This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 2 Nutrition In Animals – Quiz 23 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 2 Nutrition In Animals Quiz 23 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is longest part of the alimentary canal? A) Oesophagus. B) Large intestine. C) Small intestine. D) Stomach. Show Answer Correct Answer: C) Small intestine. 2. Chemical digestion starts in the mouth due to A) Chewing. B) Saliva. C) Air. D) Chemical digestion does not happen in the mouth. Show Answer Correct Answer: B) Saliva. 3. What is the role of the pancreas in digestion? A) To produce digestive enzymes. B) To absorb nutrients. C) To store bile. D) To break down fiber. Show Answer Correct Answer: A) To produce digestive enzymes. 4. A layer of ..... protects the stomach wall from being burned by the acids presents in the stomach. A) Mucus. B) Another acid. C) All the above. D) None of the above. Show Answer Correct Answer: A) Mucus. 5. Which of the following is not a part of the alimentary canal in humans? A) Buccal cavity. B) Pancreas. C) Trachea. D) Small intestine. Show Answer Correct Answer: C) Trachea. 6. Abomasum is the true stomach in ruminants. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 7. Which teeth in the mouth are used for cutting and tearing? A) Molar. B) Incisors. C) Premolar. D) Canine. Show Answer Correct Answer: D) Canine. 8. Largest gland in human body is?? A) Liver. B) Pancreas. C) None of above. D) None of the above. Show Answer Correct Answer: A) Liver. 9. A nutrient is a substance that provides nourishment essential for growth and the maintenance of life? A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 10. The small intestine has number of small projections called ..... A) Villi only. B) Villus only. C) Villi (singular Villus). D) Villus(singular Villi). Show Answer Correct Answer: C) Villi (singular Villus). 11. An amoeba is ..... A) Unicellular. B) Multicellular. C) All the above. D) None of the above. Show Answer Correct Answer: A) Unicellular. 12. Each Villus Has A Network Of Thin And Small ..... Close To Its Surface. A) Rumen. B) Saliva. C) Incisor. D) Blood Vessels. Show Answer Correct Answer: D) Blood Vessels. 13. Human can digest cellulose A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 14. The reactants and products are opposite:while in photosynthesis the reactants are glucose and oxygen, in respiration such molecules are products. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 15. Largest gland in our body is- A) Liver. B) Salivary glands. C) Pancreas. D) None of the above. Show Answer Correct Answer: A) Liver. 16. How can tooth decay be prevented? A) Brushing teeth, flossing, and rinsing after meals. B) Eating sugary snacks frequently. C) Skipping dental check-ups. D) Using mouthwash only. Show Answer Correct Answer: A) Brushing teeth, flossing, and rinsing after meals. 17. How many hours does the food stays in our stomach? A) 2 hours. B) 4 hours. C) 6 hours. D) 5 hours. Show Answer Correct Answer: B) 4 hours. 18. Pancreas secrete three enzymes are called pancreatic amylase, trypsin and bile. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 19. Solid waste is excreted in the form of faeces. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 20. Amoeba uses A) Holozoic mode of nutrition. B) Autotrophic mode of nutrition. C) All the above. D) None of the above. Show Answer Correct Answer: A) Holozoic mode of nutrition. 21. Approximately how long is small intestine? A) 22. B) 41. C) 20. D) 19. Show Answer Correct Answer: C) 20. 22. What Are The Functions Of Bile? A) Bile Emulsifies Or BreaksDown The Carbohydrates Into TinyDroplets. B) Bile Emulsifies Or BreaksDown The Proteins Into TinyDroplets. C) Bile Emulsifies Or BreaksDown The Fats Into TinyDroplets. D) Bile Emulsifies Or BreaksDown The Vitamins Into TinyDroplets. Show Answer Correct Answer: C) Bile Emulsifies Or BreaksDown The Fats Into TinyDroplets. 23. In a small pond, Naira observes an Amoeba moving around. She notices that the False Feet of the Amoeba are helping it in various ways. A) Movement only. B) Capture of food only. C) Capture of food and movement. D) Exchange of gases only. Show Answer Correct Answer: C) Capture of food and movement. 24. What is the movement by which the bolus is pushed into the stomach called? A) Anti peristalsis. B) Peristalsis. C) Anti bolus movement. D) Bolus movement. Show Answer Correct Answer: B) Peristalsis. 25. The digestive system breaks down A) Proteins into simpler forms. B) Carbohydrates into simpler forms. C) Carbohydrates and proteins to simpler forms. D) Fat to simpler substance. Show Answer Correct Answer: A) Proteins into simpler forms. ← PreviousNext →Related QuizzesClass 7 Science Chapter 2 Nutrition In Animals Quiz 1Class 7 Science Chapter 2 Nutrition In Animals Quiz 2Class 7 Science Chapter 2 Nutrition In Animals Quiz 3Class 7 Science Chapter 2 Nutrition In Animals Quiz 4Class 7 Science Chapter 2 Nutrition In Animals Quiz 5Class 7 Science Chapter 2 Nutrition In Animals Quiz 6Class 7 Science Chapter 2 Nutrition In Animals Quiz 7Class 7 Science Chapter 2 Nutrition In Animals Quiz 8Class 7 Science Chapter 2 Nutrition In Animals Quiz 9Class 7 Science Chapter 2 Nutrition In Animals Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books