
Exploring Evidence of Common Ancestry

Quiz
•
Science
•
9th Grade
•
Hard
Joseph Rodriguez
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Consider the fossil record of a particular species that shows gradual changes over millions of years. How does this evidence support the theory of common ancestry?
It shows that species have always remained the same.
It demonstrates that species have evolved over time from common ancestors.
It suggests that species appeared suddenly without any evolutionary process.
It indicates that species are unrelated to each other.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
True or False: Biogeography provides evidence for common ancestry by showing that similar species are found in similar environments across the world, even when separated by vast distances.
True
False
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Analyze the anatomical similarities between the forelimbs of a human, a cat, a whale, and a bat. What do these similarities suggest about their evolutionary history?
They evolved independently and have no common ancestor.
They share a common ancestor and have diverged over time.
They are identical in function and structure.
They have no evolutionary significance.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Evaluate the role of molecular homologies, such as DNA sequences, in providing evidence for common ancestry among species.
Molecular homologies are irrelevant to evolutionary studies.
They provide strong evidence for common ancestry by showing genetic similarities.
They only show differences and do not support common ancestry.
They are only useful for identifying species, not for studying evolution.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
True or False: Developmental homologies, such as similar embryonic stages, provide evidence for common ancestry among different species, even if the adult forms are vastly different.
True
False
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Consider a scenario where two species of birds are found on different continents but have similar wing structures. How can biogeography explain this phenomenon?
The birds evolved independently without any common ancestry.
The birds share a common ancestor and adapted to similar environments.
The birds were artificially introduced to these continents.
The birds have no evolutionary relationship.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Analyze the fossil record of horses, which shows a gradual increase in size and changes in foot structure over time. What does this suggest about their evolutionary history?
Horses have always been the same size and structure.
Horses evolved from smaller ancestors with different foot structures.
Horses appeared suddenly in their current form.
Horses have no evolutionary history.
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