to lead for maximum spe…
9 terms
Ecosystem Ecology
natural selection
range of tolerance
zone of intolerance
zone of physiological stress
ability for the best adapted varieties to survive and reproduce
range of chemicals and physical conditions that must be maint…
when population is absent
abiotic factor exists at levels that are too high or low
natural selection
ability for the best adapted varieties to survive and reproduce
range of tolerance
range of chemicals and physical conditions that must be maint…
30 terms
Ecosystem Ecology
ecosystem
carbon
energy
Photosynthesis
biotic and abiotic components of a geographic area; may be de…
Central component of major biological molecules (carbohydrate…
Growth (and reproduction)... - Building of biological molecules,…
Light (radiant) energy --> (.............) --> stored (chemic…
ecosystem
biotic and abiotic components of a geographic area; may be de…
carbon
Central component of major biological molecules (carbohydrate…
9 terms
Ecosystem Ecology
abiotic factors
Primary source of CO2
Green house effects
-water... -air,... -soil
Petroleum, Gas flaring, Coal, natural gas, cement production.
stops the release of heat back into space (explain more)
abiotic factors
-water... -air,... -soil
Primary source of CO2
Petroleum, Gas flaring, Coal, natural gas, cement production.
17 terms
Ecosystem Ecology
Ecosystem Ecology
Primary Production
Primary Productivity
Gross Primary Productivity
Cycles of Matter and Energy Between Biotic and Abiotic Resouces
Production of Organic Compounds From Atmosphere (Photosynthes…
How Quickly/Slowly these Organic Compounds are Made
Total Amount of Energy Producers Converted Into Chemical Ener…
Ecosystem Ecology
Cycles of Matter and Energy Between Biotic and Abiotic Resouces
Primary Production
Production of Organic Compounds From Atmosphere (Photosynthes…
48 terms
Ecosystem Ecology
Biosphere
producer
Photosynthesis
Cellular respiration
The region of our planet where life resides, the combination…
An organism that uses the energy of the Sun to produce usable…
The process by which producers use solar energy to convert ca…
The process by which cells unlock the energy of chemical comp…
Biosphere
The region of our planet where life resides, the combination…
producer
An organism that uses the energy of the Sun to produce usable…
26 terms
ecosystem ecology
Ecosystem Ecology
abiotic factors
biotic factors
producers (autotrophs)
is concerned with with ecosystems, which include all the abio…
nonliving things that influnce living things
living things that affect living things
organisms that "make" their own food
Ecosystem Ecology
is concerned with with ecosystems, which include all the abio…
abiotic factors
nonliving things that influnce living things
39 terms
Ecosystem Ecology
ecosystem
population
community
three major elements
all the biotic and abiotic factors and their interactions in…
all the individuals of one species in a given area at a given…
all the species in a given area at a given time
- water: oceans... - soil: nutrients... - air: atmosphere regulates…
ecosystem
all the biotic and abiotic factors and their interactions in…
population
all the individuals of one species in a given area at a given…
156 terms
Ecosystem Ecology
Pool
Flux
Ecosystem Ecology (80-100 years old)
Ecosystem
quantity of energy or material in an ecosystem compartment su…
flow of energy or materials from one pool to another
study of the interactions between organisms and their environ…
all of the organisms in an area and the physical environment…
Pool
quantity of energy or material in an ecosystem compartment su…
Flux
flow of energy or materials from one pool to another
19 terms
Ecosystem Ecology
Ecology
Abiotic factor
Biotic factor
Ecosystem
Is the scientific study of the interactions between organisms…
affect the distribution of organisms may include Temperature,…
affect the distribution of organism may include ... Interactions…
consists of all the organisms living in a community as well a…
Ecology
Is the scientific study of the interactions between organisms…
Abiotic factor
affect the distribution of organisms may include Temperature,…
11 terms
Ecosystem Ecology
Conservation of Mass
Nutrient Cycles
Energy Pyramid
Biomass
Matter cannot be created or destroyed
By investigating these cycles, we can see that both organic a…
A diagram that represents the cumulative loss of energy from…
The amount of organic material in an ecosystem
Conservation of Mass
Matter cannot be created or destroyed
Nutrient Cycles
By investigating these cycles, we can see that both organic a…
ECOLOGY & ECOSYSTEM
ECOSYSTEM
Community
Population
Herbivore
A biological community of interacting organisms and their phy…
A group of interdependent organisms inhabiting the same regio…
A group of individuals that belong to the same species and li…
A consumer that eats only plants.
