Standardized Test Prep

Multiple Choice

1. Which of the following is NOT a characteristic of Linnaeus's system for naming organisms?

   1. two-part name

   2. multipart name describing several traits

   3. name that identifies the organism's genus

   4. name that includes the organism's species identifier

2. In which of the following are the Linnaean ranks in correct order?

   1. phylum, kingdom, species

   2. genus, order, family

   3. kingdom, phylum, class

   4. order, class, family

3. In the six-kingdom system of classifying living things, which kingdoms contain unicellular organisms?

   1. Eubacteria only

   2. Eubacteria and “Protista” only

   3. Archaebacteria only

   4. Eubacteria, Archaebacteria, Plantae, and “Protista”

4. If species A and B have very similar genes, which of the following statements is probably true?

   1. Species A and B shared a relatively recent common ancestor.

   2. Species A evolved independently of species B for a long period.

   3. Species A and species B are the same species.

   4. Species A is older than species B.

5. The taxon called Eukarya is a(n)

   1. order.

   2. phylum.

   3. kingdom.

   4. domain.

6. Members of the kingdom “Protista” are classified into

   1. two domains.

   2. three domains.

   3. three species.

   4. three kingdoms.

Questions 7–9

The cladogram below shows the evolutionary relationships among four groups of plants.

d

7. Which of the following groups, taken by themselves, do NOT form a clade?

   1. cone-bearing plants and flowering plants

   2. ferns, cone-bearing plants, and flowering plants

   3. mosses and ferns

   4. mosses, ferns, cone-bearing plants, and flowering plants

8. Which of the following groups share the most recent common ancestor?

   1. cone-bearing plants and flowering plants

   2. mosses and ferns

   3. mosses and cone-bearing plants

   4. ferns and flowering plants

9. Which derived character appeared first during the course of the plants' evolution?

   1. seeds

   2. flowers

   3. embryo

   4. vascular tissues

Open-Ended Response

10. Why have biologists changed many of Linnaeus's original classifications of organisms?

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