What is suggested by the similarity of early embryos of different species of vertebrates?
no evolutionary relationships between the groups
recent common ancestry
similar environments in the past
evolution from a distant common ancestor
3. Multiple Choice
30 seconds
1 pt
Some organisms that share a common ancestor have features that have different functions, but similar structures. These are known as
vestigial structures
analogous structures
homologous structures
fossil structures
4. Multiple Choice
30 seconds
1 pt
Structures with the same parts have different functions; suggests that organisms share a common ancestry
vestigial structures
homologous structures
adaptive radiation
fossil
5. Multiple Choice
2 minutes
1 pt
The diagram above shows an embryo of different vertebrates at different stages of development. Which field of study would support the similarities in development as evidence for evolution?
comparative biochemistry
paleontology
comparative biogeography
comparative embryology
6. Multiple Choice
30 seconds
1 pt
Which of the following pieces of evolution evidence deals with aged and identified fossils?
fossil record
comparative embryology
comparative biochemistry
comparative anatomy
7. Multiple Choice
30 seconds
1 pt
What is the most important factor that contributes to a species evolving?
environmental change
how old a species is
what the ancestors look like
what time of year a species reproduces.
8. Multiple Choice
30 seconds
1 pt
Changes in species that allow that species to survive changes in the environment are called:
ecosystems
adaptations
biomes
alleles
9. Multiple Choice
30 seconds
1 pt
Which of these best represents a time period in which an organism could evolve?
5 days
100 years
10,000 years
2 decades
10. Multiple Choice
15 minutes
1 pt
Which best describes these fossils?
The oldest fossils can be found on the lower layers
The oldest fossils can be found at the top layers
The youngest fossils are always found on the bottom layers
You can not tell the age of any of these fossils
11. Multiple Choice
1 minute
1 pt
According to this cladogram, birds are LEAST related to -
Amphibians
Sharks
Ray Finned Fish
Crocodiles
12. Multiple Choice
15 minutes
1 pt
Individuals that are well adapted to their environment will survive and produce:
Fewer mutations
Stronger genes
More offspring
Better traits
13. Multiple Choice
1 minute
1 pt
Study of embryos of various organisms to show a common ancestor because of similarities in development
natural selection
embryology
speciation
evolution
14. Multiple Choice
45 seconds
1 pt
What type of structures are these?
homologous
vestigial
analogous
fossil
15. Multiple Choice
1 minute
1 pt
Which layer is the oldest
B
A
E
C
16. Multiple Choice
1.5 minutes
1 pt
The diagram shows fossils in different rock layers. Which of these statements about the age of these fossils is most likely correct?
Fossil A and C are the same age
Fossil B is older than fossil C
Fossils A is older than fossil B
Fossil D is older than fossil C
17. Multiple Choice
30 seconds
1 pt
Two organisms that are closely related would have
very similar DNA sequence
exactly the same DNA sequences
no proteins in common
completely different DNA sequence
18. Multiple Choice
30 seconds
1 pt
which of the following is an example of a vestigial structure?
the wings of a red-tailed hawk
the hind limbs of a house cat
the fins of sharks
the wings of an ostrich
19. Multiple Choice
2 minutes
1 pt
The diagram below shows a model of the proposed relationships among some groups of mammals. Which of these organisms is most closely related to whales?
bison
camel
hippopotamus
pig
20. Multiple Choice
15 minutes
1 pt
Whales are aquatic mammals that contain a pelvis bone. Even though it does not aid in its movement, the function must have been used by a common ancestor of the whale. Thus, the pelvis is referred to as a(n)
vestigial structure
analogous structure
homologous structure
21. Multiple Choice
1 minute
1 pt
What does Darwin's theory of evolution suggest?
species change over time
extinct species are not related to living species
different species can interbreed
animals that look alike are most closely related
22. Multiple Choice
1 minute
1 pt
Which of the following is an example of a vestigial structure?
the wings of a red-tailed hawk
the hind limbs of a house cat
the fins of sharks
the tailbone of a human
23. Multiple Choice
20 seconds
1 pt
If an organism has a vestigial structure, that structure likely once had a function in a(n)