This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Zoology – Quiz 25 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Zoology Quiz 25 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What kind of animal is Elephant? A) Invertebrate. B) Vertebrate. Show Answer Correct Answer: B) Vertebrate. 2. The total weight of an atom is equal to the number of A) Protons & Electrons. B) Protons and Neutrons. C) Electrons and Neutrons. D) Protons, electrons and neutrons. Show Answer Correct Answer: B) Protons and Neutrons. 3. Taxa cannot be subdivided into smaller groupings. A) False-phylum cannot be divided. B) False-they can be divided. C) False-classes cannot be divided. D) True. Show Answer Correct Answer: B) False-they can be divided. 4. What is hibernation? A) When an animal goes to a warmer place in the winter. B) When an animal goes into a deep sleep in the winter. C) When an animal plays in the winter. D) None of above. Show Answer Correct Answer: B) When an animal goes into a deep sleep in the winter. 5. Cells that have a high energy requirement generally have many A) Nucleus. B) Mitochondria. C) Ribosomes. D) Chloroplast tags4. Show Answer Correct Answer: B) Mitochondria. 6. Chordates were first appeared in the period A) Devonian. B) Cambrian. C) Silurain. D) Ordovician. Show Answer Correct Answer: D) Ordovician. 7. A tadpole growing into an adult frog is an example of ..... A) Molting. B) Brooding. C) Amphibian. D) Complete Metamorphosis. Show Answer Correct Answer: D) Complete Metamorphosis. 8. Which of the following is not true when comparing scientific and common names? A) Scientific names vary from place to place. B) Common names can vary from place to place. C) Scientific names are written in Latin. D) Common names can inaccurately describe the organism and be confusing. Show Answer Correct Answer: A) Scientific names vary from place to place. 9. This structure is responsible for moving water in and out of the water vascular system. A) Madreporite. B) Ampoules. C) Radial canals. D) Ring canal. Show Answer Correct Answer: A) Madreporite. 10. The dental formula of an adult man is A) 2321/2321. B) 3216/3216. C) 2123/2123. D) 1632/1632. Show Answer Correct Answer: C) 2123/2123. 11. Which of the following is an example of a crustacean? A) Bumble bee. B) Squid. C) Crab. D) Earth worm. Show Answer Correct Answer: C) Crab. 12. B cells play a major role in immunity A) Prevention of respiratory diseases. B) Antibody disease prevention. C) Natural disease prevention. D) All of the above. Show Answer Correct Answer: B) Antibody disease prevention. 13. If all a crocodilians eggs stay warm, they will be ..... crocodilians. A) Male and female. B) Male. C) Female. D) None of above. Show Answer Correct Answer: B) Male. 14. An invertebrate with a soft, unsegmented body; most are protected by a hard outer shell. A) Mollusk. B) Cnidarian. C) Flatworm. D) Arthropod. Show Answer Correct Answer: A) Mollusk. 15. This group of lizard-hipped dinosaurs were huge herbivores that walked on all fours. A) Ornithischia. B) Sauropods. C) Theropods. D) Saurischia. Show Answer Correct Answer: B) Sauropods. 16. Basic unit of taxonomic hierarchy is A) Kingdom. B) Phylum. C) Species. D) Class. Show Answer Correct Answer: C) Species. 17. Which types of movements are possible in vertebrates and invertebrates? A) Swimming. B) Flying. C) Jumping. D) Walking. E) All of these. Show Answer Correct Answer: E) All of these. 18. Which of the following is specialized connective tissue? A) The blood. B) Bone. C) Cartilage. D) All of the above. Show Answer Correct Answer: D) All of the above. 19. Induced breeding technique is used in ..... A) Marine fishery. B) Capture fishery. C) Culture fishery. D) Inland fishery. Show Answer Correct Answer: C) Culture fishery. 