Zoology Final Exam 2

108 Questions | Total Attempts: 53

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Zoology Quizzes & Trivia

Questions and Answers
  • 1. 
    Which of the following is not a characteristic of centipedes? 
    • A. 

      Flattened body with 1 pair of legs per segment

    • B. 

      Open circulatory system with elongated heart and arteries

    • C. 

      Carnivorous which kill prey with a pair of poison claws

    • D. 

      Herbivores which feed mainly on decomposing plant matter

    • E. 

      Separate sexes, females are egg layers

  • 2. 
    Millipedes belong to the subphylum ______ and the class _______.
    • A. 

      Arthropoda; uniramia

    • B. 

      Uniramia; chilopoda

    • C. 

      Uniramia; diplopoda

    • D. 

      Arthropoda; insecta

    • E. 

      Uniramia; insect

  • 3. 
    Which of the following statements best describes insects?
    • A. 

      A diverse group with habitats mainly in tropical regions

    • B. 

      A group similar in abundance to the crustaceans

    • C. 

      A large group that inhabits all parts of the planet

    • D. 

      A diverse group with about 10 million different species

    • E. 

      Tropical creatures with unusual characteristics

  • 4. 
    Insects are considered highly adaptable to many different environments because
    • A. 

      They have numerous appendages

    • B. 

      Their mouthparts are designed for specific types of food

    • C. 

      They have an exoskeleton

    • D. 

      Only A and b are true

    • E. 

      A, B, and C are all true

  • 5. 
    An insect's body is composed of three segments. Each segment is covered by four plates called
    • A. 

      Tergum

    • B. 

      Pleura

    • C. 

      Sclerites

    • D. 

      Sternum

    • E. 

      Armor

  • 6. 
    The digestive system of insects is divided into 3 major sections. The foregut contains which of the following structures?
    • A. 

      Mouth, esophagus, intestine

    • B. 

      Mouth, crop, gizzard

    • C. 

      Crop, gizzard, intestine

    • D. 

      Crop, gizzard, stomach

    • E. 

      Stomach, gastric ceca, intestine

  • 7. 
    If an insect is said to be phytophagous it could also be called
    • A. 

      A carnivore

    • B. 

      A saprophyte

    • C. 

      A herbivore

    • D. 

      A decomposer

    • E. 

      A scavenger

  • 8. 
    Which of the following lists the correct thoracic segments in the correct order?
    • A. 

      Prothorax, mesothorax, metathorax

    • B. 

      Prothorax, metathorax, mesothorax

    • C. 

      Prothorax, middlethorax, hind thorax

    • D. 

      Head, thorax, abdomen

    • E. 

      Prethorax, mesothorax, metathorax

  • 9. 
    A specific parasite that always kills its host is called a 
    • A. 

      Hyperparasite

    • B. 

      Hypoparasite

    • C. 

      Parasitoid

    • D. 

      Saprophyte

    • E. 

      A really good eater

  • 10. 
    Which of the following best describes the circulatory system of insects?
    • A. 

      An open system with numerous blood vessels

    • B. 

      An open system with a single ventral blood vessel

    • C. 

      An open system with a long tubular heart

    • D. 

      A closed system with an intricate system of blood vessels

    • E. 

      A closed system with an only tubular heart

  • 11. 
    The respiratory system of insects is best described by which of the following statements
    • A. 

      A tracheal system with an intricate system of branching tubes

    • B. 

      A tracheal system with one large trachea

    • C. 

      They have no respiratory system. they breathe through their exoskeleton

    • D. 

      Book lungs connected to the outside via spiracles

    • E. 

      Spiracle open to let air directly into the body

  • 12. 
    Gas exchange in most insects occurs within the 
    • A. 

      Tracheae

    • B. 

      Air sacs

    • C. 

      Tracheoles

    • D. 

      Tracheal gills

    • E. 

      Book lungs

  • 13. 
    The main excretory organ found in insects is the
    • A. 

      Nephridia

    • B. 

      Large ventral kidney

    • C. 

      Osmonephridia

    • D. 

      Malpighian tubules

    • E. 

      Gastric ceca

  • 14. 
    The tympanic membrane is
    • A. 

      An auditory structure

    • B. 

      An olfactory structure

    • C. 

      A visual structure

    • D. 

      A tactile structure

    • E. 

      A chemoreceptor

  • 15. 
    Ommatidia are structures found in an insects
    • A. 

      Abdomen

    • B. 

      Walking legs

    • C. 

      Simple eyes

    • D. 

      Compound eyes

    • E. 

      Mouth

  • 16. 
    A praying mantis is an example of an insect which undergoes
    • A. 

      Direct metamorphosis

    • B. 

      Hemimetabolous metamorphosis

    • C. 

      Holometabolous metamorphosis

    • D. 

      Hellametabolous metamorphosis

    • E. 

      No metamorphosis at all

  • 17. 
    Diapause is best described as
    • A. 

      Hibernation

    • B. 

      Estivation

    • C. 

      A genetically determined period of dormancy

    • D. 

      A period of dormancy determined by the weather

    • E. 

      A period of dormancy determined by the abundance of food

  • 18. 
    An instar is best described as
    • A. 

      The period of time during which an insect molts

    • B. 

      The length of time it takes an insect to molt

    • C. 

      The stage in an insects life cycle when it forms a pupa

    • D. 

      The navigation system used by insects to locate mates

    • E. 

      The period of time in an insect's life cycle between molts

  • 19. 
    A pheromone is
    • A. 

      A chemical secreted by an insect to attract a mate

    • B. 

      A chemical secreted by an insect to signal the beginning of hibernation

    • C. 

      A chemical secreted by an insect to claim its territory

    • D. 

      Only A is true

    • E. 

      A, B, and C are all true

  • 20. 
    Bioluminescence is a characteristic of
    • A. 

      All insects

    • B. 

      Only insects that fly

    • C. 

      Only insects that glow

    • D. 

      Only insects that exhibit warning coloration

    • E. 

      This isn't a characteristic of insects. It applies to fish.

  • 21. 
    The endoskeleton of echinoderms is composed of
    • A. 

      Keratin ossicles

    • B. 

      Keratin spicules

    • C. 

      Calcareous ossicles

    • D. 

      Calcareous spicules

    • E. 

      None of the above

  • 22. 
    The ambulacral groove is found between the
    • A. 

      Rows of tube feet

    • B. 

      Layers of pedicellarie

    • C. 

      Radial nerves

    • D. 

      Row of dermal ossicles

    • E. 

      None of the above

  • 23. 
    The structures that keep the body surface clean of debris and protect the skin gills are called
    • A. 

      Madreporites

    • B. 

      Lateral podia

    • C. 

      Dermal Brachiae

    • D. 

      Pedicellariae

    • E. 

      None of the above

  • 24. 
    The sieve like opening into the water vascular system is called the 
    • A. 

      Madreporite

    • B. 

      Lateral podia

    • C. 

      Dermal Brachiae

    • D. 

      Pedicellariae

    • E. 

      None of the above

  • 25. 
    Many echinoderms have two parts to the stomach; these two parts are the ______ and the ______.
    • A. 

      Enzymatic, cacal

    • B. 

      Cardiac, pyloric

    • C. 

      Cecal, cardiac

    • D. 

      Pyloric enzymatic

    • E. 

      None of the above