Practice Test Answers

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Which shows the levels of organizational hierarchy listed from least complex to most complex?

A
ecosystem, population, community
B
community, ecosystem, population
C
community, population, ecosystem
D
population, community, ecosystem
3

How would a harsh winter most likely affect the rabbit population size?

A
population completely dies off
B
population increases
C
population decreases
D
population reaches carrying capacity
9

Which of these could result in secondary succession?

A
a volcanic eruption that covers most of what used to be a forest
B
the formation of a tall sand dune on a previously grassy beach
C
a vast glacier in motion forming a U-shaped valley in its wake
D
an introduced species that destroys all the native plants in an area
11

Which description belongs in the area marked "X"?

A
helps take down prey
B
keeps group safe from predators
C
divides jobs within group
D
increases chances of survival

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Practice Test Answers — 26-27 - C - RUSD Biology…