Evolutionary Relationships Quiz Flashcards
Why was modern classification invented?
Scientists understood that species share a common ancestor
Which describes the modern classification system?
Based on evolutionary relationships
Which best describes traditional classification?
It is based on shared characteristics
A scientist is trying to determine how closely related a moth species (Species Z) is to four other moth species (Species A, B, C, and D). He examined the DNA of each species and compared it to the study subject. He then created this table.
Which species is most closely related to the moth species (Species Z)?
Species B
Consider the cladogram.
https://media.edgenuity.com/evresources/3209-09-10/mc014-1.jpg
Which group of organisms has the derived characteristics of true tissues, bilateral symmetry, and a pseudocoelom?
Roundworms
Which of the following are Phylogenetic trees also know as ?
Cladogram
Consider the diagram.
https://media.edgenuity.com/evresources/3209-09-10/mc004-1.jpg
Josiah says this is a phylogenetic tree of the dinosaurs. Maleek says it is a cladogram of the dinosaurs. Who is correct?
Both are correct
Dr. Digger, a paleontologist, finds a fossil that he describes in his journal.
The creature was approximately 1 meter long, with its backbone fused into a large shell covering the body cavity. It had a beaklike mouth, without teeth, and all four limbs were in the form of flippers.
Based on anatomical similarities, to which modern animal is Dr. Digger’s creature most closely related?
Sea turtle
Consider the cladogram.
https://media.edgenuity.com/evresources/3209-09-10/mc013-1.jpg
According to the cladogram, which organisms have roundworms as a common ancestor?
Mollusks, echinoderms, chordates, and annelids
Consider the phylogenetic tree of Old World primates.
https://media.edgenuity.com/evresources/3209-09-10/mc012-1.jpg
According to the tree, which primates share the most recent common ancestor with humans?
Bonobos and chimpanzees
