This quiz works best with JavaScript enabled. Home > Science > Zoology – Quiz 125 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Zoology Quiz 125 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the main concern of Ecology? A) Classification of species. B) Genetic inheritance. C) Interactions with environment and other organisms. D) Study of parasites. Show Answer Correct Answer: C) Interactions with environment and other organisms. 2. Extinction means a species is ..... A) Taller. B) Doubles in population. C) Disappears completely. D) Grows horns. Show Answer Correct Answer: C) Disappears completely. 3. Barking, glowing, hissing and purring. What kind of communication are they in? A) Visual communication. B) Chemical communication. C) Auditory communication. D) Tactile communication. Show Answer Correct Answer: C) Auditory communication. 4. Ex A) Out. B) Outward. C) Inner. D) Outside. Show Answer Correct Answer: A) Out. 5. Your belly button is located on your ..... side. A) Anterior. B) Posterior. C) Dorsal. D) Ventral. Show Answer Correct Answer: D) Ventral. 6. There is a ..... chance that I'll have to travel to one of our subsidiaries in April. A) Weak. B) Light. C) Slight. D) Mild. Show Answer Correct Answer: C) Slight. 7. The heart normally beats ..... times per minute A) A 60-70. B) B 70-72. Show Answer Correct Answer: B) B 70-72. 8. Cartilaginous fish-Sharks, Skates, Rays-belong to A) Agnatha. B) Chondrichtyes. C) Osteichthyes. D) Reptile. Show Answer Correct Answer: B) Chondrichtyes. 9. Spiders, ticks, scorpions all belong to ..... A) Crustacean. B) Arachanids. C) Chilopoda. D) Insecta. Show Answer Correct Answer: B) Arachanids. 10. Ovules are born on a central column without any septa is called ..... placentation A) Armpits. B) Free central. C) Parietal. D) Marginal. Show Answer Correct Answer: B) Free central. 11. The ..... majority of Americans have never been to Europe. A) Big. B) Immense. C) Vast. D) Huge. Show Answer Correct Answer: C) Vast. 12. Which of the following animals is sedentary? A) Sponge. B) Sea anemone. C) Oyster. D) Turtle. Show Answer Correct Answer: C) Oyster. 13. What symmetry to most arthropods display? A) Radial. B) Pentaradial. C) Bilateral. D) Asymmetry. Show Answer Correct Answer: C) Bilateral. 14. What is the largest N. American salamander? A) The Newt. B) The Mudpuppy. C) The Lungless Salamander. D) He Hellbender. Show Answer Correct Answer: D) He Hellbender. 15. Meiosis division found in A) Germ cell. B) Vegetative cell. C) Hair. D) Skin. Show Answer Correct Answer: A) Germ cell. 16. Which is not an example of echinoderms? A) Anemone. B) Starfish. C) Urchin. D) Sea cucumber. Show Answer Correct Answer: A) Anemone. 17. Echinoderms are ..... A) Vertebrates. B) Invertebrates. Show Answer Correct Answer: B) Invertebrates. 18. Photosynthesis is? A) Supporting. B) Provisionary. C) Regulatory. D) Cultural. Show Answer Correct Answer: A) Supporting. 19. Po2 in tissues A) A 40 mm Hg. B) B 45 mm Hg. Show Answer Correct Answer: A) A 40 mm Hg. 20. The process of copying genetic information from one strand of DNA to RNA is termed as ..... A) Replication. B) Transcription. C) Translation. D) Reverse transcription. Show Answer Correct Answer: B) Transcription. ← 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