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88 Cards in this Set

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in food chains, these organisms eat the food producers
first order consumers
FOC
this is the special role of an organism in a certain environment
niche
these organisms break down material into nutrients for food producers
decomposers
these are the special places in which an organism lives
habitats
these complex feeding relationships are formed from overlapping and interconnected food chains
foodwebs
these diagrams are used to show how energy flows in a food chain
pyramid of energy
POE
all life is based on this Chemical element
carbon
food producers can carry out this special LIGHT dependent chemical process
photosynthesis
organisms that belong to these groups can interbreed and produce fertile offSPring
species
within food chains, matter is...
1. constantly increasing
2. constantly decreasing
3. always changing from one element to another
4. always recycled from one chemical form into another
#4 - always recycled from one chemical form into another
within food chains erergy is...
1. always increasing
2. always being lost to the environment as heat
3. doesn't change in amount and is recyled
4. is continually being converted into matter
2. always being lost to the environment as heat
in a pyramid of numbers, you would not expect to find...
1. a large number of food producers supporting a few second order consumers
2. decomposers feeding on living things
3. third order consumers carrying out photosynthesis
4. first order consumers eating food producers
#3 third order consumers carrying out photosynthesis
Which of the following is true?
1. each population or organisms contain many different species
2. every frog in an ecosystems belongs to the same population
3. each population of frongs in an ecosystems is made up of memebers of one species
4. every ecological community is based on one population of organisms
#3 - ech populaton of frogs in an ecosystems is made up of memebers of one species
the carbon cycle describes...
a. the movement of nitrogen through the environment
b. the movement of carbon in ecosystems
c. the events that happen when carbon is changed into nitrogen
d. the events that happen when energy is converted into carbon
b. the movement of carbon in ecosystems
different species cannot...
a. be in the same food chain
b. be in the same food web
c. live in the same habitat
d. interbreed to produce fertile offspring
d. interbreed to produce fertile offspring
a niche is...
a. a small population of organisms
b. a place in which organisms live
c. a large collection of ecosystems
d. the role an organism plays in an ecosystem
d. the role an organism plays in an ecosystem
which is an abiotic factor of an ecosystem...
a. ferns
b. water
c. birds
d. fish
b. water
ecosystems are not based on...
a. interrelationships
b. interactions
c. feeding patterns
d. one species
d. one species
food producers do not need ____ to make sugar
a. carbon dioxide
b. nitrogen dioxide
c. water
d. light
b. nitrogen dioxide
a group of individuals of the same species that live together in the same area at the same time
population
all the populations of different species that live and interact in an area
community
process by which carbon cycles from the environments into living things
photosynthesis
organisms that use sunlight directly to make food
producers
organism that eats producers or another organism for energy
consumers
a complex diagram representing the many energy pathways in a real ecosystem
food webs
an organism that eats other organisms
predator
an oranism eaten by another organism
prey
organism that feeds on another living creatures, usually without killing it
parasite
two or more species or individuals trying to use the same limited resource
competition
a symolic relationship in which both organisms benefit
mutalism
thE gradual regrowth or development of a community of organisms over timE
succession
the first organism to go in an area underground ecoligical succession
pioneer
a natural resource that can be used and replaced over a relatively short time period
renewable
a non-renewable resource is a natural resource that can only be used once
non-renewable
poisonous
toxic waste
the numBer and variety of living things
biodiversity
oxygen is used up in this energy reAlsing pRocess
aerobicrespiration
an organism's environment has two parts, the _____, or living, and the _____, or non living
biotic
abiotic
a ________ is a group of individuals of the same species that live in the same area at the same time
population
a community and its abiotic environment make up an
ecosystem
organisms that use photosynthesis to obtain energy are caled
producers
the environment in which an organism lives is its _____, and the role the organisms plays in an ecosystem is its ____
habitat
niche
a tick sucks blood from a dog. in this relation, the ticket is the _____ and the dog is the _____
parasite
host
resources such as water, food, or sunlight are more likely to be limited factors...
a. when population size is decreasing
b. when predators eat their prey
c. when the population is small
d. when a population is approching the carrying capacity
d. when a population is approching the carrying capacity
nature's recylcers are...
predators
decomposers
producers
omnivores
decomposers
a beneficial association between coral and algae is an example of...
commensalism
parasitism
mutualism
predation
mutualism
how energy moves through an ecosystem can be represented by...
food chains
energy pyramids
food webs
all of the above
all of the above
the base of an energy pyramid represents which organism in an ecoystem
producers
carnivores
herbivores
scavengers
producers
which of the following is the correct order in a food chain?
sun, producers, herbivores, scavengers, carnivores

