BY124 SI – Mock Exam II (Ch. 31-34)

  1. Fungi:
  2. Are heterotrophic organisms that get their nutrition directly from photosynthesis.
  3. Secrete hydrolytic exoenzymes to breakdown their food.
  4. Are often saprobes that absorb nutrients from living hosts.
  5. Ingest their food before digesting it.
  6. None of the above
  1. Parasitic fungi have modified hyphae called _____, which penetrate and absorb nutrients from host tissues.
  2. Haustoria
  3. Mycelia
  4. Asci
  5. Basidia
  6. None of the above
  1. In contrast to plants, the cell walls of fungi are composed of _____.
  2. Lignin
  3. Peptidoglycan
  4. Cellulose
  5. Chitin
  6. Pectin
  1. Diploid cells are produced during which stage of fungal reproduction?
  2. Plasmogamy
  3. Meiosis
  4. Karyogamy
  5. A & C only
  6. All of the above
  1. Which choice below represents the correct order of events in fungal sexual reproduction?
  2. Karyogamy, plasmogamy, germination, meiosis
  3. Plasmogamy, karyogamy, meiosis, germination
  4. Meiosis, plasmogamy, germination, karyogamy
  5. Germination, plasmogamy, karyogamy, meiosis
  6. Plasmogamy, karyogamy, germination, meiosis
  1. All of these can be used to describe a member of both Kingdom Fungi and Kingdom Animalia, except?
  2. Eukaryotic cells
  3. Asexual reproduction
  4. Cells comprised of chitin
  5. Parasitic
  6. Flagellated spores
  1. During asexual reproduction in ascomycetes, the _____ produce _____.
  2. Basidia; basidiospores
  3. Asci; ascospores
  4. Conidiophores; conidia
  5. Ova; flagellated spores
  6. None of the above
  1. Chytrids:
  2. Are the most primitive fungi.
  3. Can be found in colonies with hyphae.
  4. Have flagellated spores, called zoospores.
  5. A & C only
  6. All of the above
  1. You decide to send a picture of the fungus you have growing in your dorm shower to Dr. Cusic for extra credit. She offers to give you an A on Exam II if you could correctly identify which phylum this fungus belongs to. Which answer choice would allow you to correctly identify the phylum?
