A cladogram is a diagram that organizes species into groups

A cladogram is a diagram that organizes species into groups - GED Practice Questions

Question

A cladogram is a diagram that organizes species into groups based on their similarities. It also shows evolutionary relationships among the groups.

Which statement can be inferred from the cladogram above?

Answers

All the species evolved from sharks.
correct

The original ancestor had vertebrae.
Sharks evolved into ray-finned fish, which evolved into amphibians.
Sharks and ray-finned fish are more closely related than crocodiles and birds.

Explanation

The correct answer is option (b). The cladogram shows vertebrae at the base, suggesting that the earliest common ancestor had this feature. All the groups are linked to this trait, indicating they all descended from vertebrate ancestors. The other options are not supported by the cladogram.

View Full Course Content Try our Free Questions

No Payment Cards Needed

Ged Test Prep exam

Normally $120

$69/month