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Classify invertebrates

5th grade (Year 6 in England) · 16 questions · Common Core: NGSS.4-LS1-1 · England: KS2 Y6 Living things and their habitats

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  1. Question 1

    Three of these are arachnids. Which one is NOT?

    • A. scorpion
    • B. shrimp
    • C. tick
    • D. harvestman

  2. Question 2

    Which invertebrate group does this belong to: octopus?

    • A. insect
    • B. arachnid
    • C. crustacean
    • D. mollusc

  3. Question 3

    A woodlouse lives under logs in the garden. Which group is it in?

    • A. crustaceans, like crabs
    • B. molluscs
    • C. arachnids
    • D. insects

  4. Question 4

    Three of these are crustaceans. Which one is NOT?

    • A. scorpion
    • B. crab
    • C. woodlouse
    • D. shrimp

  5. Question 5

    Which invertebrate group does this belong to: mussel?

    • A. insect
    • B. arachnid
    • C. crustacean
    • D. mollusc

  6. Question 6

    A woodlouse lives under logs in the garden. Which group is it in?

    • A. insects
    • B. crustaceans, like crabs
    • C. arachnids
    • D. molluscs

  7. Question 7

    Three of these are molluscs. Which one is NOT?

    • A. snail
    • B. mussel
    • C. octopus
    • D. woodlouse

  8. Question 8

    Which invertebrate group does this belong to: grasshopper?

    • A. insect
    • B. arachnid
    • C. crustacean
    • D. mollusc

  9. Question 9

    Why did scientist Carl Linnaeus give every species a two-part scientific name?

    • A. To hide species from people.
    • B. So scientists everywhere use the same name for the same species.
    • C. To make names longer.
    • D. Because animals asked for names.

  10. Question 10

    Three of these are molluscs. Which one is NOT?

    • A. octopus
    • B. scorpion
    • C. snail
    • D. slug

  11. Question 11

    Which invertebrate group does this belong to: bee?

    • A. insect
    • B. arachnid
    • C. crustacean
    • D. mollusc

  12. Question 12

    A woodlouse lives under logs in the garden. Which group is it in?

    • A. crustaceans, like crabs
    • B. insects
    • C. arachnids
    • D. molluscs

  13. Question 13

    Three of these are insects. Which one is NOT?

    • A. butterfly
    • B. slug
    • C. bee
    • D. ant

  14. Question 14

    Which invertebrate group does this belong to: bee?

    • A. insect
    • B. arachnid
    • C. crustacean
    • D. mollusc

  15. Question 15

    Why did scientist Carl Linnaeus give every species a two-part scientific name?

    • A. So scientists everywhere use the same name for the same species.
    • B. To hide species from people.
    • C. To make names longer.
    • D. Because animals asked for names.

  16. Question 16

    Three of these are crustaceans. Which one is NOT?

    • A. crab
    • B. woodlouse
    • C. lobster
    • D. slug

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Answer key: Classify invertebrates

  1. 1. B. shrimp

  2. 2. D. mollusc

  3. 3. A. crustaceans, like crabs

  4. 4. A. scorpion

  5. 5. D. mollusc

  6. 6. B. crustaceans, like crabs

  7. 7. D. woodlouse

  8. 8. A. insect

  9. 9. B. So scientists everywhere use the same name for the same species.

  10. 10. B. scorpion

  11. 11. A. insect

  12. 12. A. crustaceans, like crabs

  13. 13. B. slug

  14. 14. A. insect

  15. 15. A. So scientists everywhere use the same name for the same species.

  16. 16. D. slug