This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 9 Biomolecules – Quiz 22 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 9 Biomolecules Quiz 22 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which biomolecules can be DNA and RNA? A) Carbohydrates. B) Lipids. C) Proteins. D) Nucleic Acids. Show Answer Correct Answer: D) Nucleic Acids. 2. What is the function of lipids? A) Provides quick energy. B) Stores energy. C) Helps with growth and repair of tissues. D) Stores genetic information. Show Answer Correct Answer: B) Stores energy. 3. Which biomolecule is made of amino acids? A) Nucleic Acid. B) Carbohydrate. C) Protein. D) Lipid. Show Answer Correct Answer: C) Protein. 4. Which two biomolecules are primarily used as energy sources by cells? A) Nucleic Acids & Carbohydrates. B) Proteins & Carbohydrates. C) Carbohydrates & Lipids. D) Lipids & Nucleic Acids. Show Answer Correct Answer: C) Carbohydrates & Lipids. 5. A lipid consists of a glycerol, charged phosphate group, and 3 ..... chains. A) Glycerol. B) Fatty Acid. C) Peptide. D) Nucleic Acid. Show Answer Correct Answer: B) Fatty Acid. 6. Sucrose is an example of A) Complex sugars. B) Monosaccharide. C) Disaccharide. D) Polysaccharide. E) Simple sugar. Show Answer Correct Answer: C) Disaccharide. 7. The monomer of Nucleic Acids is known as ..... A) Amino Acid. B) Fatty Acid. C) Nucleotide. D) Saccharide. Show Answer Correct Answer: C) Nucleotide. 8. What type of biomolecule is primarily responsible for storing and transmitting genetic information? A) Proteins. B) Carbohydrates. C) Nucleic Acids. D) Lipids. Show Answer Correct Answer: C) Nucleic Acids. 9. Which macromolecule contains C, H, O, and has hydrogen and oxygen in a 2:1 ratio? A) Carbs. B) Lipids. C) Proteins. D) Nucleic acid. Show Answer Correct Answer: B) Lipids. 10. The level of polypeptide folding in which the primary sequence coils around itself, stabilized by regularly spaced hydrogen bonds, is called A) Primary structure. B) Alpha helix. C) Beta sheet. D) Tertiary structure. E) Quaternary structure. Show Answer Correct Answer: B) Alpha helix. 11. Organic compounds in which molecules are made up of building blocks containing amino groups are classified as- A) Proteins. B) Carbohydrates. C) Lipids. D) Fatty acids. Show Answer Correct Answer: A) Proteins. 12. What is the function of nucleic acid? A) Provides quick energy. B) Stores energy. C) Helps with growth and repair of tissues. D) Stores genetic information. Show Answer Correct Answer: D) Stores genetic information. 13. This macromolecule is for the bodily structures present in our muscles, bones, tendons, and ligaments. It also plays an important role in biological reactions. A) Lipids. B) Proteins. C) Carbohydrates. D) Nucleic acids. Show Answer Correct Answer: B) Proteins. 14. Which biomolecules are used for the growth and repair of cells? A) Proteins. B) Nucleic acids. C) Lipids. D) Carbohydrates. Show Answer Correct Answer: A) Proteins. 15. What is the monomer of proteins? A) Glucose. B) Maltose. C) Amino acid. D) Nucleotide. Show Answer Correct Answer: C) Amino acid. 16. Proteins contain the following elements: A) CHO. B) CHON. C) CHONP. D) None of the above. Show Answer Correct Answer: B) CHON. 17. What are the monomers of a protein called? A) Fatty Acids & Glycerol. B) Nucleotides. C) Amino Acids. D) Monosaccharides. Show Answer Correct Answer: C) Amino Acids. 18. What is the monomer for Proteins A) Amino acids. B) Nucleotides. C) Monosaccharides. D) Fatty acids. Show Answer Correct Answer: A) Amino acids. 19. Nucleotides are a monomer of which biomolecule? A) Nucleic acids. B) Proteins. C) Carbohydrates. D) Lipids. Show Answer Correct Answer: A) Nucleic acids. 20. Which biomolecule is made of nucleotides and contain you DNA? A) Carbohydrate. B) Lipids. C) Protein. D) Nucleic Acid. Show Answer Correct Answer: D) Nucleic Acid. 21. The arrangement of which three components is used to distinguish one molecule from another? A) Carbon, hydrogen, and oxygen. B) Glucose, fructose, and ribose. C) Peptide, fatty acid, and purine. D) Water, carbon dioxide, and notrogen. Show Answer Correct Answer: A) Carbon, hydrogen, and oxygen. 22. In aqueous solution, an amino acid exist as A) Cation. B) Anion. C) Zwitter ion. D) Neutral molecule. Show Answer Correct Answer: C) Zwitter ion. 23. What are the different types of carbohydrates based on their molecular structure? A) Starch, Cellulose, Glycogen. B) Simple carbohydrates, Complex carbohydrates, Fiber. C) Glucose, Fructose, Sucrose. D) Monosaccharides, Disaccharides, Polysaccharides. Show Answer Correct Answer: D) Monosaccharides, Disaccharides, Polysaccharides. 24. Which of the following is NOT a biomolecules? A) Water. B) Carbohydrate. C) Lipid. D) Protein. E) Nucleic acid. Show Answer Correct Answer: A) Water. 25. The base that pairs with Thymine in DNA A) Adenine. B) Guanine. C) Helicase. D) Nucleotide. Show Answer Correct Answer: A) Adenine. ← PreviousNext →Related QuizzesClass 11 Biology Chapter 9 Biomolecules Quiz 1Class 11 Biology Chapter 9 Biomolecules Quiz 2Class 11 Biology Chapter 9 Biomolecules Quiz 3Class 11 Biology Chapter 9 Biomolecules Quiz 4Class 11 Biology Chapter 9 Biomolecules Quiz 5Class 11 Biology Chapter 9 Biomolecules Quiz 6Class 11 Biology Chapter 9 Biomolecules Quiz 7Class 11 Biology Chapter 9 Biomolecules Quiz 8Class 11 Biology Chapter 9 Biomolecules Quiz 9Class 11 Biology Chapter 9 Biomolecules Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books