This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Chemistry Part Ii > Class 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life Quiz 4 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the role of sugar in ice cream production? A) To act as a stabilizer. B) To improve the body and texture. C) To sweeten and lower the freezing point. D) To disperse fat globules. Show Answer Correct Answer: C) To sweeten and lower the freezing point. 2. Which of the following medicine is not psychotherapeutic in nature? A) Stimulant. B) Streptomycin. C) Antidepressant. D) Tranquilizer. Show Answer Correct Answer: B) Streptomycin. 3. About Histamine which of following statements are correct, A) It is potent vasodilator. B) It contract smooth muscles and relaxes other muscles. C) It is responsible for nasal congestion. D) All of above. Show Answer Correct Answer: D) All of above. 4. Which chemical is used to purify drinking water? A) Hydrogen. B) Iodine. C) Sulfur. D) Chlorine. Show Answer Correct Answer: D) Chlorine. 5. Which of the following substances is used as food preservatives? A) Sodium nitrite. B) Ascorbic acid. C) Monosodium glutamate. D) Tartrazine. Show Answer Correct Answer: A) Sodium nitrite. 6. WORLD FOOD DAY IS OBSERVED ON ..... A) 16 OCTOBER. B) 16 FEBRUARY. C) 16 SEPTEMBER. D) 16 JUNE. Show Answer Correct Answer: A) 16 OCTOBER. 7. What is the main chemical in nail polish remover? A) Benzene. B) Ethanol. C) Acetone. D) Methanol. Show Answer Correct Answer: C) Acetone. 8. Statement 1:Codex Alimentarius is an international commission for food labeling.Statement 2:Coffee, Tea and Spices have been exempted from food labeling. A) False, True. B) True, True. C) False, False. D) True, False. Show Answer Correct Answer: B) True, True. 9. Coal with highest carbon content is A) Lignite. B) Peat. C) Bituminous. D) Anthracite. Show Answer Correct Answer: D) Anthracite. 10. Which gas is used to carbonate soft drinks? A) Nitrogen. B) Hydrogen. C) Oxygen. D) Carbon dioxide. Show Answer Correct Answer: D) Carbon dioxide. 11. Dalam sebuah praktikum, guru memberikan beberapa sampel padatan berwarna untuk diamati sifat fisiknya, seperti warna, bentuk, dan ukuran butir. Agar mudah diperlihatkan kepada kelompok lain, sampel tersebut diletakkan dalam sebuah wadah bundar pipih transparan yang ditutup rapat. Alat laboratorium yang dimaksud adalah ..... A) Tabung reaksi. B) Cawan petri. C) Erlenmeyer. D) Buret. E) Gelas ukur. Show Answer Correct Answer: B) Cawan petri. 12. Drug that binds to receptor site and inhibit its function A) Detergent. B) Antacid. C) Antagonist. D) Antihistamine. Show Answer Correct Answer: C) Antagonist. 13. Why would a person take Buffered Aspirin? A) For indigestion. B) Because they're allergic to Aspirin. C) To slow down its absorption. D) Because their digestive system is sensitive to regular Aspirin. Show Answer Correct Answer: D) Because their digestive system is sensitive to regular Aspirin. 14. Which of the following act as dyes in food? A) Vanilla essence. B) Tatrazine. C) Gelatin. D) Monosodium glutamate. Show Answer Correct Answer: B) Tatrazine. 15. Percent solution of phenol is an example of A) Antiseptic. B) Disinfectant. C) All the above. D) None of the above. Show Answer Correct Answer: A) Antiseptic. 16. A molecule may have polar bonds but can become non polar because of its A) Area. B) Shape. C) Volume. D) Size. Show Answer Correct Answer: B) Shape. 17. Bithional is generally added to the soaps as an additive to function as a/an A) Antiseptic. B) Buffering agent. C) Dryer. D) Softener. Show Answer Correct Answer: A) Antiseptic. 18. The cationic detergent that is used in hair conditioners is A) Tetramethyl ammonium chloride. B) Cetyltrimethyl ammonium bromide. C) Sodium dodecylbenzene sulphonate. D) Sodium lauryl sulphate. Show Answer Correct Answer: B) Cetyltrimethyl ammonium bromide. 