This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 4 Carbon And Its Compounds – Quiz 11 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 11 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the molecular formula of the alcohol which can be derived from propane A) C3H60. B) C3H5O. C) C3H7O. D) C3H8O. Show Answer Correct Answer: D) C3H8O. 2. ..... is the only non-metal to conduct electricity A) Diamond. B) Silicon. C) Germanium. D) Graphite. Show Answer Correct Answer: D) Graphite. 3. The number of isomers of pentane is A) 2. B) 3. C) 4. D) 5. Show Answer Correct Answer: B) 3. 4. Which of these is not a biological molecule? A) Carbohydrates. B) Proteins. C) Lipids. D) Carbon dioxide. Show Answer Correct Answer: D) Carbon dioxide. 5. Potassium cyanide A) Organic compound. B) Inorganic compound. C) All the above. D) None of the above. Show Answer Correct Answer: B) Inorganic compound. 6. The process of breaking the bonds within a starch molecule in order to release glucose molecules is called ..... A) Dehydration Synthesis. B) Hydrolysis. C) All the above. D) None of the above. Show Answer Correct Answer: B) Hydrolysis. 7. In carbon cycle, the following process will increases the carbon content in the atmosphere, except ..... A) Combustion. B) Respiration. C) Photosynthesis. D) Decomposition. Show Answer Correct Answer: C) Photosynthesis. 8. Gasoline is what group of compound? A) Inorganic compounds. B) Organic Compounds. C) Both A and B. D) None of the choiced. Show Answer Correct Answer: B) Organic Compounds. 9. An example of a nucleic acid is A) RNA. B) Protein. C) Muscle cells. D) Cell membranes. Show Answer Correct Answer: A) RNA. 10. Which carboxylic acid is found in vinegar? A) Formic acid. B) Lactic acid. C) Citric acid. D) Acetic acid. Show Answer Correct Answer: D) Acetic acid. 11. Which of the following are the products when ethanol burns in air? A) Carbon. B) Carbon dioxide and water. C) Carbon and water. D) Carbon monoxide and water. Show Answer Correct Answer: B) Carbon dioxide and water. 12. Which has a 2D hexagonal layered structure? A) Graphite. B) Diamond. C) Fullerene. D) All of these. Show Answer Correct Answer: A) Graphite. 13. The general formula for alkenes is ..... A) C$_{n}$H$_{2n+1}$, n = 1, 2, 3, 4, 5 . B) C$_{n}$H$_{2n}$, n = 1, 2, 3, 4, 5 . C) C$_{n}$H$_{2n+1}$, n = 2, 3, 4, 5 . D) C$_{n}$H$_{2n}$, n = 2, 3, 4, 5 . Show Answer Correct Answer: D) C$_{n}$H$_{2n}$, n = 2, 3, 4, 5 . 14. Macromolecule that contains carbon, hydrogen, oxygen, and nitrogen; needed by the body for growth and repair: A) Protein. B) Lipid. C) Carbohydrate. D) Monosaccharide. Show Answer Correct Answer: A) Protein. 15. What is a hydrocarbon that contains only single bonds called? A) Organic. B) Saturated. C) Unsaturated. D) Fully bonded. Show Answer Correct Answer: B) Saturated. 16. DNA and RNA A) Carbohydrates. B) Lipids. C) Proteins. D) Nucleic acids. Show Answer Correct Answer: D) Nucleic acids. 17. Which components makes the carbon atom a unique one?A A) Valence electron. B) Strength. C) Bond. D) All of the above. Show Answer Correct Answer: D) All of the above. 18. Gasohol is a mixture of A) Petrol only. B) Ethanol only. C) Methanol and ethanol. D) Ethanol and petrol. Show Answer Correct Answer: D) Ethanol and petrol. 19. Which of the following is an unsaturated fatty acid? A) Lauric acid. B) Palmitic acid. C) Stearic acid. D) Oleic acid. Show Answer Correct Answer: D) Oleic acid. 20. What is the periodic symbol for carbon? A) Ca. B) Cb. C) C. D) Cn. Show Answer Correct Answer: C) C. 21. What does not produce carbon dioxide? A) Photosynthesis. B) Burning Fossil Fuels. C) Animal respiration. D) Plants decaying. Show Answer Correct Answer: A) Photosynthesis. 22. 1 cm$^{3}$ of bromine water is added to pent-2-ene. When the mixture is shaken, the brown bromine water is decolourised. What is the product of this reaction? A) 1, 2-dibromopentene. B) 1, 2-dibromopentane. C) 2, 3-dibromopentene. D) 2, 3-dibromopentane. Show Answer Correct Answer: D) 2, 3-dibromopentane. 23. Carbon can be found in ..... A) The atmosphere. B) Soil. C) Fossil fuels. D) All of the above. Show Answer Correct Answer: D) All of the above. 24. Which of the following is NOT the compound of making soap? A) Sodium chloride. B) Sodium hydroxide. C) Palm oil. D) Glycerol. Show Answer Correct Answer: D) Glycerol. 25. Organisms that do not decompose can be buried and become what? A) Water. B) Nutrients. C) Air. D) Fossil fuels. Show Answer Correct Answer: D) Fossil fuels. ← 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