  2. You eat the fungus andsuffer from psychedelic hallucinations.
  3. You use the microscope you stole from the lab to discover that the spores do not possess flagella
  4. Each cell is separated by septae
  5. All of the above
  6. None of the above
  1. Hyphae with two nuclei per cell are called _____.
  2. Diploid
  3. Dikaryotic
  4. Multicellular
  5. Haploid
  6. None of the above
  1. Deuteromycetes:
  2. Are the most ancient fungi.
  3. Are predatory fungi.
  4. Include the fungal components of lichens.
  5. Are fungi with no known sexual reproduction stage.
  6. All of the above
  1. Which of the following structural components are common to both fungal and animal cells?
  2. Collagen
  3. Chitin
  4. Cellulose
  5. A & C only
  6. None of the above
  1. What is the correct sequential order found in early animal development?
  2. Cleavage, gastrulation, blastulation
  3. Cleavage, blastulation, gastrulation
  4. Blastulation, gastrulation, cleavage
  5. Blastulation, cleavage, gastrulation
  6. None of the above
  1. How are sponges different from all other animals?
  2. They are completely sessile.
  3. They have radial symmetry and are suspension feeders.
  4. They are not multicellular.
  5. A & B only.
  6. None of the above
  1. Gastrulation results in the formation of the _____.
  2. Mesoderm
  3. Blastocoel
  4. Archenteron
  5. A & C only
  6. All of the above
  1. Which of these is not believed to be a reason for the rapid evolution experienced during the Cambrian Explosion?
  2. Predator/prey relationships
  3. Hox genes
  4. Increased oxygen
  5. Fox P-2 gene
  6. All of the above
  1. Deuterostome development is characterized by the _____.
  2. Radial cleavage of the eight-cell stage.
  3. Anal development from the blastopore during the gastrula stage.
  4. Folding of the archenteron to form the body cavity during the gastrula stage.
  5. A & C only
  6. All of the above
  1. Cephalization is _____.
  2. The formation of a coelom by budding from the archenteron.
  3. The concentration of sensory organs in a head region.
  4. Commonly found in animals with radial symmetry.
  5. The formation of a tail.
  6. None of the above
  1. A true coelom _____.
  2. Is a cavity completely lined by mesoderm.
  3. Allows organs to grow and move independently of the outer body wall.
  4. May be used as a skeleton by soft-bodied coelomates.
  5. Provides support for internal organs.
  6. All of the above
  1. Which of the following characteristics is found only in animals?
  2. Flagellated sperm
  3. Heterotrophic nutrition
  4. Hox genes
  5. A & C only
  6. All of the above characteristics are exclusive to animals
  1. Which of the following is not descriptive of a pseudocoelomate?
  2. Body cavity incompletely lined by mesoderm
  3. True tissues
  4. Triploblastic
  5. Radial symmetry
  6. All of the above characteristics describe a pseudocoelomate
  1. What body symmetry and form of locomotion would one expect from an animal that actively moves around?
  2. Radial; swim
  3. Radial; float
  4. Bilateral; swim
  5. Bilateral; float
  6. None of the above
  1. Sponges have _____.
  2. No real symmetry
  3. True tissues
  4. Choanocytes
  5. A & C only
  6. All of the above
  1. All of the following animals have a gastrovascular cavity for digestion EXCEPT _____.
  2. Sea wasps
  3. Flukes
  4. Ribbon worms
  5. All of the above animals have a gastrovascular cavity
  6. None of the above animals have a gastrovascular cavity
  1. Hermaphrodites _____.
  2. Contain male sex organs
  3. Contain female sex organs
  4. Usually cross-fertilize
  5. A & B only
  6. All of the above
  1. Which of the following combinations of phylum and characteristics is INCORRECT?
  2. Annelida – segmentation; closed circulatory system; hydrostatic skeleton
  3. Nematoda – alimentary canal; tough cuticle; circular muscles
  4. Rotifera – parthenogenesis; crown of cilia; microscopic animals
  5. Brachiopoda – lophophore; stalked; hinged shells
  6. All of the above are incorrect
  1. All of the following animals are coelomates EXCEPT _____.
  2. Brachiopods
  3. Earthworms
  4. Leeches
  5. Tapeworms
  6. Snails
  1. Torsion _____.
  2. Results in a U-shaped digestive tract in gastropods
  3. Is characteristic of all molluscs
  4. Is responsible for the spiral growth of bivalve shells
  5. Describes the thrashing movement of nematodes
  6. Results in the molting of insects
  1. All of the following structures function in suspension feeding EXCEPT _____.
  2. Snail radulas
  3. Ectoproct lophophores
  4. Sponge choanocytes
  5. Clam gills
  6. All of the above function in suspension feeding
  1. Scorpions differ from insects in that they have _____.
  2. An exoskeleton
  3. Hemolymph
  4. Chelicerae
  5. Tracheal systems
  6. Jointed appendages
  1. Cephalopods are the only molluscs _____.
  2. That reproduce sexually
  3. With segmented bodies
  4. With a closed circulatory system
  5. A & C only
  6. All of the above
  1. This animal can fertilize its eggs without the addition of sperm:
  2. Choanoflagellates
  3. Basidiomycetes
  4. Sponges
  5. Planarians
  6. Rotifers
  1. The proglottids of a tapeworm contain an elaborate _____ system.
  2. Sensory
  3. Circulatory
  4. Digestive
  5. Attachment
  6. Reproductive
  1. Some digestion in sponges takes place in the _____.
  2. Amoebocytes
  3. Spongocoel
  4. Osculum
  5. A & C only
  6. All of the above
  1. Which of the following animals are most closely related to spiders?
  2. Scorpions
  3. Pill bugs
  4. Millipedes
  5. Mosquitoes
  6. Grasshoppers
  1. Which of the following animals have lophophores?
  2. Ectoprocts
  3. Brachiopods
  4. Cephalopods
  5. A & B only
  6. All of the above
  1. Pharyngeal slits appear to have functioned first as _____.
  2. Mouth openings
  3. Gill slits for respiration
  4. Components of the jaw
  5. Portions of the inner ear
  6. Suspension-feeding devices
  1. Which of the following is not a derived characteristic of craniates?
  2. A mineralized endoskeleton
  3. Cranium or skull
  4. Cephalization with sensory organs
  5. Heart with at least two chambers
  6. All of the above are characteristics of craniates
  1. Which of the following is incorrectly paired with its gas exchange mechanism?
  2. Amphibians – skin and lungs
  3. Reptiles – lungs
  4. Bony fishes – swim bladder
  5. A & C only
  6. None of the above are incorrectly paired
  1. Which of the following is a type of lobe-finned animal?
  2. Lampreys
  3. Hagfishes
  4. Ray-finned fishes
  5. Sharks
  6. None of the above
  1. Which of these represents the earliest lineage of vertebrates?
  2. Sharks
  3. Hagfishes
  4. Lampreys
  5. Lancelets
  6. None of the above
  1. Oviparity is a reproductive strategy that _____.
  2. Protects the embryo inside the mother
  3. Is necessary for flying vertebrates
  4. Is used by both reptiles and some sharks
  5. A & C only
  6. All of the above
  1. Amniotes were the first animals to _____.
  2. Have eggs with hard outer shells
  3. Have a neck that separates the head from the shoulders
  4. Use their ribcages to ventilate their lungs
  5. A & C only
  6. All of the above
  1. Sharks maintain their buoyancy by _____.
  2. Storing excess oil in their livers
  3. Inflating their swim bladders
  4. Increasing uric acid concentrations in their tissues, which makes them hypertonic to their surroundings
  5. A & C only
  6. All of the above
  1. The Devonian period is known as the _____.
  2. Age of Gnathostomes
  3. Age of Fishes
  4. Age of Amphibians
  5. Age of Reptiles
  6. None of the above
  1. Homo sapiens are believed to have evolved from:
  1. Australopithecus afarensis
  2. Homo habilis
  3. Homo erectus
  4. Homo neanderthalenis
  5. None of the above
  1. Which characteristic would not help you determine if an animal was a new world monkey or an old world monkey?
  1. Whether it lives primarily in trees or on land
  2. The size of its arms
  3. The color of its buttocks
  4. The direction its nostrils open
  5. All of the above would help you determine which type of monkey it is
  1. Homo sapiens were the first hominins to leave Africa.
  1. True
  2. False
  1. Which animals lay an amniotic egg?
  1. Reptiles and Birds
  2. Sharks
  3. Mammals
  4. Insects
  5. Both A and C
  1. In many instances of incomplete metamorphosis, the _____.
  1. Adult retains juvenile characteristics
  2. Adult and juvenile stages do not compete for similar resources
  3. Adult and juvenile stages compete for similar resources
  4. All of the above
  5. None of the above

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