Bio 2 Test - Unit 7a: Classification And Invertebrate Zoology

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Bio 2 Test - Unit 7a: Classification And Invertebrate Zoology

Questions and Answers
  • 1. 
    What phylum do jellyfish belong to?
    • A. 

      Cnidaria

    • B. 

      Mollusca

    • C. 

      Porifera

    • D. 

      Annelida

  • 2. 
    What phylum do snails and squids belong to?
    • A. 

      Cnidaria

    • B. 

      Mollusca

    • C. 

      Porifera

    • D. 

      Annelida

  • 3. 
    What phylum do earthworms belong to?
    • A. 

      Cnidaria

    • B. 

      Mollusca

    • C. 

      Porifera

    • D. 

      Annelida

  • 4. 
    Which organism was the first in the Animal Kingdom to have true tissues?
    • A. 

      Sponge

    • B. 

      Coral

    • C. 

      Jellyfish

    • D. 

      Tapeworm

  • 5. 
    Which organism is the oldest and simplest in the Animal Kingdom?
    • A. 

      Sponge

    • B. 

      Coral

    • C. 

      Jellyfish

    • D. 

      Tapeworm

  • 6. 
    The phylum Echinodermata contains which of the following?
    • A. 

      Sea stars

    • B. 

      Earthworms

    • C. 

      Lampreys

    • D. 

      Sponges

  • 7. 
    An earthworm is considered to be a more complex animal than a sponge because it
    • A. 

      Has specialized tissues.

    • B. 

      Is an invertebrate.

    • C. 

      Is an autotroph.

    • D. 

      Has radial symmetry.

  • 8. 
    How is a polyp similar to a medusa?
    • A. 

      Both are free swimming.

    • B. 

      Both have a mouth and tentacles.

    • C. 

      Both are umbrella shaped.

    • D. 

      Both are sessile filter feeders.

  • 9. 
    What is an identifying characteristic of annelids?
    • A. 

      A radula

    • B. 

      Body segmentation

    • C. 

      Larval stage in the life cycle

    • D. 

      One heart

  • 10. 
    Which of the following worms is not a parasite?
    • A. 

      Loa loa worm

    • B. 

      Leech

    • C. 

      Pin worm

    • D. 

      Earthworm

  • 11. 
    What must a roundworm do if it is to grow larger?
    • A. 

      Shed its cuticle

    • B. 

      Develop a pseudocoelom

    • C. 

      Develop crosswise muscles

    • D. 

      Develop a circulatory ststem

  • 12. 
    What term describes the tiny interlocking plates that make up an echinoderm's skeleton?
    • A. 

      Occulum

    • B. 

      Ossicles

    • C. 

      Mantle

    • D. 

      Radula

  • 13. 
    Where does a sea star digest its food?
    • A. 

      In its tube feet

    • B. 

      In the food organisms stomach

    • C. 

      In the anus

    • D. 

      In its stomach, which has been pushed out of its mouth

  • 14. 
    Which diagram depicts the sea star's oral surface?
    • A. 

      Diagram A

    • B. 

      Diagram B

    • C. 

      Neither diagram

  • 15. 
    Which of the following is NOT a specialized cell found in sponges?
    • A. 

      Choanocyte

    • B. 

      Amoebacyte

    • C. 

      Pinacocyte

    • D. 

      Cnidocyte

  • 16. 
    Which of the following is NOT a specialized cell found in cnidarians?
    • A. 

      Nerve cell

    • B. 

      Amoebacyte

    • C. 

      Contracting cell

    • D. 

      Cnidocyte

  • 17. 
    Which of the following is an example of the class Scyphozoan?
    • A. 

      Jellyfish

    • B. 

      Anemone

    • C. 

      Coral

    • D. 

      Hydra

  • 18. 
    Which of the following classes does the sea wasp belong to?
    • A. 

      Scyphozoan

    • B. 

      Anthozoan

    • C. 

      Hyrdozoan

    • D. 

      Cubozoan

  • 19. 
    Which of the following is sessile?
    • A. 

      A sponge

    • B. 

      A jellyfish

    • C. 

      A sea star

    • D. 

      A sea wasp

  • 20. 
    Which of the following has a medusa body form?
    • A. 

      Sea wasp

    • B. 

      Sea star

    • C. 

      Sand dollar

    • D. 

      Sea cucumber

  • 21. 
    Which of the following have a polyp body form?
    • A. 

      Sea wasp

    • B. 

      Sea urchin

    • C. 

      Coral

    • D. 

      Sea horse

  • 22. 
    The part of a cnidocyte that is analogous to a spring-loaded harpoon is called the ___.
    • A. 

      Nematocyst

    • B. 

      Gastrovascular cavity

    • C. 

      Mesoglea

    • D. 

      Polyp

  • 23. 
    Which of the following is NOT a feature of flatworms?
    • A. 

      Bilateral symmetry

    • B. 

      Solid body

    • C. 

      Body segments

    • D. 

      Incomplete digestive system

  • 24. 
    Which of the following is not a feature of annelids?
    • A. 

      Body segments

    • B. 

      Complete digestive system

    • C. 

      Mantle

    • D. 

      Bilateral symmetry

  • 25. 
    Which of the following includes the largest number of species?
    • A. 

      Class

    • B. 

      Family

    • C. 

      Genus

    • D. 

      Domain

  • 26. 
    In the following scientific name, which word indicates the genus of the organism? Panthera tigris
    • A. 

      Panthera

    • B. 

      Tigris

    • C. 

      Both words

    • D. 

      Neither word

  • 27. 
    If two organisms belong to the same order, what other taxonomic group must they have in common?
    • A. 

      Species

    • B. 

      Genus

    • C. 

      Phylum

    • D. 

      Family

  • 28. 
    How many domains are there in the current tree of life?
    • A. 

      Five

    • B. 

      Six

    • C. 

      Three

    • D. 

      Four

  • 29. 
    How many kingdoms are in the current tree of life?
    • A. 

      Four

    • B. 

      Five

    • C. 

      Six

    • D. 

      Eight

  • 30. 
    For this question, refer to the Dichotomous Key worksheet. What is the scientific name of Norn A?
    • A. 

      Norno kentuckyus

    • B. 

      Norno beverlus

    • C. 

      Norno yorkio

    • D. 

      Norno californius

  • 31. 
    For this question, refer to the Dichotomous Key worksheet. What is the scientific name of Norn B?
    • A. 

      Norno kentuckyus

    • B. 

      Norno beverlus

    • C. 

      Norno dallus

    • D. 

      Norno californius

  • 32. 
    For this question, refer to the Dichotomous Key worksheet. What is the scientific name of Norn F?
    • A. 

      Norno rajus

    • B. 

      Norno beverlus

    • C. 

      Norno dallus

    • D. 

      Norno walawala

  • 33. 
    For this question, refer to the Dichotomous Key worksheet. What is the scientific name of Norn C?
    • A. 

      Norno rajus

    • B. 

      Norno beverlus

    • C. 

      Norno dallus

    • D. 

      Norno walawala

  • 34. 
    For this question, refer to the Dichotomous Key worksheet. What is the scientific name of Norn D?
    • A. 

      Norno kentuckyus

    • B. 

      Norno beverlus

    • C. 

      Norno yorkio

    • D. 

      Norno californius

  • 35. 
    For this question, refer to the Dichotomous Key worksheet. What is the scientific name of Norn E?
    • A. 

      Norno kentuckyus

    • B. 

      Norno beverlus

    • C. 

      Norno yorkio

    • D. 

      Norno californius