What Did T. rex Taste Like?
Pre/Post-Test Key

1. What is a cladogram?

A cladogram is a branching diagram that illustrates evolutionary relationships between groups of organisms.

2. Draw a cladogram with a frog, cow and horse correctly placed.



3. Please circle the answer that best completes this statement: A "common ancestor" is:

b. one that is shared by two or more organisms.

4. Read the following statements then answer the question below.

  1. All organisms inherit their features from their ancestors.
  2. Organisms resemble their most recent ancestors more closely than distant ancestors.
  3. Over time evolution occurs and new features appear.

Which of these statements are accurate?

c. All of the above.

5. Examine the following diagram. Which of the following statements are correct?


c. C and D are correct.