Diplopoda MCQs December 4, 2025September 28, 2024 by u930973931_answers 30 min Score: 0 Attempted: 0/30 Subscribe 1. Diplopoda is commonly known as: (A) Millipedes (B) Centipedes (C) Insects (D) Worms 2. Millipedes primarily have what type of body structure? (A) Flat (B) Cylindrical (C) Triangular (D) Irregular 3. What is the primary diet of most millipedes? (A) Carnivorous (B) Detritivorous (C) Herbivorous (D) Omnivorous 4. Diplopoda is classified under which phylum? (A) Arthropoda (B) Mollusca (C) Annelida (D) Echinodermata 5. How many legs do millipedes typically have? (A) 10 to 20 (B) 50 to 60 (C) 30 to 400 (D) 100 to 200 6. The name 'Diplopoda' refers to: (A) Single legs (B) Triple legs (C) Double legs (D) No legs 7. Which of the following is TRUE about millipedes? (A) They have a venomous bite (B) They have wings (C) They are primarily nocturnal (D) They have compound eyes 8. Millipedes are primarily found in which type of habitat? (A) Aquatic (B) Terrestrial (C) Desert (D) Arboreal 9. Which of the following statements is FALSE regarding millipedes? (A) They can curl into a ball for defense (B) They have hard exoskeletons (C) They breathe through gills (D) They possess a pair of antennae 10. The primary excretory organs in millipedes are called: (A) Malpighian tubules (B) Nephridia (C) Kidneys (D) Spiracles 11. How many body segments do millipedes typically have? (A) 5 to 10 (B) 15 to 100 (C) 200 to 800 (D) 100 to 400 12. Which of the following is NOT a feature of millipedes? (A) Two pairs of legs per body segment (B) Venomous fangs (C) A hard exoskeleton (D) Long antennae 13. Which sensory structure helps millipedes navigate their environment? (A) Compound eyes (B) Antennae (C) All of the above (D) Sensilla 14. What is the primary function of the millipede's legs? (A) Feeding (B) Locomotion (C) Defense (D) Reproduction 15. Which of the following is a common predator of millipedes? (A) Birds (B) Frogs (C) All of the above (D) Snakes 16. Millipedes typically reproduce through: (A) Asexual reproduction (B) Fission (C) Budding (D) Sexual reproduction 17. The lifespan of a typical millipede can range from: (A) A few weeks (B) 50 years (C) 10 years (D) Several months to a few years 18. Which of the following is a common species of millipede? (A) Lithobius (B) Scolopendra (C) Julus (D) Geophilus 19. The coloration of millipedes is often: (A) Brightly colored for warning (B) Dull to blend with their environment (C) Only black and white (D) Vivid blue and green 20. Millipedes can release chemicals for: (A) Attraction (B) Movement (C) Digestion (D) Defense 21. Which of the following body parts is NOT found in millipedes? (A) Antennae (B) Mandibles (C) Wings (D) Segmented body 22. Millipedes typically have what type of circulatory system? (A) Open (B) Closed (C) Neither (D) Fully developed 23. The head of a millipede typically contains: (A) Gills (B) Compound eyes and mouthparts (C) Wings (D) Spiracles 24. Which of the following is a unique defense mechanism of some millipedes? (A) Chemical secretion (B) Bioluminescence (C) Camouflage (D) Speed 25. The primary purpose of the millipede's hard exoskeleton is to: (A) Provide color (B) Aid in locomotion (C) Protect against predators (D) Help in respiration 26. Millipedes primarily communicate through: (A) Chemical signals (B) Sound (C) Body movements (D) Light patterns 27. Which class do millipedes belong to? (A) Myriapoda (B) Insecta (C) Arachnida (D) Crustacea 28. The habitat of most millipedes includes: (A) Dry deserts (B) Rocky mountains (C) Ocean floors (D) Moist forests and leaf litter 29. Which of the following best describes the movement of millipedes? (A) Fast and agile (B) Erratic and unpredictable (C) Slow and methodical (D) Leaping 30. What role do millipedes play in the ecosystem? (A) Predators (B) Herbivores (C) Pollinators (D) Decomposers