Bio Multiple Choice Questions from Past papersBy: Prof. Dr. Fazal Rehman | Last updated: May 13, 2025 12 Score: 0 Attempted: 0/12 Subscribe 1. : What are the bones & cartilage called that consist of living cells embedded in the matrix of protein? (A) Insulin (B) Fibrinogen (C) Collagen (D) Keratin 2. : Fatty acids containing 18 C atoms is: (A) Oleic acid (B) Palmitic acid (C) Saturated fatty acid (D) Unsaturated fatty acid 3. : Buoyancy in water is maintained by a specialized structure known as: (A) Tail (B) Fins (C) Swim bladder (D) Both A & B 4. : Which fatty acid has the higher melting point? (A) Palmitic acid (B) Acetic acid (C) Butyric acid (D) None of these 5. : Cartilage covers support the flexible portion of: (A) External ears (B) Nose (C) Both A & B (D) None of these 6. : Which is the correct statement for fats that contain unsaturated fatty acid? (A) They are lighter than water (B) Their specific gravity is less than 1 (C) They contain a double bond (D) All of these 7. : What is the condition called in which palatine processes of palatine & maxilla fail to fuse? (A) Cretinism (B) Myxedema (C) Cleft palate (D) Microcephally 8. : Animals get mostly carbohydrates from: (A) Sucrose (B) Glycogen (C) Glucose (D) Starch 9. : Collenchyma cells oftenly lack: (A) Cell membrane (B) Chlorophyll (C) Primary walls (D) Secondary walls 10. : What is the peptide bond? (A) N-H link (B) C-H link (C) C-N link (D) C-O link 11. : Compact bone provides an attachment site for: (A) Ligament (B) Muscle (C) Skin (D) Nerve 12. : Chemical components more in a eukaryotic cell as compared to a prokaryotic cell is/are: (A) Proteins (B) Lipids (C) Carbohydrates (D) All of these Related Posts:Bio Multiple Choice Questions from book chaptersBio Safety and Risk Management Important Questions – Past PapersBio Chemical Engineering Important Questions – Past PapersBio MCQs from Past papersPast Papers Bio MechanicsBio Medical Engineer Past Papers - PPSC Pakistan