This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 9 Biomolecules – Quiz 18 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 9 Biomolecules Quiz 18 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Emma, Abigail, and Kai are having a friendly competition while studying for their biology exam. They come across a tricky question about biomolecules and decide to challenge each other. Can you help them figure out which biomolecule is made up of amino acids? A) Carbohydrates. B) Lipids. C) Nucleic acids. D) Proteins. Show Answer Correct Answer: D) Proteins. 2. How many sugar-phosphate strands exist in each RNA molecule? A) 4. B) 2. C) 1. D) None. Show Answer Correct Answer: C) 1. 3. Biuret's solutions is used to test for A) Carbohydrates. B) Lipids. C) Proteins. D) Nucleic acids. Show Answer Correct Answer: C) Proteins. 4. Function:store genetic information A) Carbohydrate. B) Lipid. C) Protein. D) Nucleic Acid. Show Answer Correct Answer: D) Nucleic Acid. 5. The monomer Nucleotides make up the polymer ..... A) Proteins. B) Lipids. C) Nucleic Acids. D) Carbohydrates. Show Answer Correct Answer: C) Nucleic Acids. 6. What elements are common to all 4 biomolecules? A) Carbon, hydrogen, nitrogen. B) Carbon, Nitrogen, Phosphorus. C) Carbon, Hydrogen, Oxygen. D) Carbon, Hydrogen, Phosphorus. Show Answer Correct Answer: C) Carbon, Hydrogen, Oxygen. 7. In animal world the most abundant protein is ..... while in the whole biosphere the most abundant protein is ..... A) Antibody, Collagen. B) Collagen, RuBisCo. C) RuBisCo, Collagen. D) Collagen, Oxidase. Show Answer Correct Answer: B) Collagen, RuBisCo. 8. Which of the following biomolecules is correctly paired with its function? A) Carbohydrates-long-term energy storage. B) Cell membrane-build muscle. C) Nucleic acids-growth maintenance. D) Lipids-long-term energy storage. Show Answer Correct Answer: D) Lipids-long-term energy storage. 9. Which of the following is a primary function of carbohydrates in living organisms? A) Energy storage. B) Genetic information storage. C) Catalyzing biochemical reactions. D) Structural support in cell membranes. Show Answer Correct Answer: A) Energy storage. 10. A banana is an example of which biomolecule A) Carbohydrate. B) Lipid. C) Protein. D) Nucleic acid. Show Answer Correct Answer: A) Carbohydrate. 11. What is a monomer of a Carbohydrate called? A) Amino Acid. B) Fatty Acid. C) Saccharide. D) Nitrogen Base. Show Answer Correct Answer: C) Saccharide. 12. Which biomolecule is the main component of the cell membrane, providing structural integrity and fluidity? A) Carbohydrates. B) Proteins. C) Lipids. D) Nucleic Acids. Show Answer Correct Answer: C) Lipids. 13. Which biomolecule's monomer (or building block) is nucleotides? A) Lipids. B) Proteins. C) Carbohydrate. D) Nucleic Acid. Show Answer Correct Answer: D) Nucleic Acid. 14. The genetic material of an organism is composed of ..... A) Lipids. B) Proteins. C) Deoxyribonucleic acids. D) Complex carbohydrates. Show Answer Correct Answer: C) Deoxyribonucleic acids. 15. What is the function of a carbohydrate?(Why do I need this before a workout?) (a) A) A. Quick energy. B) Movement. C) Stores genetic information. D) Speeds up reactions. Show Answer Correct Answer: A) A. Quick energy. 16. There are only ..... different kinds of biomolecules that make up all living things, and it only takes ..... different kinds of atoms to create them. A) 6, 3. B) 8, 4. C) 4, 5. D) 6, 2. Show Answer Correct Answer: C) 4, 5. 17. Which of the following B group vitamin can be stored in our body A) Vitamin B$_{1}$. B) Vitamin B$_{2}$. C) Vitamin B$_{6}$. D) Vitamin B$_{12}$. Show Answer Correct Answer: D) Vitamin B$_{12}$. 18. What does mono-mean? A) One. B) None. C) Many. D) Energy. Show Answer Correct Answer: A) One. 19. Which of the following reagents is used to convert glucose into saccharic acid? A) NH2OH. B) HNO3. C) Br2 water. D) HI. Show Answer Correct Answer: B) HNO3. 20. Which are examples of Nucleic Acids? A) Glucose, pasta, bread. B) Fats, oils, waxes. C) Meats, enzyme, lactase, eggs. D) DNA, RNA. Show Answer Correct Answer: D) DNA, RNA. 21. The monomer of carbohydrates is known as ..... A) Amino Acid. B) Fatty Acid. C) Nucleotide. D) Saccharide. Show Answer Correct Answer: D) Saccharide. 22. Stores energy long term A) Carbohydrates. B) Lipids. C) Proteins. D) Nucleic acids. Show Answer Correct Answer: B) Lipids. 23. What is an example of something that contains nucleic acids? A) Butter. B) Pasta. C) Meat. D) Strawberries (and anything that was once living). Show Answer Correct Answer: D) Strawberries (and anything that was once living). 24. Nucleotides consist of the following elements: A) CHO. B) CHONP. C) CHON. D) None of the above. Show Answer Correct Answer: B) CHONP. 25. Where do substrates bind on an enzyme? A) Voltage-gated channels. B) Surface receptor. C) Calcium channels. D) Active site. Show Answer Correct Answer: D) Active site. ← 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