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17.1
17.2/mixed
17.4
mixed
100
One limitation of the Linnaean classification system is that it a. allows scientists to discuss organisms. b. is based on physical characteristics alone. c. organizes organisms into groups. d. does not use organisms' common names.
What is b. is based on physical characteristics alone.
100
The embryos of both mammals and reptiles are protected by amniotic fluid. What is this type of trait called? a. cladogram b. outgroup c. derived character d. molecular evidence
What is c. derived character
100
Which of the following is the most abundant group of organisms on Earth? a. protista b. plants c. bacteria d. archaea
What is c. bacteria
100
In the 1860s, all single-celled organisms were placed in their own kingdom called a. Protista. b. Archaea. c. Eukarya. d. Bacteria.
What is a. Protista.
200
Which phrase best describes the Linnaean classification system? a. Each genus contains one species. b. The taxa are interchangeable. c. There is only one kingdom. d. Each level includes the more specific levels below.
What is d. Each level includes the more specific levels below.
200
The evolutionary history for a group of species is called a a. clade. b. phylogeny. c. convergence. d. taxonomy.
What is b. phylogeny.
200
Which of the following lists the three domains accepted by most scientists? a. Bacteria, Protista, and Eukarya b. Bacteria, Fungi, and Protista c. Eukarya, Archaea , and Bacteria d. Archaea, Prokaryote, and Eukaryote
What is c. Eukarya, Archaea , and Bacteria
200
Carl Woese divided the kingdom Monera into the kingdoms Bacteria and a. Plantae. b. Fungi. c. Protista. d. Archaea.
What is d. Archaea.
300
Which of the following would be considered the strongest evidence that two species are related to one another? a. common structures b. shared taxon c. similar genes d. same extinction pattern
c. similar genes
300
The goal of cladistics is to classify species according to a. the order in which they descended from a common ancestor. b. their ability to produce offspring. c. the geological time in which they appeared on Earth. d. mutations in their DNA.
What is a. the order in which they descended from a common ancestor.
300
Which description distinguishes eukaryotes from prokaryotes? a. Eukaryotes have a cell wall. b. Eukaryotes are multicellular. c. Eukaryotes are photosynthetic. d. Eukaryotes have a nucleus.
What is d. Eukaryotes have a nucleus.
300
Which of the following contains the most members? a. genus b. order c. family d. class
What is d. class
400
In the Linnaean system of classification, which of the following is most commonly defined as a group of organisms that can breed and produce offspring? a. phylum b. species c. genus d. order
What is b. species
400
In a cladogram, what represents the most recent common ancestor shared by a clade? a. a mark by the clade's derived character b. the overlapping of one clade upon another c. the longest branch d. the node where branches meet
What is d. the node where branches meet
400
Single-celled prokaryotes that are classified by their ability to survive extreme conditions are a. fungi. b. archaea. c. protists. d. eukaryotes.
What is b. archaea.
400
What characteristic of fungi makes them different from plants? a. They grow only in shade. b. They have a different cell membrane. c. They do not feed in the same way. d. They are prokaryotes, not eukaryotes.
What is c. They do not feed in the same way.
500
The modern classification system is mainly based on a. mutation rates. b. common ancestry. c. physical similarities. d. binomial nomenclature.
What is b. common ancestry.
500
Which of the following lists Linnaean taxa in the correct order from general to specific? a. phylum, order, family, genus b. kingdom, order, class, phylum c. family, phylum, genus, species d. class, order, species, genus
What is a. phylum, order, family, genus
500
Carl Woese divided the kingdom Monera into Bacteria and Archaea based on his finding that the two groups a. are unicellular. b. are prokaryotic. c. live in different types of environments. d. have very different rRNA.
What is d. have very different rRNA.
500
Which of the following is the most specific taxon shared by the ashy-headed goose, Chloephaga poliocephala, and the ruddy-headed goose, Chloephaga rubidiceps? a. kingdom b. species c. genus d. order
What is c. genus