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Semester Exam Review

Authored by Meaghan Daniel

Biology

9th Grade

Used 16+ times

Semester Exam Review
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42 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

If a plant had the genotype SsAA, what would be its phenotype? 

smooth with terminal flowers
smooth with axial flowers
short with axial flowers
smooth with plastic flowers

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Birds such as cardinals, eagles, and ducks have differently shaped beaks due to

random changes in beak structure.
adaptations to different environments and feeding habits over a long period of time.
differences acquired during their lifetimes
inheritance of acquired characteristics.

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

If a there was no water on the Galapagos Islands for several years, and the only food left was really hard seeds, the birds' beaks would change because...

small birds will exercise their beak until it is large
small birds will mutate their small beaks
small birds will start eating more, and grow bigger beaks
smaller birds will die out leaving only the big beaked birds to reproduce

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Biological evolution by natural selection is when genes ____, individuals ____, and populations ____.

evolve; mutate; are selected
evolve; are selected; mutate
mutate; are selected; evolve
mutate; evolve; are selected

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which graph will lead to two new species?

Graph 1
Graph 2
Graph 3
Graph 4

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The shift from light to dark moths is a form of which type of selection?

natural
stabilizing
disruptive
directional

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The dark form of the peppered moth...

has a selective advantage in polluted areas
has a selective advantage in unpolluted areas
is more easily spotted in polluted areas
is the dominant form of the gene

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