AP Biology (Mader), 11th Edition

Chapter 17: Speciation and Macroevolution

Pre-Test

1
All of the following statements correctly describe the biological species concept EXCEPT:
A)Members of a species can interbreed and produce fertile offspring.
B)Members of a species have a single gene pool.
C)Members are reproductively isolated from other species.
D)The concept may be applied to sexually and asexually reproducing organisms.
2
Phenotypic changes at the species level, and higher levels of taxonomy up to a domain, is referred to as:
A)Microevolution
B)Convergent evolution
C)Macroevolution
D)Disruptive selection
3
Which of the following 'species concept' is correctly matched with its descriptor?
A)Biological species concept – members of species share same evolutionary pathway
B)Morphological species concept – species are reproductively isolated
C)Evolutionary species concept – species defined by diagnostic traits
D)Phylogenetic species concept – species defined by monophyly, being part of a monophyletic group
4
Mules are sterile hybrids produced by crossing a:
A)female horse and male donkey.
B)male horse and a female mule.
C)male horse and a female donkey.
D)female donkey and a male mule.
5
Which of the following statements is INCORRECT?
A)Animals are more likely to show polyploidy than plants.
B)Plants are able to have extra genes with no apparent physiological harm.
C)Most hybrids between plant species are sterile.
D)Polyploidy plants may not be able to reproduce sexually, but asexual reproduction may allow new chromosome combinations to survive.
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