WorksheetsSpeciation and Evolutionary Relationships
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
A change in the inherited characteristics of an organism over time is ________
a)
evolution.
b)
development.
c)
growth.
d)
ancestry.
2.
The most recent ancestral form or species from which two different species evolved is known as ________________________.
a)
a common ancestor.
b)
an embryonic stage.
c)
development.
d)
evolution.
3.
Which is a source of genetic variation?
a)
mutations
b)
artificial selection
c)
exponential growth
d)
genetic bottlenecking
4.
An inheritable characteristic that gives a survival advantage to the organism
a)
speciation
b)
adaption
c)
rapid speciation
d)
derived character
5.
Structures that are inherited from a common ancestor are homologous.
a)
True
b)
False
6.
Bird wings and butterfly wings are an example of
a)
Homologous structure
b)
Analogous structure
c)
Mimicry
d)
Camoflague
7.
What did Darwin find on the island that was of particular importance when theorizing about the origin of life?
a)
He discovered fossils of extinct animals with strong similarities with living creatures (mastodon for example).
b)
He discovered new plant species that were alive when the dinosaurs were alive.
c)
He found a subspecies that changed the evolutionary tree.
d)
He realized that humans and chimps are closely related.
8.
Based on Darwin's findings, what determines an organism’s ability to survive?
a)
Its ability to have babies
b)
Its ability to adapt to the environment
c)
Its ability to move out of a bad environment
d)
Its ability to win competitions
9.
Where the better adapted organisms survive to pass traits along to offspring.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artifical Selection
10.
The differences among a species, like different bird beaks, are called
a)
genes.
b)
variations.
c)
traits.
d)
theories.
100 %