20. An organisms scientific name is made of (in order) ..... A) Genus, species. B) Genus, kingdom. C) Species. D) Species, class. Show Answer Correct Answer: A) Genus, species. 21. The cat that form strong, supporting, and caring social groups that stick together and nurture each other is the ..... A) Bobcat. B) Tiger. C) Lion. D) Leopard. Show Answer Correct Answer: C) Lion. 22. Which of the following is fluid connective tissue? A) The blood. B) Bone. C) Cartilage. D) All of the above. Show Answer Correct Answer: A) The blood. 23. The production of differences among the traits of different individuals A) Heredity. B) Variation. C) Macromolecules. D) Alleles. Show Answer Correct Answer: B) Variation. 24. Most fishes have a ..... that helps them move up and down in the water or remain at a given depth. A) Oxygen tank. B) Swim bladder. Show Answer Correct Answer: B) Swim bladder. 25. The gland located in the roof of the mouth is A) B adenoids. B) A lymphoid. Show Answer Correct Answer: A) B adenoids. 26. Nephridia of the type are found in earthworms A) Ah 3. B) A 2. Show Answer Correct Answer: A) Ah 3. 27. Mosquito belong to the phylum ..... A) Arthropod. B) Mollusca. C) Annelies. D) Choredate. Show Answer Correct Answer: A) Arthropod. 28. Which does not belong to the group? A) Cytoplasm. B) Nucleus. C) Mitochondria. D) Cell membrane. Show Answer Correct Answer: C) Mitochondria. 29. What is natural selection? A) Animals that have acquired traits to survive and reproduce. B) Animals who pick who they want to mate with. C) People pick the mates for the animals. D) People change the DNA of animals to make them have desired traits. Show Answer Correct Answer: A) Animals that have acquired traits to survive and reproduce. 30. Identify the correct phylum:anemone A) Echinoderms. B) Cnidarians. C) Porifera. D) Mollusca. E) Worms (annelida, nematoda, plathelminths). Show Answer Correct Answer: B) Cnidarians. 31. Speciation that occurs in populations that have overlapping ranges; indigo birds are an example A) Allopatric speciation. B) Parapatric speciation. C) Sympatric speciation. D) Phyletic gradualism. Show Answer Correct Answer: C) Sympatric speciation. 32. In Taxonomic Ranking animals are put into groups because they have similar ..... A) Parents. B) Characteristics. C) Friends. D) Jobs. Show Answer Correct Answer: B) Characteristics. 33. Other than DNA polymerase, which are the enzymes involved in DNA synthesis? A) Topoisomerase. B) Helicase. C) RNA primase. D) All of these. Show Answer Correct Answer: D) All of these. 34. Which subclass of the molluscan class Gastropoda includes terrestrial forms that perform gas exchange by way of a primitive lung? A) Subclass Opisthobranchia. B) Subclass Pulmonata. C) Subclass Parabaranchia. D) None of these-snails don't have lungs. Show Answer Correct Answer: B) Subclass Pulmonata. 35. How many chambers are in the heart of a bony fish? A) 1. B) 3. C) 2. D) 4. Show Answer Correct Answer: C) 2. 36. Paleontologists not only have to study science, but also ....., which helps them "fill in the gaps" when they look at dinosaur fossils: A) Geology. B) Biology. C) Music. D) Art. Show Answer Correct Answer: D) Art. 37. What do you call it when one species benefits AND the other species benefits? A) Commensalism. B) Mutualism. C) Parasitism. D) Predation. Show Answer Correct Answer: B) Mutualism. 38. This is the basic unit of life A) Nucleus. B) The cell. C) Blood. D) Heart. Show Answer Correct Answer: B) The cell. 39. ..... animals regulate their body temperature on their own, producing heat internally, while ..... animals depend on the temperature of their surroundings to regulate their temperature for them. A) Warm-blooded, cold-blooded. B) Cold-blooded, warm-blooded. Show Answer Correct Answer: A) Warm-blooded, cold-blooded. 