This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 4 Carbon And Its Compounds – Quiz 30 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 4 Carbon And Its Compounds Quiz 30 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is a hydrocarbon with only single covalent bonds? A) Alkane. B) Alkene. C) Alkyne. D) Alcohol. Show Answer Correct Answer: A) Alkane. 2. Why is polystyrene suitable as food containers A) It is thermoset plastic. B) It can be moulded and recycled repeatedly. C) It is heat resistant. D) It is non-flammable. Show Answer Correct Answer: B) It can be moulded and recycled repeatedly. 3. Immediate energy source for organisms: A) Carbohydrates. B) Lipids. C) Proteins. D) Nucleic acids. Show Answer Correct Answer: A) Carbohydrates. 4. Transport substances into and out of cells: A) Carbohydrates. B) Lipids. C) Proteins. D) Nucleic acids. Show Answer Correct Answer: C) Proteins. 5. This macromolecule carries hereditary information and instructions for building molecules A) Carbohydrate. B) Lipids. C) Protein. D) Nucleic acid. Show Answer Correct Answer: D) Nucleic acid. 6. What cell organelle function is to conduct photosynthesis? A) Mitochondria. B) Nucleus. C) Ribosome. D) Chloroplast. Show Answer Correct Answer: D) Chloroplast. 7. The following information shows a part of extraction process of palm oil. 'Fruits are detaches from their bunches'What is the process? A) Sterilasation. B) Threshing. C) Extraction. D) Filtration. Show Answer Correct Answer: B) Threshing. 8. Oils on treating with hydrogen in the presence of palladium or nickel catalyst form fats. This is an example of- A) Addition Reaction. B) Substitution Reaction. C) Displacement Reaction. D) Oxidation Rection. Show Answer Correct Answer: A) Addition Reaction. 9. This macromolecule breaks down into sugars such as glucose. A) Lipids/Fats. B) Nucleic Acids. C) Protein. D) Carbohydrates. Show Answer Correct Answer: D) Carbohydrates. 10. They are aliphatic hydrocarbons that contain triple bond. A) Alkanes. B) Alkenes. C) Alkynes. D) None of the above. Show Answer Correct Answer: C) Alkynes. 11. Monosaccharides A) Carbohydrates. B) Lipids. C) Proteins. D) Nucleic acids. Show Answer Correct Answer: A) Carbohydrates. 12. Which two elements do all organic compounds contain? A) Carbon and hydrogen. B) Carbon and oxygen. C) Oxygen and hydrogen. D) Carbon and nitrogen. Show Answer Correct Answer: A) Carbon and hydrogen. 13. Which of the following is true about vulcanized and unvulcanized rubber? A) Vulcanized rubber is less elastic than unvulcanized rubber. B) Vulcanized rubber become soft and sticky easily compared to unvulcanized rubber. C) Vulcanized rubber is stronger than unvulcanized rubber. D) Vulcanized rubber is more easily oxidised than unvulcanized rubber. Show Answer Correct Answer: C) Vulcanized rubber is stronger than unvulcanized rubber. 14. What are the RNA that contains the sugar ribose & DNA that contains the sugar deoxyribose? A) Sugars. B) Amino acids. C) Proteins. D) Nucleotides. Show Answer Correct Answer: D) Nucleotides. 15. Covalent compound A) Has low melting and boiling point. B) Is generally poor conductors of electricity. C) Has weak inter-molecular forces. D) All of the above. Show Answer Correct Answer: D) All of the above. 16. Why are most carbon compounds poor conductors of electricity? A) They have high melting points. B) They have strong forces of attraction between molecules. C) The forces of attraction between the molecules are not very strong. D) They are ionic compounds. Show Answer Correct Answer: C) The forces of attraction between the molecules are not very strong. 17. Give an example of a functional group. A) Carboxyl group (-COOH). B) Methyl group (-CH3). C) Hydroxyl group (-OH). D) Amino group (-NH2). Show Answer Correct Answer: C) Hydroxyl group (-OH). 18. This is the type of bond that Carbon and Hydrogen must have in a compound for it to be considered as organic. A) Metallic Bond. B) Covalent Bond. C) Ionic Bond. D) None of the above. Show Answer Correct Answer: B) Covalent Bond. 19. What is the difference between organic and inorganic carbon compounds in terms of flammability? A) Organic compounds are flammable, while inorganic ones are not. B) Both types of compounds are flammable. C) Neither type of compound is flammable. D) Inorganic compounds are flammable, while organic ones are not. Show Answer Correct Answer: A) Organic compounds are flammable, while inorganic ones are not. 20. Which of the following functional group is present in CH3COOH organic compound A) Alcohol. B) Aldehyde. C) Ketone. D) Carboxylic. Show Answer Correct Answer: D) Carboxylic. 21. What is fractional distillation used for? A) To synthesize new compounds. B) To separate mixtures based on boiling points. C) To break down hydrocarbons. D) To purify water. Show Answer Correct Answer: B) To separate mixtures based on boiling points. 22. Low melting point and boiling point is a property of ..... ? A) Organic compounds. B) Inorganic compounds. C) All the above. D) None of the above. Show Answer Correct Answer: A) Organic compounds. 23. Which of the following compounds is an organic compound? A) Glucose. B) Carbon dioxide. C) Carbonic acid. D) Calcium carbonate. Show Answer Correct Answer: A) Glucose. 24. Which of the following is NOT the properties of alcohols? A) Volatile. B) Flammable. C) Neutral in pH. D) Undergo hydration process. Show Answer Correct Answer: D) Undergo hydration process. 25. Carbohydrates and lipids are composed of the same A) Elements. B) Compounds. C) Molecules. D) Stuff. Show Answer Correct Answer: A) Elements. ← 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