This quiz works best with JavaScript enabled. Home > Agriculture > Biochemistry > General > Biochemistry – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Biochemistry Quiz 10 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The proteins made in the ribosomes migrate into the tubules of the rough ER where they fold into their functional three-dimensional shapes and then are dispatched to other areas of the cell A) Smooth Endoplasmic Reticulum. B) Lysosome. C) Peroxisome. D) Rough Endoplasmic Reticulum. Show Answer Correct Answer: D) Rough Endoplasmic Reticulum. 2. Which of the following is NOT a function of lipids? A) Building of muscles. B) Used to make hormones. C) Provides flavor in food. D) Long term energy. Show Answer Correct Answer: A) Building of muscles. 3. What is the purpose of an enzyme? A) Raise activation energy. B) Give permission for the reaction. C) Control how many reactions occur. D) Speed up reactions. Show Answer Correct Answer: D) Speed up reactions. 4. What bond occurs between two between neutral atoms? This bond can be attractive or repulsive, depending upon the distance of the two atoms. A) Van der Waals forces. B) Ionic bonds. C) Hydrogen bond. D) Hydrophobic bond. Show Answer Correct Answer: A) Van der Waals forces. 5. Vegetable oils are examples of ..... A) Carbohydrates. B) Lipids. C) Proteins. D) Nucleic acids. Show Answer Correct Answer: B) Lipids. 6. Some poisons and drugs will not allow the substrate to bind to the active site of an enzyme. This is an example of ..... A) Coenzymes. B) Inhibitors. C) Cofactors. D) Substrates. Show Answer Correct Answer: B) Inhibitors. 7. Which of the following macromolecules is responsible for controlling cell activities? A) Lipids. B) Carbohydrates. C) Nucleic acids. D) Proteins. Show Answer Correct Answer: C) Nucleic acids. 8. Copper sulfate is a/an A) Weak reducing agent. B) Strong oxidising agent. C) Weak oxidising agent. D) Strong reducing agent. Show Answer Correct Answer: B) Strong oxidising agent. 9. A peptide is a compound consisting of 2 or more ..... A) Nucleic acids. B) Lipids. C) Carbohydrates. D) Amino acids. Show Answer Correct Answer: D) Amino acids. 10. The Basic Unit of life A) Tissue. B) Molecule. C) Cell. D) Atom. Show Answer Correct Answer: C) Cell. 11. This type of atomic bond forms between polar substances, like water. A) Covalent Bonds. B) Ionic Bonds. C) Hydrogen Bonds. D) Metallic Bonds. Show Answer Correct Answer: C) Hydrogen Bonds. 12. Will and Juan decided to make a snack after school:peanut butter and jelly sandwiches and a glass of cold milk. They assembled the following ingredients:-whole wheat bread -peanut butter -grape jelly -whole milk Which food likely has the FEWEST calories per gram of serving and why? A) Peanut butter because it contains plant-based fats. B) Grape jelly because it is mostly simple sugars. C) Whole wheat bread because it contains a combination of complex carbohydrates, simple sugars, and plant-based, unsaturated fats. D) Whole milk because most of the animal fat remains. Show Answer Correct Answer: B) Grape jelly because it is mostly simple sugars. 13. Proteins are composed of what smaller building blocks? A) Nucleic acids. B) Nucleotides. C) Fatty acids. D) Amino acids. Show Answer Correct Answer: D) Amino acids. 14. Which best describes the role of hemoglobin in red blood cells? A) It transports oxygen to human body tissues. B) It hydrates human body tissues. C) It supplies support to human body tissues. D) It increases the rate of reactions in body tissues. Show Answer Correct Answer: A) It transports oxygen to human body tissues. 15. All of the following are Lipids except ..... A) Phospholipids. B) Steroids. C) Starch. D) Fatty Acids. Show Answer Correct Answer: C) Starch. 16. The ..... structure of a protein is the sequence of its amino acids. A) Secondary. B) Primary. C) Tertiary. D) Quartenary. Show Answer Correct Answer: B) Primary. 17. Made of monomers of monosaccharides A) Nucleic Acids. B) Carbohydrates. C) Proteins. D) Lipids. Show Answer Correct Answer: B) Carbohydrates. 18. Which of these breakfast foods will provide you with the most energy? A) Candy bar. B) Whole grain cereal or oatmeal. C) Potato chips. D) None of above. Show Answer Correct Answer: B) Whole grain cereal or oatmeal. 19. Organic molecules are organic because they contain ..... A) Water. B) Carbon. C) Hydrogen. D) Oxygen. Show Answer Correct Answer: B) Carbon. 20. Which sequence of DNA bases would pair with this partial strand ATG TGA CAG A) ATG TGA CAG. B) CAT TCA CTG. C) GTA AGT GAC. D) TAC ACT GTC. Show Answer Correct Answer: D) TAC ACT GTC. 21. DNA & RNA are examples of this type of macromolecule. A) Nucleic Acids. B) Proteins. C) Lipids. D) Carbohydrates. Show Answer Correct Answer: A) Nucleic Acids. 22. What level of protein structure is the order and sequence of amino acids? A) Tertiary. B) Primary. C) Secondary. D) Quaternary. Show Answer Correct Answer: B) Primary. 23. All of the following are correct about enzymes EXCEPT? A) They enable reactions to occur that would not normally occur. B) They lower the energy activation. C) They are polymers of amino acids. D) They generally denature at temperatures above 40 degrees Celsius. Show Answer Correct Answer: A) They enable reactions to occur that would not normally occur. 24. Enzymes play a key role in many biochemical processes; one of these roles is to speed up a reaction. An enzyme speeds up a reaction by ..... A) Releasing energy. B) Absorbing energy. C) Decreasing the activation energy. D) Increasing the activation energy. Show Answer Correct Answer: C) Decreasing the activation energy. 25. What is/are the function(s) of carbohydrates? A) Storing genetic information. B) Producing glucose. C) Storage and structure. D) Building membranes. Show Answer Correct Answer: C) Storage and structure. 26. A quaternary structure of protein that folded to a more and less spherical shape is called as? A) Fibrous protein. B) Simple protein. C) Globular protein. D) Holoprotein. Show Answer Correct Answer: C) Globular protein. 27. The basic building blocks of a protein are A) Fats. B) Amino acids. C) Glucose molecules. D) Hormones. Show Answer Correct Answer: B) Amino acids. 28. They are also called as microbodies A) Microvilli. B) Peroxisomes. C) Ribosomes. D) Lysosomes. Show Answer Correct Answer: B) Peroxisomes. 29. What do monomers do? A) Splits to make more cells. B) Creates Protiens. C) Stores energy. D) Bond to make a Polymer. Show Answer Correct Answer: D) Bond to make a Polymer. 30. Monomers, like the one in the picture, are found in: A) Lipids. B) Proteins. C) Carbohydrates. D) Nucleic acids. Show Answer Correct Answer: C) Carbohydrates. ← PreviousNext →Related QuizzesBiochemistry QuizzesAgriculture QuizzesBiochemistry Quiz 1Biochemistry Quiz 2Biochemistry Quiz 3Biochemistry Quiz 4Biochemistry Quiz 5Biochemistry Quiz 6Biochemistry Quiz 7Biochemistry Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books