Arthropod Classification Quiz
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Questions and Answers

What is a characteristic of insect mouthparts?

  • They are all used for sucking liquid food.
  • They are the same in all insect species.
  • They have a single type for both solid and liquid food.
  • They are only for chewing solid food. (correct)
  • Which of the following is not a stage in the complete metamorphosis life cycle of insects?

  • Egg
  • Larva
  • Pupa
  • Juvenile (correct)
  • What type of reproduction do arthropods engage in?

  • Sexual reproduction with external fertilization
  • Asexual reproduction with external fertilization
  • Sexual reproduction with internal fertilization (correct)
  • Asexual reproduction with internal fertilization
  • How do insects with incomplete metamorphosis differ from those with complete metamorphosis?

    <p>Incomplete metamorphosis has fewer life stages.</p> Signup and view all the answers

    Which adaptation allows insects to conserve water?

    <p>Ability to close spiracles</p> Signup and view all the answers

    How do insects primarily excrete waste?

    <p>By excreting uric acid</p> Signup and view all the answers

    Which arthropods have lost the planktonic larval stage due to living on land?

    <p>Insects</p> Signup and view all the answers

    What is a common feature of arthropods in terms of reproduction?

    <p>Internal fertilization without aquatic larvae</p> Signup and view all the answers

    How do insects with pentaradial symmetry differ from those without it?

    <p>Insects with pentaradial symmetry possess a skeleton of CaCO3.</p> Signup and view all the answers

    What is the key advantage of insects' excretion through malphigian tubules and uric acid?

    <p>High water loss prevention</p> Signup and view all the answers

    How do arthropods exchange gases for respiration?

    <p>Through their tracheal system</p> Signup and view all the answers

    What type of life cycle feature do insects possess that enables their success on land?

    <p>Direct development without larval stage</p> Signup and view all the answers

    Which of the following is the primary method of reproduction in arthropods?

    <p>Internal fertilization</p> Signup and view all the answers

    What respiratory system adaptation do insects have for their high metabolic rate?

    <p>Ventilated air-filled trachea for increased oxygen supply</p> Signup and view all the answers

    What type of excretion system do insects possess?

    <p>Malpighian tubules</p> Signup and view all the answers

    How many stages are typically present in an insect life cycle?

    <p>Four</p> Signup and view all the answers

    Which adaptation allows arthropods to live on land?

    <p>Exoskeleton</p> Signup and view all the answers

    What disadvantage is associated with the arthropod exoskeleton?

    <p>It must be moulted for growth to occur</p> Signup and view all the answers

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