19. What is the wavelength range for UV spectrum of light? A) 400 nm-700 nm. B) 400 nm to 800 nm. C) 700 nm-1400 nm. D) 10 nm to 400 nm. Show Answer Correct Answer: D) 10 nm to 400 nm. 20. Which statement about aspirin is not true? A) Aspirin belongs to narcotic analgesics. B) It is effective in relieving pain. C) It has anti blood clotting property. D) It is a neurologically active drug. Show Answer Correct Answer: A) Aspirin belongs to narcotic analgesics. 21. The chemical formula of KING of CHEMICALS is A) HNO3. B) HIO3. C) HCl. D) H2SO4. Show Answer Correct Answer: D) H2SO4. 22. What indicator is used during the titration of magnesium at pH 10.0? A) Bromothymol blue. B) Methyl orange. C) Erichrome Black T. D) Phenolphthalein. Show Answer Correct Answer: C) Erichrome Black T. 23. A narrow spectrum antibiotic is active against ..... A) Gram positive or gram negative bacteria. B) Gram negative bacteria only. C) Single organism or one disease. D) Both gram positive and gram negative bacteria. Show Answer Correct Answer: A) Gram positive or gram negative bacteria. 24. The class of drugs used for the treatment of stress is A) Analgesics. B) Antiseptic. C) Antihistamine. D) Tranquilizers. Show Answer Correct Answer: D) Tranquilizers. 25. This is not a type of polarity A) Ionic. B) Metallic. C) Non polar covalent. D) Polar covalent. Show Answer Correct Answer: B) Metallic. 26. Which of the following is an example of Narcotic Drugs? A) Morphine. B) Paracetamol. C) Aspirin. D) Zantac. Show Answer Correct Answer: A) Morphine. 27. Zane is making a chart of compounds that are found in the human body. What is the most common compound found in the human body? A) H2O. B) NaCl (table Salt). C) CO2. D) Sodium Bicarbonate (baking soda). Show Answer Correct Answer: A) H2O. 28. Which one of the followings is employed as a Tranquilizer drug? A) Iproniazid. B) Promethazine. C) Naproxen. D) Mifepristone. Show Answer Correct Answer: A) Iproniazid. 29. The substance which is used to cover the London Olympic Stadium in 2012 A) UV curable inks. B) Solar panels. C) Auto cleaning. D) Fabric panels. Show Answer Correct Answer: D) Fabric panels. 30. Each enzyme binds a singular substrate or a unique set of substrates in its active site to give reaction. What is this called? A) Catalysis. B) Fragility. C) Specificity. D) Reusability. Show Answer Correct Answer: C) Specificity. 31. During practice, a student smells chlorine gas directly from the mouth of the test tube. As a result, he feels dizzy and coughs. The correct analysis of the student's mistake is ..... A) Not performing the 'wafting' technique when smelling chemicals. B) Not using a protective mask while working. C) Not using a lab coat. D) Not closing the test tube tightly. E) Not using protective gloves. Show Answer Correct Answer: A) Not performing the 'wafting' technique when smelling chemicals. 32. What is the first step in the procedure for detecting added water in milk? A) Place a drop of milk on a horizontally placed glass plate. B) Pipette 1-2 ml of the milk sample using a dropper. C) Observe the color of the milk sample. D) Heat the milk sample to check its consistency. Show Answer Correct Answer: B) Pipette 1-2 ml of the milk sample using a dropper. 33. Drug tegamet is used as A) Antacid. B) Analgesic. C) Antiseptic. D) Antimalarial. Show Answer Correct Answer: A) Antacid. 34. Which enzyme below is involved in the following chemical digestion process?FATS$\rightarrow$FATTY ACIDS/GLYCEROL A) Lipase. B) Pepsin. C) Amylase. D) Trypsin. Show Answer Correct Answer: A) Lipase. 35. Which one of the following is not a broad spectrum antibiotics A) Ampicillin. B) Amoxycillin. C) Chloramphenicol. D) Penicillin G. Show Answer Correct Answer: D) Penicillin G. 36. What part of air is used in burning? A) Oxygen. B) Other gases. C) Carbon dioxide. D) Nitrogen. Show Answer Correct Answer: A) Oxygen. 37. Property of Aluminium due to which it is used in aircrafts. A) Good conductor of heat. B) Light weight. C) All the above. D) None of the above. Show Answer Correct Answer: B) Light weight. 