This quiz works best with JavaScript enabled. Home > Science > Zoology – Quiz 15 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Zoology Quiz 15 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Air moving around a bird's wing changes in speed and direction, creating a/an ..... force that keeps the bird in the air. A) Upward. B) Downward. C) Sideways. D) Backward. Show Answer Correct Answer: A) Upward. 2. Since snakes prey on frogs, an increase in the frog population causes an increase in the snake population. A) Density-dependent. B) Density-independent. Show Answer Correct Answer: A) Density-dependent. 3. Order of amphibians that includes frogs and toads A) Caudata. B) Anura. C) Gymnophiona. D) None of above. Show Answer Correct Answer: B) Anura. 4. What type of body covering does a mammal have? A) Dry, scaly skin. B) Skin with feathers. C) Skin with hair. D) Skin with scales. Show Answer Correct Answer: C) Skin with hair. 5. Imagine you're in a world where organisms within a population are throwing a party, and each one shows up with tiny, unique variations. Which creative process picks out these novel (new) forms, making the party more diverse and interesting? A) Gradualism. B) Multiplication of species. C) Perpetual change. D) Natural selection. Show Answer Correct Answer: D) Natural selection. 6. Which part of the sponge body is a large opening at the top of the central cavity through which water leaves the sponge? A) Meenchyme. B) Spongocoel. C) A kiss. D) Ostia. Show Answer Correct Answer: C) A kiss. 7. When humans select desirable traits to be passed down to offspring A) Natural selection. B) Artificial selection. Show Answer Correct Answer: B) Artificial selection. 8. Which of the following is a correct description of the polyp body form? A) It is sessile and the tentacles and mouth point downward. B) It is sessile and the mouth and tentacles point upward. C) It is mobile and the tentacles and mouth point downward. D) It is mobile and the tentacles and mouth point upward. Show Answer Correct Answer: B) It is sessile and the mouth and tentacles point upward. 9. Which of the following is a worm with a flat body? A) Rotifer. B) Fan worm. C) Ascaris. D) Tape worm. Show Answer Correct Answer: D) Tape worm. 10. Darwin's sparrows are examples of which of the following? A) A link organisms. B) Seasonal depression. C) E adaptive diffusion. D) Fly Parasitic Lifestyle. Show Answer Correct Answer: C) E adaptive diffusion. 11. Scientists use a system called ..... to group organisms. A) Family trees. B) Taxonomy. Show Answer Correct Answer: B) Taxonomy. 12. Is A) Me. B) You. C) Us. D) Them. Show Answer Correct Answer: A) Me. 13. ..... is the study of fishes. A) Biology. B) Ichthyology. C) Taxonomy. D) Physiology. Show Answer Correct Answer: B) Ichthyology. 14. What is phylogeny? A) A type of ancient bacteria. B) Something scientists no longer use today. C) Discovery of new species. D) Evolutionary history. Show Answer Correct Answer: D) Evolutionary history. 15. What is the term for a trait that is no longer functional but remains in a reduced or functionless form? A) Exaptation. B) Structural adaptation. C) Vestigial trait. D) Behavioral adaptation. Show Answer Correct Answer: C) Vestigial trait. 16. What type of skeleton do echinoderms have? A) Exoskeleton. B) Hydrostatic skeleton. C) Endoskeleton. D) Mesenteric skeleton. Show Answer Correct Answer: C) Endoskeleton. 17. Butterfly-Buckeye A) True. B) False. Show Answer Correct Answer: A) True. 18. Which is an example of a crinoid? (lily-like) A) Brittle star. B) Sear star. C) Sea lily. D) Sea cucumber. Show Answer Correct Answer: C) Sea lily. 19. Why was it necessary for primitive cultures to know their surroundings? A) For entertainment purposes. B) To communicate with other cultures. C) For survival. D) To find their way back home. Show Answer Correct Answer: C) For survival. 20. What characteristic does someone possess if they are "tenacious" ? A) Easily discouraged and giving up quickly. B) Holding fast, persistent, determined. C) Carefree and laid-back. D) None of above. Show Answer Correct Answer: B) Holding fast, persistent, determined. ← 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