ECOSYSTEM
A biological community of interacting organisms and their phy…
Community
A group of interdependent organisms inhabiting the same regio…
32 terms
Ecosystem Ecology
Ecosystem
Ecosystems ecology
Biogeochemical cycles
Carbon cycle: Photosynthesis
includes all the organisms that live in a particular place, p…
concerned with the movement of energy and materials through o…
- chemicals moving through ecosystems... - biotic and abiotic pr…
plants use CO2, water, sunlight to produce glucose and O2
Ecosystem
includes all the organisms that live in a particular place, p…
Ecosystems ecology
concerned with the movement of energy and materials through o…
16 terms
Ecology and Ecosystem
Population
Ecology
Abiotic
Community
a group of organisms of the same species living in the same a…
the study of the interactions of living organisms with each o…
nonliving part of environment (water, rocks)
all the populations of species that live and interact in the…
Population
a group of organisms of the same species living in the same a…
Ecology
the study of the interactions of living organisms with each o…
24 terms
Ecology and Ecosystem
Population
Ecology
Abiotic
Community
a group of organisms of the same species living in the same a…
the study of the interactions of living organisms with each o…
nonliving part of environment (water, rocks)
all the populations of species that live and interact in the…
Population
a group of organisms of the same species living in the same a…
Ecology
the study of the interactions of living organisms with each o…
13 terms
Ecosystem Ecology
ecosystem
ecology
abiotic factors
biotic factors
a community of species and their nonliving environment
the study of organisms' interactions with each other and with…
the nonliving parts of an ecosystem
the living things in an ecosystem and their interactions
ecosystem
a community of species and their nonliving environment
ecology
the study of organisms' interactions with each other and with…
40 terms
Ecosystem and ecology
biosphere
ecosystem
community
population
the part of earth that contains all ecosystems
community and its nonliving surroundings
populations that live together in a defined area
group of organisms of one type that live in the same area
biosphere
the part of earth that contains all ecosystems
ecosystem
community and its nonliving surroundings
19 terms
Ecosystem Ecology
Endangered Species Act - 1973
Have Humans Started the Sixth Mass Ext…
A Mass Extinction
What causes a mass extinction?
-Enacted after increasing public concern in the 1960s about i…
There have been 5 previous mass extinctions in the earth's hi…
50-90% of all living species lost... Takes a few thousand to a f…
-Changes in sea levels... -Climate fluctuations... -Shifts in ocean…
Endangered Species Act - 1973
-Enacted after increasing public concern in the 1960s about i…
Have Humans Started the Sixth Mass Ext…
There have been 5 previous mass extinctions in the earth's hi…
29 terms
Ecosystem Ecology
Ecology
Where does energy for life processes c…
What form does energy exist as it move…
How are organisms connected in food we…
the science of biological interactions ie eating eachother... ho…
light/sun
chemical energy
...
Ecology
the science of biological interactions ie eating eachother... ho…
Where does energy for life processes c…
light/sun
58 terms
Ecosystem Ecology
Origins of the term 'ecosystem'
Ecosystem definition (Tansley)
Ecosystem definition (Lindman)
Ecosystem definition (Odum)
Mobius (1850's-60's) - "Biocoenosis" Study of all the living…
Category of physical systems consisting or organism and inorg…
A system composed of physical, chemical, and biological proce…
An area of nature that includes living organisms, and non-liv…
Origins of the term 'ecosystem'
Mobius (1850's-60's) - "Biocoenosis" Study of all the living…
Ecosystem definition (Tansley)
Category of physical systems consisting or organism and inorg…
12 terms
Ecosystem Ecology
What is an ecosystem?
