Exploring Cladograms and Their Functionality

What is the primary purpose of a cladogram?

• To list the habitats of different species

• To display the diet of various animals

• To illustrate evolutionary relationships between organisms

• To show the physical characteristics of organisms

In a cladogram, where are the names of the organisms typically placed?

• In the middle

• At the top

• Along the side

• Along the bottom

What characteristic is used to exclude salmon from certain groups in a cladogram?

• Presence of scales

• Presence of gills

• Presence of lungs

• Presence of vertebrae

Which organisms share the characteristic of having closer nails in the given cladogram?

• Hamster and salmon

• Salamander and lizard

• Lizard, hamster, and chimpanzee

• Salmon and salamander

What do the points where lines connect in a cladogram represent?

• The most recent species

• A genetic mutation

• A common ancestor

• A physical trait

Who is the common ancestor of lizards, hamsters, and chimpanzees?

• A modern chimpanzee

• A modern lizard

• An ancient organism

• A modern hamster

What does a cladogram tell us about the evolutionary relationship between lizards and chimpanzees?

• Lizards evolved from chimpanzees

• They share a common ancestor

• Chimpanzees evolved from lizards

• They have no evolutionary relationship

Which organism is most closely related to the chimpanzee in the given cladogram?

• Salmon

• Hamster

• Salamander

• Lizard

What common ancestor do humans and chimpanzees share in the primate cladogram?

• A common ancestor with tails

• A common ancestor with gills

• A downward pointing nose ancestor

• A tailless common ancestor

What does a cladogram illustrate about the evolutionary lineage of organisms?

• Their physical characteristics

• Their diet

• Their evolutionary relationships

• Their habitats