This quiz works best with JavaScript enabled. Home > Biochemistry > General > Biochemistry – Quiz 11 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Biochemistry Quiz 11 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Triglycerides, the monomers of lipids. are made of a glycerol and 3 A) Monosaccharides. B) Amino acids. C) Nucleotides. D) Fatty acids. Show Answer Correct Answer: D) Fatty acids. 2. This particle has a negative charge A) Electron. B) Proton. C) Neutron. D) Atom. Show Answer Correct Answer: A) Electron. 3. How are covalent bonds different from ionic bonds? A) Covalent bonds involve the valence electrons, whereas ionic bonds do not. B) Covalent bonds are extremely weak, whereas ionic bonds are extremely strong. C) Covalent bonds involve electron sharing, whereas ionic bonds involve electron transfer. D) Covalent bonds consist of just two atoms, whereas ionic bonds consist of three or more ions. Show Answer Correct Answer: C) Covalent bonds involve electron sharing, whereas ionic bonds involve electron transfer. 4. What do we call of the bonds between nucleotides? A) Covalent bond. B) Phosphodiester bonds. C) Nucleotide bonds. D) All of the above. Show Answer Correct Answer: B) Phosphodiester bonds. 5. What activities are powered by glucose? A) Walking. B) Thinking. C) Breathing. D) All of the above. Show Answer Correct Answer: D) All of the above. 6. Subunit is to Macrocolecule like ..... is to ..... A) Building is to Bricks. B) Brick is to Building. C) Carpenter is to Building. D) Building is to Carpenter. Show Answer Correct Answer: B) Brick is to Building. 7. Which elements are found in carbohydrates, lipids, proteins and nucleic acids (in that order)? A) CHO 1:2:1, CHO, CHON, CHONP. B) CHO, CHO 1:2:1, CHON, CHONP. C) CHO 1:2:1, CHO, CHONP, CHON. D) CHO, CHO 1:2:1, CHONP, CHON. Show Answer Correct Answer: A) CHO 1:2:1, CHO, CHON, CHONP. 8. Potatoes are examples of ..... A) Proteins. B) Carbohydrates. C) Lipids. D) Nucleic acids. Show Answer Correct Answer: B) Carbohydrates. 9. It passes the electrical signals to the meter and displays it as the result. A) Reference electrode. B) Sensor electrode. C) Electrode. D) Probe. Show Answer Correct Answer: D) Probe. 10. It comes from animal-derived foods and is a type of "pre-formed" vitamin A that can be used directly by the body. A) Retinol. B) Carotene. C) Beta-carotene. D) Beta-retinol. Show Answer Correct Answer: A) Retinol. 11. RNA and DNA are which type of organic macromolecule? A) Carbohydrate. B) Lipid. C) Protein. D) Nucleic Acid. Show Answer Correct Answer: D) Nucleic Acid. 12. Which is an example of a protein? A) Oil. B) Sugar. C) DNA. D) Red meat. Show Answer Correct Answer: D) Red meat. 13. Lipids are ..... A) Water Fearing. B) Hight Fearing. C) Chicken Fearing. D) Scratch Fearing. Show Answer Correct Answer: A) Water Fearing. 14. A sugar, a phosphate group, and a nitrogen base form the building blocks of which organic compound? A) Carbohydrates. B) Lipids. C) Nucleic acids. D) Proteins. Show Answer Correct Answer: C) Nucleic acids. 15. Which is a function of lipids? A) To supply cells with quick-release energy. B) To provide the body with insulation. C) To store genetic information. D) To regulate cell processes. Show Answer Correct Answer: B) To provide the body with insulation. 16. Most enzymes: A) Speed up the chemical reaction. B) Have no effect on the rate of the chemical reaction. C) Slow the rate of the chemical reaction. D) Keep the rate of the chemical reaction the same. Show Answer Correct Answer: A) Speed up the chemical reaction. 17. Which type of lipid is solid at room temperature A) All fatty acids. B) Unsaturated fatty acids. C) Amino acids. D) Saturated fatty acids. Show Answer Correct Answer: D) Saturated fatty acids. 18. What bonds hold the primary structure of proteins together? A) Hydrogen bonds. B) Ionic bonds. C) Peptide bonds. D) Hydrophobic interactions. Show Answer Correct Answer: C) Peptide bonds. 19. This phase produce nicotinamide adenine dinucleotide phosphate hydrogen A) Non-oxidative phase. B) Oxygen phase. C) Oxidative phase. D) Non-oxygen phase. Show Answer Correct Answer: C) Oxidative phase. 20. This process removes a water molecule in order to bond monomers together: A) Dehydration Synthesis. B) Exocytosis. C) Osmosis. D) Hydrolysis. Show Answer Correct Answer: A) Dehydration Synthesis. ← PreviousNext →Related QuizzesBiochemistry QuizzesBiochemistry Quiz 1Biochemistry Quiz 2Biochemistry Quiz 3Biochemistry Quiz 4Biochemistry Quiz 5Biochemistry Quiz 6Biochemistry Quiz 7Biochemistry Quiz 8Biochemistry Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books