If a plot is comprised mostly of herba…
What successional stage follows herbac…
Which of the following is a biotic thr…
the biotic (living and abiotic(non-living) components of an e…
10-15 years
many small diameter trees and a few shrubs
answer: invasive species
What is an ecosystem?
the biotic (living and abiotic(non-living) components of an e…
If a plot is comprised mostly of herba…
10-15 years
15 terms
Ecology and Ecosystem
Population
Ecology
Abiotic
Community
a group of organisms of the same species living in the same a…
the study of the interactions of living organisms with each o…
nonliving part of environment (water, rocks)
all the populations of species that live and interact in the…
Population
a group of organisms of the same species living in the same a…
Ecology
the study of the interactions of living organisms with each o…
20 terms
ECOSYSTEM ECOLOGY
Food web
Food chain
Bottom-up causation
Top-down causation
feeding relationships among organisms that are extremely comp…
larger things eat smaller things and smaller things and so on…
causation that ripples upwards; usually physical, environment…
relates to keystone species and other dominant species in an…
Food web
feeding relationships among organisms that are extremely comp…
Food chain
larger things eat smaller things and smaller things and so on…
27 terms
Ecosystem Ecology
What is Ecosystem Ecology?
Ecosytem Ecology has 2 system dynamics…
Pool Mass / Flux Rate Out of Pool... Thi…
What is GPP and NPP? How do you get fr…
Studying the links between organisms and their physical envir…
Pools and Fluxes... Pools - where carbon is stored... Fluxes - the…
Average Residence Time = ART
Gross Primary Production - the amount of chemical engery that…
What is Ecosystem Ecology?
Studying the links between organisms and their physical envir…
Ecosytem Ecology has 2 system dynamics…
Pools and Fluxes... Pools - where carbon is stored... Fluxes - the…
14 terms
Ecosystem Ecology
What is an ecosystem?
What are primary producers?
What are consumers?
What are Detritivores?
All the living organisms in an area together with abiotic env…
Primary Producers... 1. Autotrophs... 2. Photosynthetic... 3. Build ow…
1. Heterotrophs... 2. Primary consumers: Herbivores... 3. Secondary…
decomposers
What is an ecosystem?
All the living organisms in an area together with abiotic env…
What are primary producers?
Primary Producers... 1. Autotrophs... 2. Photosynthetic... 3. Build ow…
40 terms
Ecosystem and ecology
biosphere
ecosystem
community
population
the part of earth that contains all ecosystems
community and its nonliving surroundings
populations that live together in a defined area
group of organisms of one type that live in the same area
biosphere
the part of earth that contains all ecosystems
ecosystem
community and its nonliving surroundings
24 terms
Ecosystem/Ecology
Increase/Decrease
Die
Season
South
Populations......
Trees fall/animals.....
Weather changes with.....
Birds fly.....
Increase/Decrease
Populations......
Die
Trees fall/animals.....
33 terms
Ecosystem and Ecology
biosphere
species
population
community
- Part of Earth in which life exists (including land, water,…
- Group of similar organisms that can breed and produce ferti…
Group of individuals of the same species that live in the sam…
Different populations that live together in the same area
biosphere
- Part of Earth in which life exists (including land, water,…
species
- Group of similar organisms that can breed and produce ferti…
11 terms
Ecosystem Ecology
Why are ecosystems sometimes described…
What are the key events during the wat…
Carbon cycle
Describe an example of how humans have…
Both ecosystems and machines have energy inputs that cycle th…
Ofplanets water ... 97 percent ocean ... 3 percnt fresh ... water vaor…
Carbon key ingredient of organic molecules (DNA, tissues, fos…
Deforestation → erosions → decrease transpiration ... Pollution…
Why are ecosystems sometimes described…
Both ecosystems and machines have energy inputs that cycle th…
What are the key events during the wat…
Ofplanets water ... 97 percent ocean ... 3 percnt fresh ... water vaor…
10 terms
Ecosystem Ecology
Gross Primary Production
Net Primary Production
Net Ecosystem Production
Gross Secondary Production
Amount of light energy converted to chemical energy by photos…
Amount of energy remaining after primary producers have used…
GPP-Total respiration of all organisms in the community.
