This quiz works best with JavaScript enabled. Home > Science > Biology > Zoology – Quiz 174 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Zoology Quiz 174 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. When did animals first originate? A) In the Precambrian seas over 600 million years ago. B) During the Jurassic period. C) 100 million years ago. D) At the beginning of the Cambrian explosion. Show Answer Correct Answer: A) In the Precambrian seas over 600 million years ago. 2. Who is the father of genetics? A) Mendel. B) Robert Hooke. C) Robert Brown. D) Alexander Fleming. Show Answer Correct Answer: A) Mendel. 3. The structure of heart was described by A) A William Harvey. B) B Raymond de viessens. Show Answer Correct Answer: B) B Raymond de viessens. 4. The study of the kinds of organisms and the evolutionary relationships among them is known as ..... A) Systematics. B) Phylogenetics. C) Taxonomy. D) Zoology. Show Answer Correct Answer: B) Phylogenetics. 5. What is cell specialization? A) Cells becoming less specialized over time. B) All cells performing the same function. C) Cells taking on specific tasks and shapes. D) Cells losing their specific functions. Show Answer Correct Answer: C) Cells taking on specific tasks and shapes. 6. The molecule which acts directly on an enzyme to lower its catalytic rateis ..... A) Repressor. B) Inhibitor. C) Modulator. D) Regulator. Show Answer Correct Answer: B) Inhibitor. 7. Which of the following animal stays in the desert? A) Camel. B) Leopard. C) Snake. D) Chipmunk. Show Answer Correct Answer: A) Camel. 8. Which feature does not help the beaver to be a great swimmer? A) Its flat, hairless tail. B) Its long front teeth. C) Valves that close their eyes and ears underwater. D) Its waterproof fur. Show Answer Correct Answer: B) Its long front teeth. 9. This person is credited with the development of palaeontology. he studied fossils from different layers of rock, or stratum, and found the that the deeper down or older the fossil was, the less similar it was to modern animals, which gave evidence to evolution. He explained this by saying many disasters happened in the past. A) Darwin. B) Wallace. C) Cuvier. D) Lyell. Show Answer Correct Answer: C) Cuvier. 10. Percent of animals that are chordates (vertebrates) A) 5%. B) 50%. C) 95%. D) 100%. Show Answer Correct Answer: A) 5%. 11. A ..... is the remains or evidence of an ancient organism. A) Paleontologist. B) Fossil. C) Preserved. D) Extinct. Show Answer Correct Answer: B) Fossil. 12. Is the regular/seasonal journey of an animal from one place to another and sometimes back. A) Migration. B) Circadian Rhythm. C) Hibernation. D) Cooperative Behavior. Show Answer Correct Answer: B) Circadian Rhythm. 13. What is the function of the mouth on a snail? A) To breath. B) To eat. C) To attack their predators. D) To communicate. Show Answer Correct Answer: B) To eat. 14. ..... is essential for forming haemoglobin in the blood A) Calcium. B) Iron. C) Phosphorus. D) Magnesium tags2. Show Answer Correct Answer: B) Iron. 15. Where are nautilus usually found? A) Near the bottom of the water; 50-500m deep. B) The surface of the water. C) The shore. D) The reefs. Show Answer Correct Answer: A) Near the bottom of the water; 50-500m deep. 16. The smallest bird is A) Cuckoo. B) Humming bird. C) Woodpecker. D) Kite. Show Answer Correct Answer: B) Humming bird. 17. If a person is undergoing artificial pace make transplant, then at which of the following structure of heart electrodes are connected A) Because of the difference. B) AV node. C) Left ventricle. D) Right ventricles. Show Answer Correct Answer: D) Right ventricles. 18. What is the name of the classification system scientist use to classify organisms? A) Biology Chart. B) Taxonomy. C) Graphs. D) Lists. Show Answer Correct Answer: B) Taxonomy. 19. Which RNA carries the amino acids from the amino acid pool to mRnA during protein synthesis? A) RRNA. B) MRNA. C) /RNA. D) HnRNA. Show Answer Correct Answer: C) /RNA. 20. Why is it important to raise awareness about the importance of biodiversity? A) To protect and manage natural habitats. B) To decrease the population size of endangered species. C) To create new species through controlled breeding. D) To prevent the loss of genetic variation within populations. Show Answer Correct Answer: A) To protect and manage natural habitats. ← PreviousNext →Related QuizzesScience QuizzesZoology Quiz 1Zoology Quiz 2Zoology Quiz 3Zoology Quiz 4Zoology Quiz 5Zoology Quiz 6Zoology Quiz 7Zoology Quiz 8Zoology Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books