Which best describes the first organisms to live on Earth?
Prokaryotic and Anaerobic
Prokaryotic & Aerobic
Eukaryotic and Aerobic
Eukaryotic & Anaerobic
2. Multiple Choice
2 minutes
1 pt
The similarities in these homologous structures imply which of the following?
The organisms grow in the same type of environments
The organisms evolved from a common ancestor
Their bones grow at similar rates of speed
The organisms have a similar life expectancy
3. Multiple Choice
2 minutes
1 pt
A paleontologist is comparing the fossilized remains of two primates. Both animals had a prehensile tail. What can be concluded from this evidence?
They were not related.
They lived on the ground.
They evolved from a common ancestor.
They had bipedal locomotion.
4. Multiple Choice
2 minutes
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 process by which populations slowly change over time is called__________
selective breeding
adaptation
sepeciation
evolution
6. Multiple Choice
2 minutes
1 pt
Study of embryos of various organisms to show a common ancestor because of similarities in development
natural selection
embryology
speciation
evolution
7. Multiple Choice
2 minutes
1 pt
Structures that have the same function but different structures are...
homologous structures
analogous structures
vestigial structures
embryology
8. Multiple Choice
2 minutes
1 pt
What type of structures are these?
homologous
vestigial
analogous
fossil
9. Multiple Choice
2 minutes
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
10. Multiple Choice
2 minutes
1 pt
Which layer is the oldest
B
A
E
C
11. Multiple Choice
2 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
12. Multiple Choice
2 minutes
1 pt
If two organisms have similar traits of DNA they are probably
share a common ancestor
share a common environment
share a common population
speciation
13. Multiple Choice
2 minutes
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
14. Multiple Choice
2 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
15. Multiple Choice
2 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
16. Multiple Choice
2 minutes
1 pt
If species A and B have very similar genes and proteins, what is probably TRUE?
species A and B share a relatively recent common ancestor
species A evolved independently of species B for a long period
species A is younger than species B
species A is older than species B
17. Multiple Choice
2 minutes
1 pt
Which of the following pieces of evolution evidence contain both homologous and vestigial structures?
fossil record
comparing embryology
comparing biochemistry
comparing anatomy
18. Multiple Choice
2 minutes
1 pt
If I wanted to look at DNA to study evolution, I am using what evidence?