Unit 2 Test: Geologic Time Scale and Cladistics_Template

On the cladogram, which organism is the closest relative of the parrot?

• Frog

• Hare

• Caiman

• Parrot

What is the common ancestor of Letters C and E?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-3

Which group of animals on this tree are most closely related to birds?

• Saurischian dinosaurs

• Ornithischian dinosaurs

• Crocodiles

• None of these are related to birds

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

NGSS.MS-LS4-3

According to the cladogram, which organism is most distantly related to the human?

• crayfish
• grasshopper
• perch
• frog

Tags

NGSS.MS-LS4-2

Each node on a cladogram represents...

• the last point at which two groups shared a common ancestor.

• the point at which one or more species became extinct.

• the most recent point at which a trait was lost in a certain clade.

• the point at which two clades joined and became monophyletic.

Tags

NGSS.MS-LS4-2

The cladogram shown is a model used by scientists to represent the order in which they hypothesize organisms descended from a common ancestor based on the appearance of derived characteristics.

Which of the following traits do the salamander and the lizard share?

• Jaws only

• Jaws and Lungs

• Claws or nails

• Jaws, Lungs, and Claws or nails

Tags

NGSS.MS-LS4-2

Who is the closest relative to the brown bear?

• Giant panda

• Dog

• Lesser panda

• Sun bear

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Which trait (adaptation) was developed most recently?

• tetrapod limbs

• feathers

• amnion

• They developed at the same time

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

All the animals to the right of the salamander would have the common characteristic of...

• Fur

• Claws or nails

• Lungs

• Jaws

Tags

NGSS.MS-LS4-2

In a phylogenetic tree, the branching points represent common ancestors.

• Yes

• NO

Tags

NGSS.MS-LS4-2