This quiz works best with JavaScript enabled. Home > Science > Zoology – Quiz 155 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Zoology Quiz 155 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is the largest phylum? A) Arthropoda. B) Annelids. C) Mollusca. D) Coelenterates. Show Answer Correct Answer: A) Arthropoda. 2. ..... is a state of inactivity that occurs in some animals when outside temperatures are cold. A) Hibernation. B) Behavior. C) Instinct. D) Migration. Show Answer Correct Answer: C) Instinct. 3. Can heterotrophic protozoa be divided into? A) Phagotrophs or holozoans:ingest visible food particles; osmotrophic or saprozoic:ingest food in soluble form. B) Organotrophs:ingest visible food particles; osmotrophic or saprozoic:ingest food in soluble form. C) Phagosomes:ingest visible food particles; osmotrophic or saprozoic:ingest food in soluble form. D) Autotrophs:ingest visible food particles; osmotrophic or saprozoic:ingest food in soluble form. Show Answer Correct Answer: A) Phagotrophs or holozoans:ingest visible food particles; osmotrophic or saprozoic:ingest food in soluble form. 4. Mammals that have sharp canine like teeth are in the families of either A) Caniform or felidae. B) Marsupial or primate. C) Reptiles or amphibians. D) Arthropods or gastropods. Show Answer Correct Answer: A) Caniform or felidae. 5. The nerve that runs down each arm of the starfish is the A) Nerve ring. B) Radial nerve. C) Stone nerve. D) Ampulla. Show Answer Correct Answer: B) Radial nerve. 6. Which of the following are not a true cells in the blood? A) Platelets. B) Neutrophils. C) Monocytes. D) Basophils. Show Answer Correct Answer: A) Platelets. 7. The patagium that stretched between their fourth finger and body was reinforced by stretchy fibers called ..... A) Actinofibrillae. B) Fossil. C) Hair. D) Bones. Show Answer Correct Answer: A) Actinofibrillae. 8. Dominant alleles are represented by a: A) Male gene. B) Lowercase letter. C) Recessive trait. D) Capital letter. Show Answer Correct Answer: D) Capital letter. 9. Two types of ..... are circadian rhythms and migration. A) Cyclic behaviors. B) Social behaviors. C) Learned behaviors. D) None of the above. Show Answer Correct Answer: A) Cyclic behaviors. 10. The arteries close to the heart have ..... blood pressure A) A high. B) B low. Show Answer Correct Answer: A) A high. 11. Which of the following is a worm with a segmented body? A) Hookworm. B) Leech. C) Fluke. D) Earthworm. Show Answer Correct Answer: D) Earthworm. 12. Is a threatening behavior that one animal uses to gain control over another. A) Pheromone. B) Territory. C) Aggression. D) Society. Show Answer Correct Answer: D) Society. 13. Organs that filter the waste from the blood A) Stomach. B) Kidney. C) Pancreas. D) Esophagus. Show Answer Correct Answer: B) Kidney. 14. Grasshopper, dragonfly and bees belong to Class Arachnida. A) True. B) False. Show Answer Correct Answer: B) False. 15. Base your answer(s) to the following question(s) on the diagram below that shows variations in the beaks of finches in the Galapagos Islands and on your knowledge of biology. The diversity of species seen on the Galapagos Islands is mostly due to A) Gene manipulation by scientists. B) Gene changes resulting from mitotic cell division. C) Natural selection. D) Selective breeding. Show Answer Correct Answer: C) Natural selection. 16. Which of the following animals is an arthropods? A) Earthworm. B) Jellyfish. C) Clam. D) Bee. Show Answer Correct Answer: D) Bee. 17. The physical appearance of a trait is known as the- A) Genotype. B) Phenotype. C) Homozygous. D) Intelligence. Show Answer Correct Answer: B) Phenotype. 18. What structure forms in the prophase along which the chromosomes move? A) Spindle fiber. B) Chromosome. C) Microtubule. D) Chromatid. Show Answer Correct Answer: A) Spindle fiber. 19. Amphibians start out life in ..... like a fish, breathing with ....., then they eventually develop legs and ..... and live on land. A) Water/gills/lungs. B) Water/lungs/gills. C) Mud/gills/lungs. D) Air/gills/lungs. Show Answer Correct Answer: A) Water/gills/lungs. 20. What does the study of animal behavior involve? A) Studying animal habitats. B) Observing and analyzing animal actions and interactions. C) Studying animal genetics. D) Analyzing animal physiology. Show Answer Correct Answer: B) Observing and analyzing animal actions and interactions. ← PreviousNext →Related QuizzesZoology Quiz 1Zoology Quiz 2Zoology Quiz 3Zoology Quiz 4Zoology Quiz 5Zoology Quiz 6Zoology Quiz 7Zoology Quiz 8Zoology Quiz 9Zoology Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books