40. These molluscs are laterally compressed, have a hinged shell, and live on the ocean floor. A) Bivalves. B) Mollusca. C) Cephalopods. D) Gastropods. E) Limpets. Show Answer Correct Answer: A) Bivalves. 41. What class of arthropod does this organism belong to? A) Class Bug. B) Class Insecta. C) Class Arachnida. D) Class Crustacea. Show Answer Correct Answer: B) Class Insecta. 42. Which Phylum has jointed appendages? A) Monera. B) Mollusca. C) Protista. D) Arthropoda. Show Answer Correct Answer: D) Arthropoda. 43. Dogs and cats are in the order of A) Birds. B) Amphibians. C) Mammals. D) Reptiles. Show Answer Correct Answer: C) Mammals. 44. Bony fishes use ..... to breathe and have color vision. (Note:Answer in plural form) A) Osteichthyes. B) Gills. C) Elasmobranchs. D) Cartilage. Show Answer Correct Answer: B) Gills. 45. An animals which feed on both plants and animals A) Herbivores. B) Carnivores. C) Omnivores. D) None tags2. Show Answer Correct Answer: C) Omnivores. 46. Human Insulin was formed of ..... amino acids A) B 21. B) A 51. Show Answer Correct Answer: B) A 51. 47. What are the only marsupials in the New World? A) Opossums. B) Kangaroos. C) Koalas. D) Wombats. Show Answer Correct Answer: A) Opossums. 48. You identify a small living organism that is eating something at your feet. It's visible but pretty tiny, you take it to a lab and find that it has cell walls made of chitin. Which is its domain and kingdom? A) P filter, dispute. B) Eukaryotes, Fungi. C) Prokaryote, Plant. D) Eukaryote, Plant. Show Answer Correct Answer: B) Eukaryotes, Fungi. 49. Who gave us the modern day classification system? A) Aristotle. B) Ray. C) Linnaeus. D) Van Leeuwenhoek. E) None of the above. Show Answer Correct Answer: C) Linnaeus. 50. Moth-grasshopper A) True. B) False. Show Answer Correct Answer: B) False. 51. Hawks, penguin and ostrich are examples of? A) Amphibians. B) Fish. C) Reptiles. D) Aves. Show Answer Correct Answer: D) Aves. 52. The idea that those individuals with traits that make them best suited for their environment will live the longest, reproduce, and pass those traits on is A) Adaptive radiation. B) Artificial selection. C) Microevolution. D) Natural selection. Show Answer Correct Answer: D) Natural selection. 53. Which is NOT a class of mollusks? A) Cephalopods. B) Nematodes. C) Bivalves. D) Gastropods. Show Answer Correct Answer: B) Nematodes. 54. The vertebral column in endoskeletons provides protection for animals in the following way: A) Protects the central nerve cord. B) Allows for muscles to act against it to support the animal and allow it move and escape danger. C) None of the above. D) All of the above. Show Answer Correct Answer: D) All of the above. 55. Water vascular system is a distinctive feature of ..... A) Mollusca. B) Annelids. C) Echinoderms. D) Chordates. Show Answer Correct Answer: C) Echinoderms. 56. Blood travels from the left ventricle through this valve when heading to the aorta. A) Pulmonary Valve. B) Aortic Valve. C) Tricuspid Valve. D) Mitral Valve. Show Answer Correct Answer: B) Aortic Valve. 57. Animals, like a kangaroo, give live birth to very underdeveloped babies. The babies then complete their development in the mothers pouch are called A) Monotremes. B) Reptiles. C) Placentals. D) Marsupials. Show Answer Correct Answer: D) Marsupials. 58. The baby frog will hatch ..... days after being laid A) 365. B) 30. C) 4. D) 21. Show Answer Correct Answer: D) 21. 59. An animal that is hunted and killed by another for food A) Predator. B) Carnivores. C) Prey. D) Ungulates. Show Answer Correct Answer: C) Prey. 60. What is the name of the Echinoderm system that has interconnected canals and tube feet? A) Muscular. B) Water-vascular. C) Circulatory. D) Respiratory. Show Answer Correct Answer: B) Water-vascular. ← 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