2.1 Quiz Review Flashcards

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1
Q

What is the definition of population?

A

all of the organisms in the same place at the same time that can reproduce together

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2
Q

What is the definition of population density

A

the number of individuals/area

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3
Q

What is the definition of population size?

A

the total amount of individuals in a population

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4
Q

What is the definition of population distribution?

A

the pattern in which organisms of a population are spread throughout the range

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5
Q

What is clumped distribution pattern?

A

when individuals in a population are clustered together, creating some patches with many individuals and some patches with no individuals

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6
Q

What is uniform dispersion?

A

individuals are spaced evenly throughout an area

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6
Q

What dispersion is territorial birds like penguins?

A

Uniform

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6
Q

What is random dispersion?

A

individuals are arranged without any apparent pattern

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6
Q

What dispersion is dandelions

A

Random

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7
Q

What dispersion is ants on food crumbs

A

Clumped

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8
Q

The city Auburn has a population size of 145,000 people. The area of the city is 50 square miles. Find population density.

A

145000/50=2900

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9
Q

Formula for Mark and recapture

A

total marked/x=total of recaptured w/marks/number of recaptured organisms

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10
Q

Formula for Random Sampling

A

number of organisms in sample/area of sample=total number of organisms/total area

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11
Q

Random sampling would work BEST if populations are in what distribution?

A

Uniform

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