This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 9 Biomolecules – Quiz 16 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 9 Biomolecules Quiz 16 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. These are all related to carbohydrate EXCEPT A) Glucose. B) Nucleotides. C) Glycosidic bond. D) Cellulose. Show Answer Correct Answer: B) Nucleotides. 2. Which is not a monomer? A) Lipids. B) Nucleotide. C) Monosaccharide. D) Amino acid. Show Answer Correct Answer: A) Lipids. 3. This biomolecule forms body structures, muscle, bones, skin, hair etc. A) Protein. B) Lipid. C) Carbohydrate. D) Nucleic Acid. Show Answer Correct Answer: A) Protein. 4. The monomers used to synthesize proteins are called ..... A) Nucleotides. B) Fatty Acids. C) Amino Acids. D) Sugars. Show Answer Correct Answer: C) Amino Acids. 5. These building blocks consist of a sugar, phosphate, and nitrogen base. A) Ribose. B) Nucleotide. C) Gene. D) Protein. Show Answer Correct Answer: B) Nucleotide. 6. What are two factors that can affect an enzymes ability to function? A) No changing. B) Temperature and pH. C) Night and day. D) Hot and cold. Show Answer Correct Answer: B) Temperature and pH. 7. All enzymes are examples of organic molecules known as A) Proteins. B) Carbohydrates. C) Lipids. D) Nucleic acids. Show Answer Correct Answer: A) Proteins. 8. (question 12) What is the monomer of nucleic acids? A) Glycerol. B) Monosaccharides. C) Amino Acids. D) Nucleotides. Show Answer Correct Answer: D) Nucleotides. 9. If we think of DNA as a ladder, which parts are the steps of the ladder? A) The nitrogenous base pairs. B) The phosphate-sugar backbone. C) The genes. D) The phospholipid bilayer. Show Answer Correct Answer: A) The nitrogenous base pairs. 10. Which is NOT a function of Protiens? A) Chemical reactions of enzymes. B) Short term energy. C) Immune responce. D) Cell signaling. Show Answer Correct Answer: B) Short term energy. 11. Lecithin is- A) Phospholipid. B) Carbohydrate. C) Protein. D) Amino acid. Show Answer Correct Answer: A) Phospholipid. 12. How do enzymes control chemical reactions in the body? A) Enzymes speed up chemical reactions. B) Enzymes slow down chemical reactions. C) Enzymes increase the activation energy of a reaction. D) Enzymes inhibit the catalysts of a reaction. Show Answer Correct Answer: A) Enzymes speed up chemical reactions. 13. Vegetable oils, such as corn oil, belong to which general class of organic substances? A) Lipids. B) Proteins. C) Carbohydrates. D) Salts. Show Answer Correct Answer: A) Lipids. 14. The substrate is Sucrose (carbohydrate), what is the enzyme? A) Lactose. B) Lactase. C) Sucrose. D) Sucrase. Show Answer Correct Answer: D) Sucrase. 15. Which of the following is the monomer of nucleic acids? A) Amino acids. B) Fats. C) Glucose. D) Nucleotide. Show Answer Correct Answer: D) Nucleotide. 16. The Iodine Test will test for the presence of ..... A) Protein. B) Lipids. C) Starch. D) Simple Sugars. Show Answer Correct Answer: C) Starch. 17. DNA and RNA belong to this biomolecule group. A) Carbohydrates. B) Lipids. C) Proteins. D) Nucleic acids. Show Answer Correct Answer: D) Nucleic acids. 18. The building blocks for Nucleic Acids (its monomer) are ..... : A) Monosaccharides. B) Triglycerides. C) Amino Acids. D) Nucleotides. Show Answer Correct Answer: D) Nucleotides. 19. Function:Quick Energy A) Carbohydrate. B) Lipid. C) Protein. D) Nucleic Acid. Show Answer Correct Answer: A) Carbohydrate. 20. This serves as the blueprint of life. A) Proteins. B) Lipids. C) Carbohydrates. D) Nucleic acids. Show Answer Correct Answer: D) Nucleic acids. 21. Which of the following elements is present in Nucleic acid but not in other biomolecules? A) Carbon. B) Phosphorus. C) Nitrogen. D) Hydrogen. Show Answer Correct Answer: B) Phosphorus. 22. Also called a polysaccharide A) Carbohydrates. B) Lipids. C) Proteins. D) Nucleic acids. Show Answer Correct Answer: A) Carbohydrates. 23. Which biomolecule helps to carry out chemical reactions (makes enzymes!) and helps transport molecules in the cell membrane? A) Carbohydrates. B) Lipids. C) Proteins. D) Nucleic Acids. Show Answer Correct Answer: C) Proteins. 24. Triglycerides are compounds created by combining a molecule of glycerol with three fatty acids. Triglycerides are used to store large amounts of energy and are classified as a form of which biomolecule? A) Carbohydrates. B) Proteins. C) Nucleic acids. D) Lipids. Show Answer Correct Answer: D) Lipids. 25. What three components make up a nucleotide? A) Phosphate, nitrogenous base, uracil. B) Sugar, phosphate, carboxyl. C) Sugar, phosphate, nitrogenous base. D) Uracil, carboxyl, phosphate. Show Answer Correct Answer: C) Sugar, phosphate, nitrogenous base. ← 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