sun, consumers, predators, parasites, hosts

sun, producers, decomposers, consumers, omnivores

sun, producers, herbivores, carnivores, scavengers
#4 - sun, producers, herbivores, carnivores, scavengers
remoras and sharks have a relationship best described as
mutualism
commensalism
predator and prey
parasitism
commensalism
describe the habitat and niche of the gray wolf
the gray wolf's habitat is in north america. Mainly Montana, Washington, Minnesota, Michigan, Wisconsin and Canada. It eats large animals such as deer, moose, reindeer, sheep, elk and small animals such as birds, lizards, snakes and fish
what might different species of trees in a forest compete for
compete for sunlight, water and space
how do limiting factors affect the carrying capacity of an environment
by causing the environment to get smaller
in a concept map, what is the environemnt organized by (5 items)
individual organisms, community, biosphere, population, ecosystem
These also include...
producers, decomposers, consumers
give examples of consumers
carnovoires, omnivores, herbovores
producers can make food from...
sunlight
in what ways do alligators provide shelter for other organisms?
a. fish live in abandoned holes dug by alligators
b. tiny fish swim in and out of an alligator's mouth
c. birds nest in trees on island developed from alligator nest mounds
d. alligators protect gars from predators by allowing the gars to swim beside them
A & C
the study of the interactions between _____ and their _____ is called ecology
organisms and their environment
name three biotic parts and one abiotic part of the environment
biotic - alligator, tree, fish
abiotic - sunlight
put the five levels of environmental organization in order from smallest to largest...
ecosystem
biosphere
community
organism
population
1. organism
2. population
3. community
4. ecosystem
5. biosphere
true or false
a population can consist of more than one species living in teh same area at the same time
FALSE
t or f
both plants and animals can be part of a community
true
t or f
temperature and precipitation are important parts of studying an ecosystem
true
t or f
there is more than one biosphere on earth
false
which of the following living things need energy to survive?
prairie dogs, plants, coyotes, bacteria
ALL OF THEM!!
producers useenergy from teh ____ to make food thrugh a process called _____
sun
photosynthesis
in the ocean, _______ are the main producers
algae
consumers get energy from eating _________ or other organisms
producers/plants
what feeds on the bodies of dead animals
scavenger
what eats animals
carnivore
what eats plants
herbivore
what eats both plants and animals
omnivore
which of the following organisms are decomposers
bacteria, crayfish, turkey vultures, fungi
bacteria & fungi
consumers use energy store in the _____ of the organisms they eat
tissues
as you go up the energy pyramid, the number of organisms in each level _____
(increases or decreases)
decreases
why does there have to be more grass than prairie dogs in the community
because prairie dogs need more energy to live than plants and grass
t or f
gray wolves can control the populations of other species in their environment by eating them
true
why are some people opposd to the reintroduction of wolves to yellowstone?
because they are scared that if there are not enough elk, the wolves might eat their livestock
today you might see gray wolves in
montana, vermont, texas, nebraska *choose one*
montana
an organism's niche includes the effects of the abiotic parts of its environment
t or f
true
all of the following are characterstics of the social structure of wolves EXCEPT
a. wolves usually live with family members
b. packs have two leaders
c. wolf pups are shunned by the male members of a pack
d. each member of a pack has a rank in the pack
c. wolf pups are shunned by the male members of a pack
t or f
organisms usually produce only as many offspring as will survive
false
a limiting factor is a ____ that becomes scarce. Limiting factors will cause a large population to die back to the environment's ______ _____
resource
carrying capacity
all of the following are the main ways organisms interact in the community EXCEPT
competition
predators and prey
symbiotic relationships
life cycle extension
life-cycle extension
competition occurs only between organisms of different populations
t or f
false
to ______ a predator must be able to catch its prety
survive
a hummingbird is called a _____ because it carries pollen from flower to flower
pollinator