Cladogram

Which trait(s) do conifers have?

• vascular tissue only

• vascular tissue and seeds

• vascular tissue, seeds and flowers

• seeds only

Which of the following pictures is an example of a cladogram?

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Tags

NGSS.MS-LS4-2

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

• Yes

• NO

Tags

NGSS.MS-LS4-2

The diagram below represents possible genetic relationships between groups of organisms.

Which statement is a valid conclusion that can be drawn from the diagram?

• Insects are more complex than mammals.

• Earthworms and sea stars have a common ancestor.

• Snails appeared on Earth before corals.

• Sponges were the last new species to appear on Earth.

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-3

Which organism goes in the B position?

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• 
• 
• 

Tags

NGSS.MS-LS4-2

NGSS.MS-LS1-4

Using the diagram, is organism 4 MORE closely related to organism 3 or 5?

• 3

• 5

Tags

NGSS.MS-LS4-2

According to the diagram, what was the last common ancestor of organisms 2 and 3?

• A

• B

• C

• D

Tags

NGSS.MS-LS4-2

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-LS4-2

NGSS.MS-LS4-3

Which of the following best describes a cladogram?

• A diagram that shows evolutionary relationships among organisms

• A chart that displays the food chain in an ecosystem

• A graph that represents the population growth of a species

• A table that lists the physical characteristics of organisms

Tags

NGSS.MS-LS4-2

What is the primary purpose of a cladogram in scientific studies?

• To illustrate the feeding habits of animals

• To show the evolutionary pathways and relationships between species

• To measure the genetic variation within a population

• To display the geographical distribution of species

Tags

NGSS.MS-LS4-2