This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 4 Carbon And Its Compounds – Quiz 15 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 15 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The process of making a polymer by bonding together monomers is called A) Dehydration Synthesis. B) Hydrolysis. C) All the above. D) None of the above. Show Answer Correct Answer: A) Dehydration Synthesis. 2. Unsaturated compounds show addition reactions but saturated compounds do not because A) Saturated compounds contain double bonds. B) Unsaturated compounds contain multiple bonds. C) Unsaturated compounds contain single C-C bonds only. D) Saturated compounds are much more reactive than unsaturated compounds. Show Answer Correct Answer: B) Unsaturated compounds contain multiple bonds. 3. Carbon dioxide + water $\rightarrow$ glucose(carb) and oxygen A) Photosynthesis equation. B) Chemical reaction in aerobic organisms. C) Formula for sugar. D) Cellular respiration equation. Show Answer Correct Answer: A) Photosynthesis equation. 4. It is a type of hydrocarbon which is composed of chains of carbon atoms. A) Aromatic hydrocarbons. B) Aliphatic hydrocarbons. C) Alkanes. D) Alkenes. Show Answer Correct Answer: B) Aliphatic hydrocarbons. 5. What is the suffix used for alcohol group? A) Al. B) Oic. C) One. D) Ol. Show Answer Correct Answer: D) Ol. 6. What are the percentage of carbon in the earth? A) 70.429%. B) 16.03%. C) 0.04%. D) 5.5%. Show Answer Correct Answer: C) 0.04%. 7. Reaction that breaks apart polymers by adding water: A) Dehydration synthesis. B) Hydrolysis. C) Combustion. D) Reduction. Show Answer Correct Answer: B) Hydrolysis. 8. It is the study of the carbon-containing compounds A) Organic Chemistry. B) Inorganic Chemistry. C) Biochemistry. D) Analytical Chemistry. Show Answer Correct Answer: A) Organic Chemistry. 9. Amino acids have a chain like bond A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 10. Molecules that contain carbon and are found in living things are called A) Organic. B) Inorganic. C) Living. D) Decomposers. Show Answer Correct Answer: A) Organic. 11. What are the products formed when organic compounds burn completely? A) Carbon and oxygen. B) Carbon dioxide and water. C) Carbon, carbon monoxide and water. D) Carbon, carbon dioxide and water. Show Answer Correct Answer: B) Carbon dioxide and water. 12. Which of the following is not an organic compound? A) Urea. B) Protein. C) Carbon dioxide. D) Glucose. Show Answer Correct Answer: C) Carbon dioxide. 13. Macromolecule that contains carbon, hydrogen, and nitrogen; needed by the body for growth and repair. A) Nucleic Acid. B) Lipid. C) Carbohydrate. D) Protein. Show Answer Correct Answer: D) Protein. 14. This process require carbon dioxide, water and sunlight to produce glucose and oxygen. What is the process described? A) Respiration. B) Transpiration. C) Photosynthesis. D) Decomposition. Show Answer Correct Answer: C) Photosynthesis. 15. Carbon is ..... A) The basic element that is part of all organic compounds. B) The basic element of all molecules. C) The simples molecules of life. D) None of the above. Show Answer Correct Answer: A) The basic element that is part of all organic compounds. 16. Which of the following is NOT an example of an addition reaction for alkenes? A) Hydration. B) Halogenation. C) Dehydration. D) Hydrogenation. Show Answer Correct Answer: C) Dehydration. 17. This is NOT an organic molecule found in living organisms A) Sugar. B) Carbohydrate. C) Water. D) Protein. Show Answer Correct Answer: C) Water. 18. ..... is the reaction whereby water is ADDED and polymers are broken down into individual monomers. A) Glycolysis. B) Hydrolysis. C) Condensation. D) Polymerization. Show Answer Correct Answer: B) Hydrolysis. 19. What is the atomic number of chlorine? A) 17. B) 18. C) 19. D) 20. Show Answer Correct Answer: A) 17. 20. Hydrocarbon compounds that have only single covalent bonds between carbon atoms and form a ring structure A) Alkane. B) Alkene. C) Cycloalkane. D) Cycloalkene. Show Answer Correct Answer: C) Cycloalkane. 21. Unsaturated hydrocarbons contain ..... A) At least one double or triple bond between carbon atoms. B) Only double bonds. C) Only single bonds between carbon atoms. D) Only triple bonds. Show Answer Correct Answer: A) At least one double or triple bond between carbon atoms. 22. Which of the molecular formula is unsaturated hydrocarbon? A) C$_{3}$H$_{6}$. B) C$_{4}$H$_{10}$. C) C$_{5}$H$_{12}$. D) C$_{6}$H$_{14}$. Show Answer Correct Answer: A) C$_{3}$H$_{6}$. 23. Form cell structures: A) Carbohydrates. B) Lipids. C) Proteins. D) Nucleic acids. Show Answer Correct Answer: C) Proteins. 24. What is the role of carbon compounds in biological systems? A) Carbon compounds are only used for photosynthesis. B) Carbon compounds are harmful and toxic to living organisms. C) Carbon compounds have no role in energy production. D) Carbon compounds are essential for structure, energy storage, and metabolic processes in biological systems. Show Answer Correct Answer: D) Carbon compounds are essential for structure, energy storage, and metabolic processes in biological systems. 25. Molecules collected at the bottom of the fractionating column tend to be ..... A) More viscous, less flammable and less volatile. B) Less viscous, more flammable and more volatile. C) More viscous, more flammable and less volatile. D) Less viscous, less flammable and more volatile. Show Answer Correct Answer: A) More viscous, less flammable and less volatile. ← PreviousNext →Related QuizzesClass 10 Science Chapter 4 Carbon And Its Compounds Quiz 1Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 2Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 3Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 4Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 5Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 6Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 7Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 8Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 9Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books