10·8–10·10 Evolutionary trees help us conceptualize and categorize biodiversity.
Chapter
10. 10·8–10·10 Evolutionary trees help us conceptualize and categorize biodiversity.
Show What You Know
Show What You Know - Self Quiz
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You must read each slide, and complete any questions on the slide, in sequence.
Instructions
Check your understanding of concepts from 10·8–10·10 Evolutionary trees help us conceptualize and categorize biodiversity by answering the following questions.
1.
1. Phylogenetic trees should be viewed as:
A.
B.
C.
D.
E.
Correct. (See section 10·8 The history of life can be imagined as a tree.)
Incorrect. (See section 10·8 The history of life can be imagined as a tree.)
2.
2. In the plant kingdom, all of the species are descended from a single common ancestor. In terms of phylogeny, what type of tree of life is this?
A.
B.
C.
D.
E.
Correct. (See section 10·9 Evolutionary trees show ancestor-descendant relationships.)
Incorrect. (See section 10·9 Evolutionary trees show ancestor-descendant relationships.)
3.
3. In comparing the streamlined nature of a dolphin and that of a shark, you conclude that the streamline feature evolved independently in sharks and dolphins. This common characteristic most likely is the result of:
A.
B.
C.
D.
E.
Correct. (See section 10·10 Similar structures don't always reveal common ancestry.)
Incorrect. (See section 10·10 Similar structures don't always reveal common ancestry.)
4.
4. The more morphological characteristics that two species of animals share, the more likely it is that they:
A.
B.
C.
D.
E.
Correct. (See section 10·9 Evolutionary trees show ancestor-descendant relationships.)
Incorrect. (See section 10·9 Evolutionary trees show ancestor-descendant relationships.)
5.
5. Which of the following are NOT homologous features?
A.
B.
C.
D.
E.
Correct. (See section 10·10 Similar structures don't always reveal common ancestry.)
Incorrect. (See section 10·10 Similar structures don't always reveal common ancestry.)