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Vocabulary 1
Vocabulary 2
Vocabulary 3
Lists
Reading Graphs...page 17 in the Textbook.
100
An environment that provides the things an organism needs to live, grow and reproduce is called its...
habitat.
100
When an organism moves into an population this is known as...
immigration.
100
The living parts of an organism's habitat are called...
biotic factors.
100
List two ways organisms join a population and leave a population.
Immigration/Emigration...or...Birth/Death
100
From year _______ to year _______, more rabbits joined the population than left it, so the population ____________ in size over time.
0, 4, increased
200
All the living and non-living things that interact in a particular area make up a(n)...
ecosystem.
200
When an organism leaves a population this is known as...
emigration.
200
The non-living parts of an organism's habitat are called...
abiotic factors.
200
List four limiting factors for populations in general.
*Any 4= Food, Water, Space, Shelter, Weather/Air Quality, Predators, Humans, Disease
200
From year _____ to year _____, more rabbits left the population than joined it, so the population _____________ in size over time.
4, 8, decreased
300
All the members of one species in a particular area are referred to as a...
population.
300
All the different populations that live together in an area make up a(n)...
community.
300
The _________________ of a population is the number of deaths in a population in a certain amount of time.
death rate
300
List five populations found a prairie ecosystem.
*Any 5 from this list is acceptable = buffalo, deer, rabbits, coyotes, rattle snakes, prairie dogs, owls, badgers, hawks, eagles, tall grass, grasshoppers, earthworms, fungi, bacteria *Not acceptable answers= Birds, Reptiles, Mammals, Fish, Insects, Plants
300
Approximately how many rabbits were in the population during year 2 of the study.
500 thousand or 500,000. *Just 500 is not acceptable.
400
The study of how living things interact with each other and with their environment is called...
ecology.
400
An environmental factor that causes a population to decrease in size is known as a...
limiting factor.
400
If the ___________ __________ is greater than the _________ _________ then a population will decrease.
death rate, birth rate
400
List the five abiotic factors found in all ecosystems.
Water, Sunlight, Oxygen/Air, Temperature, Soil/Rocks
400
Which year(s) was the rabbit population between 400,000 and 450,000 rabbits?
Years 1, 2 and Year 6
500
A group of organisms that are physically similar and can mate with each other are known as a(n)...
species.
500
The largest population that an area can support is called its...
carrying capacity.
500
A(n) _______________ obtains food, water, shelter, and other things it needs to live, grow and reproduce from its environment.
organism
500
List the levels of organization, in order, starting with the smallest.
Organism, Population, Community, Ecosystem
500
During which two years did the rabbit population increase the most? During which two years did the rabbit population decrease the most?
Increase = Year 3 to Year 4/Decrease = Year 4 to Year 5