This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Zoology – Quiz 66 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Zoology Quiz 66 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. They have a tree-like or a fan-like appearance. A) Class Hydrozoa. B) Class Scyphozoa. C) Class Anthozoa. D) None of above. Show Answer Correct Answer: A) Class Hydrozoa. 2. Phylum Rotifera is also called A) Rotifer. B) Roundworms. C) Flatworms. D) Tapeworm. Show Answer Correct Answer: A) Rotifer. 3. Which of the following is a warm-blooded animal? A) Lizard. B) Eel. C) Whale. D) Penguin. Show Answer Correct Answer: C) Whale. 4. The solubility of co2 is ..... % higher than that of o2 A) B 20-25 times. B) A 20-30 times. Show Answer Correct Answer: A) B 20-25 times. 5. Stores the liquid wastes produced by the embryo A) Amnion. B) Yolk bag. C) Allantois. D) Chorion. Show Answer Correct Answer: C) Allantois. 6. Which TYPE of mollusk is most intelligent? A) Bivalve. B) Gastropod. C) Cephalopods. D) None of above. Show Answer Correct Answer: C) Cephalopods. 7. True or False?Spiders have spinnerts at the end of their abdomen that are used to make webs. A) True. B) False. Show Answer Correct Answer: A) True. 8. What class contains species such as nudibranchs, snails, and slugs? A) Gastropods. B) Aves. C) Reptile. D) Mammalia. Show Answer Correct Answer: A) Gastropods. 9. All reptiles breathe using their ..... A) Mouth. B) Nose. C) Gills. D) Lungs. Show Answer Correct Answer: D) Lungs. 10. What phylum includes sponges? A) Chordates. B) Porifera. C) Echinoderms. D) Cnidarians. Show Answer Correct Answer: B) Porifera. 11. Tiger belong to which family ..... A) Felidae. B) Big Cat. C) Small Cat. D) All the above. Show Answer Correct Answer: A) Felidae. 12. Malabari is commonly known as Tellicherry goat. State True/ False. A) False. B) True. Show Answer Correct Answer: B) True. 13. Duck beongs to the genus ..... A) Gallus. B) Anas. C) Lecanora. D) Cygnus. Show Answer Correct Answer: B) Anas. 14. The cat that lives in India and has the worst reputation for eating humans is the ..... A) Black panther. B) Bengal tiger. C) Asiatic lion. D) African lion. Show Answer Correct Answer: B) Bengal tiger. 15. This type of muscle has no striations and is involuntary, which means that we cannot consciously control it. A) Skeletal. B) Smooth. C) Cardiac. D) None of above. Show Answer Correct Answer: B) Smooth. 16. What did Aristotle use to classify organisms? A) Their DNA. B) Their habitats. C) Their colors. D) Their structural similarities. Show Answer Correct Answer: D) Their structural similarities. 17. What does the analysis and interpretation of data in zoology help explain? A) Patterns in diet. B) Patterns in behavior. C) Patterns in habitat. D) Patterns in structure and function. Show Answer Correct Answer: D) Patterns in structure and function. 18. The hard bony flap protecting the gills of Osteichthyes is called ..... A) Aquatic. B) Operculum. C) Keratin. D) Amphi. Show Answer Correct Answer: B) Operculum. 19. Most mollusks breathe via ..... A) Their moist skin. B) Their nervous system. C) Lungs. D) Gills. Show Answer Correct Answer: D) Gills. 20. Which collects data on temperature, wind etc A) Meteorological department. B) Labarotory thermometer. C) Both. D) None tags1. Show Answer Correct Answer: A) Meteorological department. 21. The age of solar system and earth as around ..... years A) 4.5-4.6 Million years. B) 4-5 Million years. C) 4.5-4.6 billion years. D) 4-5 billion years. Show Answer Correct Answer: C) 4.5-4.6 billion years. 22. Plants are predominantly autotrophs, with some heterotrophic exceptions. A) True. B) False. Show Answer Correct Answer: A) True. 23. Study of snakes is called A) Ornithology. B) Herpatology. C) Helminthology. D) Ophiology. Show Answer Correct Answer: D) Ophiology. 