Exam 3 Practice Questions10/11

  1. All chordates are vertebrates:
  2. True
  3. False
  1. What is a notochord?
  2. A flexible skeletal rod supporting the body in most embryonic vertebrates
  3. Pharyngeal slits located on the sides of an organism’s pharynx
  4. The post-anal tail present in chordates
  5. The region of the central nervous system that leads to cephalization
  1. ______nerve cord forms the central nervous system in vertebrates, whereas other phyla usually have ______nerve cords:
  2. Solid, ventral/ hollow, dorsal
  3. Muscular, dorsal/ solid, ventral
  4. Hollow, dorsal/ solid, ventral
  5. Hollow, muscular/ hollow, ventral
  1. ______and ______are the two invertebrate subphyla within phylum chordata:
  2. Vertebrata & Urochordata
  3. UrochordataCephalochordata
  4. Cephlochordata & Vertebrata
  5. UrochordataMyxinoidea
  1. Lancelets, members of subphylum ______, are ______:
  2. Vertebrata/ colonial and colorful
  3. Vertebrata/ organisms that possess a veterbral column that encloses the dorsal nerve cord
  4. Cephalochordata/capable of using their pharyngeal slits for suspension feeding
  5. Cephalochordata/ considered “sea squirts”
  1. Echinodermata have a unique water vascular system that is used in:
  2. Excretion and feeding
  3. Gas exchange
  4. Movement
  5. All of the above
  1. The four defying characteristics of phylum chordata are:
  2. A muscular, post-anal tail present during the adult stage
  3. A flexible rod located between the nerve cord and gut-
  4. A muscular, post-anal tail present at some point of the organism’s life
  5. Pharyngeal slits along the sides of the pharynx
  6. A dorsal nerve cord that leads to the formation of the CNS in vertebrates
  7. A, C, D, and E
  8. B, C, D, and E
  9. B, D, and E
  1. Members of subphylum Vertebrata different from subphylum Urochordata in that:
  2. Urochordata possess a notochord, a nerve cord, and a tail while Vertebrata do not
  3. Urochordata are chordates with a cartilaginous skull while the Vertebrata have bony skulls
  4. Vertebrata include the hagfish that lack a vertebral column while Urochordata possess a vertebral column that encloses the dorsal nerve cord
  5. Vertebrata posses all the chordate characteristics while having pronounced cephalization and a vertebral column while larvae in Urochordata are free-swimming and possess a nerve cord
  1. All of the following are major events in vertebrate history EXCEPT for:
  2. adapting to reproducing on land
  3. development of a bony endoskeleton
  4. having free-swimming larva
  5. producing more complex excretory and circulatory system
  6. All of the above are major events
  7. A, B, and D
  8. A, B, C, and D
  1. Which of the following are INCORRECTLY paired together?
  2. Actinopterygii = skates, rays, and sharks
  3. Chondrichthyes = hag fish
  4. Amphibians= salamanders, frogs, and toads
  5. Amniotes = vertebrate animals without an aquatic larval stage
  6. B and D
  7. A and D
  8. A and B
  1. In addition to possessing all of the vertebrate and chordate characteristics, all mammals are capable of doing/ possessing what else?
  1. In your own words, what is so advantageous about possessing an amniotic egg?
  1. Match the following with the correct terms (more than one number will match each letter).
  2. Monotremes:
  3. Marsupials:
  4. Eutherians:
  1. Which of the following is NOT a member of class Reptilia?
  2. Snakes
  3. Salamanders
  4. Birds
  5. Turtles
  1. Define the following terms:
  2. Hyphae:
  3. Septa:
  4. Coenocytic hyphae:
  5. Mycelium:
  1. All fungi are ______and acquire their nutrients by absorption:
  2. chemoautotrophs
  3. photoheterotrophs
  4. photoorganoheterotrophs
  5. chemoorganoheterotrophs
  1. The five primary phylums of kingdom fungi are as follows:
  2. Microsporidians
  3. The “sac” fungi:
  4. The “club” fungi:
  5. 80% of all plants have a mycorrhizal relationship with members of this phylum:
  6. Some members of this polyphyletic group undergo alternation of generations, while others produce a their 2n zygotes within a zygosporangium:
  1. The production of a flagella are unique to group ______because of ______:
  2. Ascomycota/ their mutualistic relationships with plants
  3. Ascomycota/ their cell walls
  4. Chytrids/ living in primarily aquatic environments
  5. Chytrids/ their ability to be parisites to amphibians
  1. Define the following:
  2. Endomycorrhizae:
  3. Ectomycorrhizae:
  1. Plasmogamy is:
  2. The fusion of two or more nuclei without the fusion of the plasma membranes/ cytoplasmic contents
  3. The fusion of two or more fungi
  4. The fusion of two or more gametes unique to fungi
  5. The fusion of two or more plasma membranes/ cytoplasmic contents without the fusion of nuclei
  1. Basidiomycota primarily reproduce sexually, whereas Ascomycota heavily rely on their conidia, or asexual spores, for reproduction.
  2. True
  3. False
  1. Because fungi are more closely related to eukaryotes, they too possess male and female gametes.
  2. True
  3. False
  1. Meiosis produces ______, while mitosis produces ______:
  2. 4 genetically identical haploid cells/ 2 genetically identical daughter cells
  3. 4 genetically distinct haploid cells/ 2 genetically identical daughter cells
  4. 2 genetically identical diploid cells/ 4 genetically identical daughter cells
  5. 2 genetically distinct diploid cells/ 4 genetically distinct daughter cells
  1. Morels are members of phylum basidiomycota.
  2. True
  3. False
  1. Yeasts are ______and bud asexually.
  2. unicellular members of Ascomycota
  3. unicellular members of lichens
  4. multicellular members of glomeromycota
  5. multicellular members of Ascomycota
  1. Lichens are able to perform photosynthesis because of their mutualistic associations with:
  2. Algae
  3. Cyanobacteria
  4. Vascularized plants
  5. Both A and B
  1. List and describe the characteristics of the three morphological forms of lichen:
  1. The following is a photo of which phylum?
  1. Ascomycota
  2. Basidiomycota
  3. Porifera
  4. Lichens
  1. The following is a photo of which phylum?

  1. Ascomycota
  2. Basidiomycota
  3. Porifera
  4. Lichens
  1. Members of this phylum have muscle and nervous tissue, but no cephalization in adults
  2. Hemichordate
  3. Chordate
  4. Echinodermata
  5. Arthropoda
  1. Chondrichthyes include all of the following EXCEPT:
  2. Rays
  3. Ray-finned fish
  4. Sharks
  5. Skates