Population Size Answers

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How does population density differ from population size?

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2
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Orange trees planted in a grove or orchard would most likely fall in which category of population distribution?

A
even
B
random
C
clumped
D
density
3

Which of the following species is an R-selected species?

A
Giant tortoises
B
Mosquitoes
C
Elephants
D
Redwoods
4

Identify the abiotic limiting factor from the choices below.

A
biodiversity
B
food
C
water
D
plant cover
5

Which of the following conditions would lead to a small population size?

A
a low birth to death ratio
B
a high birth to death ratio
C
immigration
D
large number of resources
6

How do the biotic and abiotic limiting factors of an ecosystem determine its carrying capacity?

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7

What are the biotic and abiotic factors that limit population size?

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8

A population distribution shows _______.

A
the distribution of age groups within a population
B
the amount of organisms in a unit area
C
the total number of organisms in a population
D
where and in what arrangement organisms are located
9

Why is it important to look at the combination of birth and death rates when considering population size?

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10

What are the possible impacts on the limiting factors that determine population size of an extended period of lower than normal rainfall?

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