Energy In-Excretion
Gross Primary Production
Amount of light energy converted to chemical energy by photos…
Net Primary Production
Amount of energy remaining after primary producers have used…
9 terms
Ecology - Levels of an Ecosystem
Levels of organization of an Ecosystem
Community
Biosphere
Ecosystem
Organism - population - Community - Ecosystem-Biosphere
All of the different populations of organisms in an area.
All of the living space on earth.
Living and nonliving things interacting in an area
Levels of organization of an Ecosystem
Organism - population - Community - Ecosystem-Biosphere
Community
All of the different populations of organisms in an area.
31 terms
ecosystem ecology
ecosystem productivity
primary productivity terms (AUTOTROPHS)
GPP (gross primary production)
NPP (net primary production)
the rate of generation of ... biomass (amt of living matter) in…
GPP, NPP, NEP/NEE
total amount of C fixation by autotrophs into energy-rich mol…
amount of energy captured by autotrophs that contributes to b…
ecosystem productivity
the rate of generation of ... biomass (amt of living matter) in…
primary productivity terms (AUTOTROPHS)
GPP, NPP, NEP/NEE
22 terms
Ecosystem- Ecology
Autotrophs
Heterotrophs
Detritivore
Decomposers
producer such as plants
consumers... -primary, secondary, tetiary, etc
consumes detritus or dead plant/animal material... -ex: earthworms
breaks down dead material for energy, but does not ingest it…
Autotrophs
producer such as plants
Heterotrophs
consumers... -primary, secondary, tetiary, etc
15 terms
Ecosystem Ecology
Describe how energy flows through ecos…
Describe how the following materials c…
Which of the above materials do the pr…
Which are used as materials by heterot…
Energy enters an ecosystem through photosynthetic... primary pro…
Look at Power Point Image
They use H2O, Minerals and CO2.... They produce O2 as waste.
O2 for respiration.... Photoautotrophs as food.... The role of deco…
Describe how energy flows through ecos…
Energy enters an ecosystem through photosynthetic... primary pro…
Describe how the following materials c…
Look at Power Point Image
20 terms
Ecosystem Ecology
Ecosystem
Biotic Factors
Abiotic Factors
Heterotrophs
All the biotic and abiotic factors in a given area.
Living things that affect other living things.
Non-living things that influence living things.
Organisms that eat other living things.
Ecosystem
All the biotic and abiotic factors in a given area.
Biotic Factors
Living things that affect other living things.
26 terms
Ecosystem Ecology
Ecosystem
Ecology
Energy Flow
Nutrient cycles
All organisms in a certain area ... All nonliving factors in an…
Biotic interactions ... Interactions with abiotic environment
One way-not recycled ... Sun energy trapped and lost as heat
Reservoir in environment ... Fixation makes available to biotic…
Ecosystem
All organisms in a certain area ... All nonliving factors in an…
Ecology
Biotic interactions ... Interactions with abiotic environment
16 terms
Ecosystem Ecology
ecosystem
biotic factors
abiotic factors
producers
include all the abiotic and biotic factors in a given area.
living things that affect living things.
nonliving things that influence living things.
organisms that "make" their own food. this means they can use…
ecosystem
include all the abiotic and biotic factors in a given area.
biotic factors
living things that affect living things.
33 terms
Ecosystem Ecology
Ecology
Ecosystem
Energy
First law of energy
the study of how organisms interact with each other and with…
consists of the organisms that live in an area along with cer…
the capacity to do work or move matter
(first law of thermodynamics) is the law of conservation of e…
Ecology
the study of how organisms interact with each other and with…
Ecosystem
consists of the organisms that live in an area along with cer…
18 terms
Ecosystem Ecology
producers
consumers
decomposers
auxotrophs
take energy from abiotic convert to be used by biotic
herbivors, parasites, carnivores
break down molecules to be used by biotic environment... key rol…
produce own food... carbon fixers
producers
take energy from abiotic convert to be used by biotic
consumers
herbivors, parasites, carnivores
Ecosystem and Ecology
Ecology
Key word
Ecosystem
key word
The study of interactions among organisms and their environment
INTERACTION/ ENVIRONMENT
An environment in which living and non-living factors interact.
