This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 9 Biomolecules – Quiz 30 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 9 Biomolecules Quiz 30 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Nucleotides combine to form ..... A) Lipids. B) Carbohydrates. C) Proteins. D) Nucleic acids. Show Answer Correct Answer: D) Nucleic acids. 2. The polymer called Proteins are made of the monomers ..... A) Nucleic Acids. B) Amino Acids. C) Glucose/Monosaccharides. D) Glycerol. E) Fatty Acids. Show Answer Correct Answer: B) Amino Acids. 3. Nucleic Acids like DNA and RNA, don't provide energy like proteins, carbs, and lipids, but they do- A) Store information. B) Store energy. C) Store carboydrates. D) None of the above. Show Answer Correct Answer: A) Store information. 4. WHAT ELEMENTS DO ALL BIOMOLECULES (LIPIDS, PROTEINS, NUCLEIC ACIDS, CARBS) HAVE IN COMMON? A) CARBON, HYDROGEN, FLOURINE. B) CARBON, HYDROGEN, CHLORINE. C) CARBON, HYDROGEN, IODINE. D) CARBON, HYDROGEN, OXYGEN. Show Answer Correct Answer: D) CARBON, HYDROGEN, OXYGEN. 5. ..... is a large number of similar units bonded together. A) Polymer. B) Monomer. C) Polysaccharide. D) DNA. Show Answer Correct Answer: A) Polymer. 6. The monomer of a protein is called ..... A) An amino acid. B) A monosaccharide. C) A fatty acid. D) A nucleotide. Show Answer Correct Answer: A) An amino acid. 7. Assertion:On electrolysis in acidic solution, amino acids migrate towards cathode.Reason:In acidic solution carboxylate ion accepts proton and forms negative ion. A) Both A & R are correct and R is the correct explanation. B) Both A & R are correct but R is not the correct explanation. C) A is the correct statement but R is wrong. D) Both A & R are wrong. OR A is wrong & R is correct. Show Answer Correct Answer: C) A is the correct statement but R is wrong. 8. It is the major sources of energy for the body. A) Carbohydrates. B) Protein. C) Lipids. D) Nucleic Acid. Show Answer Correct Answer: A) Carbohydrates. 9. What type of bonds are found in biomolecules? A) Covalent bonds. B) Ionic bonds. C) Metallic bonds. D) Non-metal bonds. Show Answer Correct Answer: A) Covalent bonds. 10. DNA and RNA are organic compounds also known as ..... A) Amino Acids. B) Fatty Acids. C) Nucleic Acids. D) Enzymes. Show Answer Correct Answer: C) Nucleic Acids. 11. What molecules do both DNA and RNA contain? A) Uracil. B) Thymine. C) Nucleotides. D) Deoxyribose. Show Answer Correct Answer: C) Nucleotides. 12. Which best explains the function of the sequence of nucleotides? A) It provides energy. B) It carries genetic information. C) It allows DNA to be successfully copied. D) It determines the shape of the DNA molecule. Show Answer Correct Answer: B) It carries genetic information. 13. Which biomolecule contains carbon, hydrogen, oxygen, and nitrogen (CHON)? A) Carbohydrate. B) Lipid. C) Protein. D) Nucleic acid. Show Answer Correct Answer: C) Protein. 14. Which biomolecule provides insulation? A) Carbohydrates. B) Proteins. C) Lipids. D) Nucleic Acids. Show Answer Correct Answer: C) Lipids. 15. Which organic molecule is primarily used by cells as a source of energy? A) Amino acid. B) Fatty acid. C) Glucose. D) Protein. Show Answer Correct Answer: C) Glucose. 16. Monomer:amino acid A) Carbohydrate. B) Lipid. C) Protein. D) Nucleic Acid. Show Answer Correct Answer: C) Protein. 17. Which biomolecule stores genetic information? A) Carbohydrate. B) Lipid. C) Protein. D) Nucleic Acid. Show Answer Correct Answer: D) Nucleic Acid. 18. Fructose contain A) Aldehyde. B) Alkoxy. C) Ketone. D) Ketal. Show Answer Correct Answer: C) Ketone. 19. Carbon, Hydrogen and Oxygen are the elements that make up ..... ? A) Carbohydrate. B) Lipid. C) Protein. D) Nucleic acid. Show Answer Correct Answer: A) Carbohydrate. 20. Which biomolecule is used to make cell membranes? A) Carbohydrate. B) Lipid. C) Protein. D) Nucleic Acid. Show Answer Correct Answer: B) Lipid. 21. Which sequence of DNA bases would pair with this partial strand5' ATG TGA CAG 3' A) 3' ATG TGA CAG 5'. B) 3' TAC ACT GTC 5'. C) 5' GTA AGT GAC 3'. D) 5' CAT TCA CTG 3'. Show Answer Correct Answer: B) 3' TAC ACT GTC 5'. 22. You are a nutritionist advising a client on the functions of different organic molecules in the body. Which of the following advice would be correct? A) Telling them to consume nucleic acid to store energy. B) Recommending lipids to regulate metabolic function. C) Suggesting protein to provide insulation. D) Advising them to eat carbohydrates for quick-release energy. Show Answer Correct Answer: D) Advising them to eat carbohydrates for quick-release energy. 23. Which of the following biomolecules typically contains both nitrogen and phosphorous (phosphate)? A) Lipid. B) Protein. C) All the above. D) None of the above. Show Answer Correct Answer: B) Protein. 24. What biomolecules are in your body? A) Lipids and Proteins. B) Nucleic Acids. C) Nucleic Acids, Lipids, and Proteins. D) Proteins, Lipids, Nucleic Acids, and Carbohydrates. Show Answer Correct Answer: D) Proteins, Lipids, Nucleic Acids, and Carbohydrates. 25. A balanced internal environment is called- A) Photosynthesis. B) Internal stimulus. C) Homeostasis. D) External stimulus. Show Answer Correct Answer: C) Homeostasis. ← 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