24. Which is the smallest taxa? A) Genus. B) Class. C) Kingdom. D) Tomorrow. E) Species. Show Answer Correct Answer: E) Species. 25. Which animals use chemical communication? A) Dog. B) Goose. C) Cat. D) Skunk. Show Answer Correct Answer: D) Skunk. 26. All turtles can pull their heads and extremities into their shells. A) False. B) True. Show Answer Correct Answer: A) False. 27. How gills do Gastropods have? A) 4. B) 3. C) 1. D) 2. Show Answer Correct Answer: D) 2. 28. The mulluscs foot is used for A) Substrate attachment. B) Feeding. C) Locomotion. D) Both a & c are correct. Show Answer Correct Answer: D) Both a & c are correct. 29. Snakes don't have a backbone since they can coil up A) False. B) True. Show Answer Correct Answer: A) False. 30. Parts that have no apparent function in modern animals but clearly evolved from functioning structures in ancestors are A) Analogous structures. B) Homologous structures. C) Adaptations. D) Vestigial structures. Show Answer Correct Answer: D) Vestigial structures. 31. What is the study of how animals have evolved over time called? A) Adaptation. B) Genetics. C) Natural selection. D) Evolutionary biology. Show Answer Correct Answer: D) Evolutionary biology. 32. They year 2003 was celebrated as the 50th anniversary of discovery of A) Transposons by Barbare Me Clintock. B) Structure of DNA by Watson and Crick. C) Mendel's laws of inheritance. D) Biotechnology by Kary Muliis. Show Answer Correct Answer: B) Structure of DNA by Watson and Crick. 33. Falling leaves no longer trigger fear response to baby birds. A) Taxis. B) Reflex. C) Imprinting. D) Habituation. Show Answer Correct Answer: D) Habituation. 34. At the first sign of danger, most snakes and lizards crawl away. A) True. B) Fales. Show Answer Correct Answer: A) True. 35. Which mammal lives in water and has blowholes A) Cetaceans. B) Rodents. C) Sirenians. D) Pinnipeds. Show Answer Correct Answer: A) Cetaceans. 36. What type of symmetry does a sponge have? A) Bilateral symmetry. B) Asymmetry. C) No symmetry. D) Radial symmetry. Show Answer Correct Answer: B) Asymmetry. 37. Identify the animal that belongs to the given class. Porifera A) Segmented worms. B) Flatworms. C) Microscopic aquatic animals. D) Sponge. Show Answer Correct Answer: D) Sponge. 38. In a heterozygous genotype, the ..... allele takes over in the phenotype. A) Recessive. B) Dominant. C) Lower case letter. D) Both. Show Answer Correct Answer: B) Dominant. 39. Organisms in this kingdom are single celled, eukaryotic, and ingest or produce food. A) Monera or Eubacteria. B) Protista. C) The animal. D) Plantae. E) Archaea. Show Answer Correct Answer: B) Protista. 40. Select the odd one w.r.t. uricotelic animals: A) Snake. B) Lizard. C) Mammals. D) Insects. Show Answer Correct Answer: C) Mammals. 41. The term for the animal that a parasite lives on/in is: A) Host. B) Fuel. C) Micro-organism. D) Vector. Show Answer Correct Answer: D) Vector. 42. Which of the following is an egg-laying mammal? A) Whale. B) Kangaroo. C) Duck-billed Platypus. D) Bat. Show Answer Correct Answer: C) Duck-billed Platypus. 43. Which of the following cell organelles are non-membranous and found in both prokaryotic and eukaryotic cells A) Lysosome. B) Ribosome. C) Mitochondria tags4. D) Vacuoles. Show Answer Correct Answer: B) Ribosome. 44. HOW MANY ARMS DOES A SQUID HAVE? A) EIGHT. B) THREE. C) TEN. D) ONE. Show Answer Correct Answer: A) EIGHT. 45. Study of disease causing organisms A) Botany. B) Embryology. C) Pathology. D) Anatomy. Show Answer Correct Answer: C) Pathology. 46. Raccoons are active at ..... A) Day. B) Night. C) Day and night. D) Dusk. Show Answer Correct Answer: B) Night. 