LIVING AND NON-LIVING FACTORS
Ecology
The study of interactions among organisms and their environment
Key word
INTERACTION/ ENVIRONMENT
31 terms
Ecology: Ecosystem ecology
Food chain
Food web
Darwin's famous food chain
Top down causation
A hierarchical series of organism each dependent on the next…
A system of interlocking and interdependent food chains
bumble bees pollinate red clove... bees are late by field mice…
From the predator to the herbivores to the autotroph
Food chain
A hierarchical series of organism each dependent on the next…
Food web
A system of interlocking and interdependent food chains
10 terms
Ecology - Ecosystems
Ecosystem
Environment
Habitat
Interdependence
a place where organisms and their physical surroundings form…
all the factors in an organism's surroundings that affect it
where an organism lives
relationships between organism, where each affects the other'…
Ecosystem
a place where organisms and their physical surroundings form…
Environment
all the factors in an organism's surroundings that affect it
5 terms
Ecosystems and Ecology
Ecosystems
Living Organism
endangered species
Habitat
a community of living organisms
an individual animal, plant, or single-celled life form.
living things that are in danger of being killed
The place in which an animals lives
Ecosystems
a community of living organisms
Living Organism
an individual animal, plant, or single-celled life form.
28 terms
Ecology (Ecosystems)
Ecology
Species
Population
Community
Scientific study of interactions among organisms and between…
A group of similar organisms that can breed and produce ferti…
A group of individuals that belong to the same species and li…
A group of interdependent organisms inhabiting the same regio…
Ecology
Scientific study of interactions among organisms and between…
Species
A group of similar organisms that can breed and produce ferti…
11 terms
Ecosystem and Ecology
What determines where plants grow?
Zebras graze across a prairie. What ha…
It an ant was placed on top of soil wi…
Few flowers are able to grow in northe…
climate
the grass decreases, and the soil is bared.
under the soil
short stems protect from freezing
What determines where plants grow?
climate
Zebras graze across a prairie. What ha…
the grass decreases, and the soil is bared.
11 terms
Ecology and Ecosystems
Ecology
Ecosystem
Organisms that are alive have:
Competition
The study of the interaction between organisms and the living…
All of the living and non-living parts of a particular enviro…
1. Cells 2. Reproduction 3. Homeostasis and response to the e…
An important aspect of the struggle for survival involves com…
Ecology
The study of the interaction between organisms and the living…
Ecosystem
All of the living and non-living parts of a particular enviro…
18 terms
Ecology 6: Ecosystem Ecology
food chain
food web
top-down causation
bottom-up causation
a series of events in which one organism eats another and obt…
a community of organisms where there are several interrelated…
from the predators to the herbivores to the autotrophs
from the physical environment and autotrophs up the chain
food chain
a series of events in which one organism eats another and obt…
food web
a community of organisms where there are several interrelated…
51 terms
Ecology- ecosystems
ecosystem
biotic components
trophic levels
primary producer
an association of organisms and their physical environment li…
producers and consumers
The hierarchical levels of the food chain through which energ…
An autotroph, usually a photosynthetic organism. Collectively…
ecosystem
an association of organisms and their physical environment li…
biotic components
producers and consumers
13 terms
ecosystem ecology
Bounded ecological system ... consisting…
The study of the ... interactions among o…
Spatial Scales ... of Ecosystems
Single most important factor globally…
ecosystem
ecosystem ecology
depends on question. watersheds vs. stands
climate
Bounded ecological system ... consisting…
ecosystem
The study of the ... interactions among o…
ecosystem ecology
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