Part 2: MCQ PDF

📝 Part 2: MCQ Multiple Choice Questions 1. What type of body cavity do Platyhelminthes have? a) Pseudoceolomate b) Euceolomate c) Aceolomate d) No body cavity 2. Which character...

📝 Part 2: MCQ Multiple Choice Questions 1. What type of body cavity do Platyhelminthes have? a) Pseudoceolomate b) Euceolomate c) Aceolomate d) No body cavity 2. Which characteristic is unique to Cephalopods among molluscs? a) Bilateral symmetry b) Shell coiling c) Multiple arms/tentacles d) Radula 3. What type of metamorphosis involves egg, larva, pupa, and adult stages? a) Incomplete metamorphosis b) Complete metamorphosis c) Simple metamorphosis d) No metamorphosis 4. Which class of echinoderms uses Aristotle's lantern for feeding? a) Asteroidea b) Holothuroidea c) Echinoidea d) Ophiuroidea 5. What type of skeleton do echinoderms possess? a) Hydrostatic skeleton b) Endoskeleton Part 2: MCQ 1  c) Calcareous skeleton with ossicles d) Exoskeleton 6. Which fish class has dermal denticles instead of typical scales? a) Myxini b) Chondrichthyes c) Actinopterygii d) Sarcopterygii 7. What is the primary function of the lateral line in fish? a) Breathing b) Sensing movement and vibration c) Filter feeding d) Swimming 8. How many temporal openings do Diapsid skulls have? a) None b) One c) Two d) Three 9. Which structure in the amniotic egg stores waste products and aids in respiration? a) Chorion b) Amnion c) Allantois d) Yolk sac 10. What is the main difference between catadromous and anadromous migration? a) Direction of migration b) Swimming speed c) Age at migration d) Distance traveled 11. Which characteristic is NOT a feature of arthropods? a) Exoskeleton b) Segmented body Part 2: MCQ 2  c) Notochord d) Jointed appendages 12. What is the primary function of the water vascular system in echinoderms? a) Digestion b) Reproduction c) Locomotion d) Blood circulation 13. Which group of molluscs exhibits asymmetric shell coiling? a) Cephalopods b) Bivalves c) Gastropods d) Polyplacophora 14. What type of nervous system do cnidarians have? a) Nerve ladder b) Nerve net c) Central nervous system d) Peripheral nervous system 15. Which characteristic distinguishes salamanders from lizards? a) Presence of scales b) Moist, smooth skin c) Pointed tail d) Large hind limbs 16. What is the main function of mammary glands in mammals? a) Temperature regulation b) Milk production c) Waste removal d) Hormone production 17. Which group of fish has a protocercal tail type? a) Sharks b) Ray-finned fish c) Hagfish d) Lobe-finned fish Part 2: MCQ 3  18. What type of feeding method do sea cucumbers typically use? a) Filter feeding with tentacles b) Extending stomach out c) Scraping with Aristotle's lantern d) Catching food with arms 19. How many pairs of legs per segment do millipedes have? a) One pair b) Two pairs c) Three pairs d) Four pairs 20. Which is NOT one of the five chordate characteristics? a) Notochord b) Dorsal hollow nerve cord c) Exoskeleton d) Post-anal tail Answers 1. c) Aceolomate 2. c) Multiple arms/tentacles 3. b) Complete metamorphosis 4. c) Echinoidea 5. c) Calcareous skeleton with ossicles 6. b) Chondrichthyes 7. b) Sensing movement and vibration 8. c) Two 9. c) Allantois 10. a) Direction of migration 11. c) Notochord 12. c) Locomotion Part 2: MCQ 4  13. c) Gastropods 14. b) Nerve net 15. b) Moist, smooth skin 16. b) Milk production 17. c) Hagfish 18. a) Filter feeding with tentacles 19. b) Two pairs 20. c) Exoskeleton Short Answer Questions Part 2: MCQ 5