Cladograms

A newly identified organism has four limbs and amniotic eggs with shells.  Which organism do they most likely share a common ancestor with?

• ray-finned fish
• birds
• rodents
• amphibians

Tags

NGSS.MS-LS4-2

Using the cladogram:  a common ancestor of amphibians and ray-finned fish would have

• a bony skeleton
• four limbs
• scaly skin
• eggs with shells

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

A common ancestor for both A and E could be at position __.

• 1

• 2

• 3

• 4

Tags

NGSS.MS-LS4-2

On the cladogram, which number represents the common ancestor of organisms B & D?

• 1
• 2
• 3
• A

Tags

NGSS.MS-LS4-2

A table of arachnid and insect characteristics is shown. Which characteristic could be used to distinguish between
arachnids and insects?

• Jointed legs
• Body segments
• Presence of eyes
• Presence of antennae

Tags

NGSS.MS-LS4-2

The two species that are closely related to each other are __.

• A and B

• B and C

• C and D

• D and E

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-3

How long ago was common ancestor in this phylogenetic tree alive?

• 53.7-54.1 mya

• 61.5-61.9 mya

• 50.7-54.9 mya

• 37.9-46.5 mya

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

What number is the common ancestor of C and D

• 1

• 2

• 3

• 4

Tags

NGSS.MS-LS4-2

What is the common ancestor of Letters A, B, C, D, E?

• 1

• 2

• 3

• 4

Tags

NGSS.HS-LS4-1

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