NAME________________________________________ ENTO 208 TEST #1 ______1. Which of the following is characteristic of all arthropods? A. Segmented Appendages B. Chitinous Exoskeleton C. Segmented Body D. All of the Above ______2. On which of the following segmental plates are the spiracles always located? A. Notum B. Pleuron C. Sternum D. Tergum ______3. Transport of which of the following is not a function of the insect circulatory system? A. Digested Foods B. Metabolic Wastes C. Gases D. Hormones ______4. Which of the following types of development, characterized by embryonic development and hatching outside the body of the female, best describes the process by which most insects reproduce? A. Oviparous B. Ovoviviparous C. Viviparous D. Larviparous ______5. Which of the following are necessary for arthropod-borne infectious disease to occur? A. Pathogen B. Vector C. Host D. All of the Above ______6. Which of the following arthropod classes contains the greatest number of species? A. Insecta B. Crustacea C. Arachnida D. Chilopoda ______7. Which of the following appendages forms the protective sheath of the proboscis in insects with haustellate mouthparts? A. Labrum B. Mandibles C. Hypopharynx D. Labium ______8. In which of the following regions of the insect alimentary canal is food chemically digested and absorbed? A. Crop B. Ventriculus C. Proventriculus D. Anterior Intestine ______9. Which of the following terms best describes insect growth? A. Repetitious B. Continuous C. Discontinuous D. Persistent _____10. Which of the following types of disease transmission is dependent upon frequent, interrupted feeding attempts on the part of the arthropod? A. Mechanical B. Propagative C. Cyclo-Developmental D. Cyclo-Propagative _____11. Major groups of similarly related insects are placed into which of the following categories of the biological classification system? A. Class B. Order C. Family D. Genus _____12. What is the minimum number of stylets that must always be present in insects with haustellate mouthparts? A. 2 B. 3 C. 4 D. 6 _____13. Which of the following structures is not part of the insect ventral nerve cord? A. Brain B. Ganglia C. Commissures D. Segmental Nerves_____14. Which of the following layers of the insect exoskeleton constitutes the outermost body covering of an arthropod immediately after shedding its caste skin? A. Waxy Layer B. Exocuticle C. Endocuticle D. Hypodermis _____15. Which of the following is an infectious agent that is directly responsible for producing clinical disease in a susceptible individual? A. Vector B. Pathogen C. Carrier D. Host _____16. Which of the following is not a venomous arthropod? A. Scorpion B. Centipede C. Millipede D. Spider _____17. Which of the following is not a characteristic of all insects? A. Antennae B. Wings C. Legs D. Thorax _____18. Which of the following are the excretory organs of insects? A. Malpighian Tubules B. Colon C. Anterior Inestine D. Rectum _____19. Which of the following terms best describes the process by which an insect changes it shape or form during the time that it matures from an egg to an adult? A. Molting B. Development C. Metamorphosis D. Metabolism _____20. Which of the following types of disease transmission is characterized by passage of the pathogen from one arthropod generation to another through the egg? A. Mechanical B. Propagative C. Cyclo-Developmental D. Transovarian _____21. Which of the following characters are used to classify arthropods into classes? A. Legs B. Antennae C. Body Regions D. All of the Above _____22. Which of the following terms best describes the dorsal (top) plate of an insect abdominal segment? A. Notum B. Pleuron C. Sternum D. Tergum _____23. Which of the following regions of the insect digestive system functions in the reabsorption of water? A. Anterior Intestine B. Colon B. Posterior Intestine D. Rectum _____24. Immatures of insects characterized by which of the following types of metamorphosis are always aquatic? A. No Metamorphosis B. Gradual Metamorphosis C. Incomplete Metamorphosis D. Complete Metamorphosis _____25. Which of the following terms best describes the presence of an ectoparasite on a host? A. Invasion B. Infestation C. Infection D. Intrusion _____26. Members of which of the following arthropod classes are primarily aquatic? A. Crustacea B. Arachnidae C. Insecta D. Chilopoda _____27 Which of the following mouthpart appendages is most responsible for cutting and grinding of solid food material in insects with mandibulate mouthparts? A. Labrum B. Mandibles C. Maxillae D. Hypopharynx_____28. Which of the following is not a part of the insect respiratory system? A. Trachea B. Spiracles C. Tergum D. Tracheoles _____29. Which of the following regions of the female insect reproductive system stores the male gametes after mating? A. Seminal Vesicle B. Accessory Glands C. Spermathecae D. Vas Deferens _____30. Which of the following terms best describes a host which exhibits clinical disease symtoms? A. Reservoir Host B. Secondary Host C. Susceptible Host D. Intermediate Host _____31. Adults of which of the following arthropods has the largest surface to volume ratio? A. Butterfly B. Mite C. Grasshopper D. Lobster _____32. Which of the insect thoracic segments never bears wings? A. Prothorax B. Mesothorax C. Metathorax D. Pterothorax _____33. Which of the following regions of the insect alimentary canal is a muscular area which aids in the ingestion of food? A. Pharynx B. Esophagus C. Proventriculus D. Rectum _____34. Which of the following terms best describes the immature stage of any insect? A. Young B. Nymph C. Instar D. Larva _____35. Which of the following terms describes an insect which may be either free living or parasitic? A. Ectoparasite B. Facultative Parasite C. Endoparasite D. Obligatory Parasite _____36. Which of the following is the largest insect order? A. Fleas B. Termites C. Beetles D. Lice _____37. The terminal end of which of the following mouthpart appendages is modified into a fleshy, sponge-like structure termed the labellum in the house fly? A. Labrum B. Mandibles C. Maxillae D. Labium _____38. Which of the following aids
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