47. Which of the following animals typically exhibits radial symmetry? A) Penguin. B) Starfish. C) Dog. D) Butterfly. Show Answer Correct Answer: B) Starfish. 48. Describe something as "majestic." What does it mean? A) Ugly and unpleasant. B) Having grandeur, beauty, or dignity. C) Small and insignificant. D) None of above. Show Answer Correct Answer: B) Having grandeur, beauty, or dignity. 49. Oxygenated blood is brought from the lungs to the heart through the ..... A) Pulmonary Arteries. B) Pulmonary Veins. C) Aorta. D) Vena Cava. Show Answer Correct Answer: B) Pulmonary Veins. 50. Class of annelids that includes leeches A) Oligochaeta. B) Daytime near. Show Answer Correct Answer: B) Daytime near. 51. Which kingdom does the organism that lives in a hot spring belong to? A) Protist. B) Plant. C) Animal. D) Archaebacteria. Show Answer Correct Answer: D) Archaebacteria. 52. Amphibians breathe through their ..... A) Nose. B) Skin. C) Ears. D) Mouth. Show Answer Correct Answer: B) Skin. 53. Which of the following attributes is NOT accurate for members of the Animalia Kingdom? A) Multi-cellular. B) Has a nervous system. C) Uses photosynthesis to produce food. D) Can move from place to place. Show Answer Correct Answer: C) Uses photosynthesis to produce food. 54. An animal that does not have a vertebral column A) Invertebrate. B) Homeotherm. C) Spinal cord. D) Cranium. Show Answer Correct Answer: A) Invertebrate. 55. Which of the following is not an example of a cnidarian? A) Anemone. B) Coral. C) Starfish. D) Jellyfish. Show Answer Correct Answer: C) Starfish. 56. Hey there, marine life enthusiast! Can you tell us which of these fascinating creatures belong to the phylum Mollusca? A) The colorful Sea slugs. B) The slow-moving Snails. C) The mysterious Squid. D) All of these amazing creatures. Show Answer Correct Answer: D) All of these amazing creatures. 57. The study of similarities and differences among structures of living species A) Uniformitarianism. B) Comparative Anatomy. C) Analogous Structure. D) Homologous Structure. Show Answer Correct Answer: B) Comparative Anatomy. 58. What happened during the Hadean Eon? A) The Moon formed, the Earth was covered by hot lava and molten rock. The Earth had also gone through the Late Bombardment Stage. B) The first oceans formed, along with the first continent, oxygen also began to appear on Earth, along with bacteria. C) Earth was covered with snow, and ice being known as the snowball Earth. D) The dinosaurs went extinct, the most believed theory being a meteor wiping them out. Show Answer Correct Answer: A) The Moon formed, the Earth was covered by hot lava and molten rock. The Earth had also gone through the Late Bombardment Stage. 59. Are organisms in the phylum Porifera Vertebrates or Invertebrates? Why? A) Vertebrates because they lack a true back bone. B) Invertebrates because they have a true back bone. C) Invertebrates because they lack a true back bone. D) Vertebrates because they have a true back bone. Show Answer Correct Answer: C) Invertebrates because they lack a true back bone. 60. An elephant gets a drink of water when it gets thirsty. What is this an example of? A) A learned response to an external stimulus. B) An instinctive response to an external stimulus. C) A learned response to an internal stimulus. D) An instinctive response to an internal stimulus. Show Answer Correct Answer: D) An instinctive response to an internal stimulus. ← PreviousNext →Related QuizzesScience QuizzesGeneral Knowledge QuizzesZoology Quiz 1Zoology Quiz 2Zoology Quiz 3Zoology Quiz 4Zoology Quiz 5Zoology Quiz 6Zoology Quiz 7Zoology Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books