38. The word anti-pyretic refers to ..... A) Reducing Swelling. B) Relief or prevention of pain. C) Reducing fever. D) Decreasing stomach acidity. Show Answer Correct Answer: C) Reducing fever. 39. Which chemical is commonly used to increase the shelf life of cosmetics? A) Baking soda. B) Sodium chloride. C) Citric acid. D) Parabens. Show Answer Correct Answer: D) Parabens. 40. When soaps are used in hard water they form insoluble A) Scum. B) Detergent. C) Medicine. D) Drug. Show Answer Correct Answer: A) Scum. 41. Cetyltrimethyl ammonium bromide is a popular A) Non-ionic detergent. B) Cationic detergent. C) Anionic detergent. D) Sweetener. Show Answer Correct Answer: B) Cationic detergent. 42. Milk and other beverages undergo a mild heating process to destroy a particular spoilage or disease-causing organism. this is known as A) Decontamination. B) Sterilization. C) Degerming. D) Pasteurization. Show Answer Correct Answer: D) Pasteurization. 43. "Copper carbonate $\rightarrow$ Copper oxide +carbon dioxide" . What reaction is this? A) Combustion. B) Respiration. C) Neutralization. D) Thermal decomposition. Show Answer Correct Answer: D) Thermal decomposition. 44. Texture of ice cream can be smooth by adding a food additive. Which of the following is the food additive? A) Natrium nitrite. B) Monosodium glutamate. C) Lecithin. D) Ascorbic acid. Show Answer Correct Answer: C) Lecithin. 45. Apa tujuan dari penggunaan minyak pada Wadah B? A) Untuk menambah berat paku besi agar tenggelam. B) Untuk membersihkan paku besi dari kotoran. C) Untuk mempercepat proses karat pada paku besi. D) Untuk mencegah kontak antara air dan oksigen dengan paku besi sehingga mencegah terbentuknya karat. Show Answer Correct Answer: D) Untuk mencegah kontak antara air dan oksigen dengan paku besi sehingga mencegah terbentuknya karat. 46. What is the purpose of using emulsifiers in cosmetic formulations? A) To enhance color. B) To stabilize mixtures of oil and water. C) To increase viscosity. D) To add fragrance. Show Answer Correct Answer: B) To stabilize mixtures of oil and water. 47. A student heats a solution using a bunsen burner. After the practice is over, he immediately touches the test tube with his bare hands. The main risk of this action is ..... A) The bunsen flame may suddenly go out. B) A dangerous chemical reaction occurs. C) The solution in the tube runs out. D) The test tube reacts with air. E) The student may get burned or scalded. Show Answer Correct Answer: E) The student may get burned or scalded. 48. Table salt is made of: A) Sodium and potassium. B) Sodium and chloride. C) Potassium and chloride. D) Sodium and fluoride. Show Answer Correct Answer: B) Sodium and chloride. 49. On which factors the vibrational stretching frequency of diatomic molecule depend? A) Atomic population. B) Magnetic field. C) Temperature. D) Force constant. Show Answer Correct Answer: D) Force constant. 50. Commonly used food preservatives are A) Iproniazid. B) Sodium benzoate. C) Ethyl alcohol. D) Cimetidine benzoate. Show Answer Correct Answer: B) Sodium benzoate. 51. Which of the following is/are example(s) of narcoticanalgesics? A) Morphine. B) Heroin. C) Codeine. D) All of these. Show Answer Correct Answer: D) All of these. 52. Langkah-langkah metode ilmiah ada tujuh, yaitu:1. Mengajukan pertanyaan / mengidentifikasi masalah 2. Membuat pengamatan 3. Membuat hipotesis 4. Melakukan eksperimen / mengumpulkan data 5. Menganalisis data 6. Menarik kesimpulan 7. Mengomunikasikan hasil Manakah urutan langkah metode ilmiah yang paling benar? A) 3, 1, 2, 4, 5, 7, 6. B) 2, 1, 3, 4, 6, 5, 7. C) 1, 2, 4, 3, 5, 6, 7. D) 1, 2, 3, 4, 5, 6, 7. E) 1, 3, 2, 4, 5, 6, 7. Show Answer Correct Answer: D) 1, 2, 3, 4, 5, 6, 7. 53. The substance formed when oxygen combines with carbon is A) Carbon dioxide. B) Ozone. C) Carbon sulphide. D) Water. Show Answer Correct Answer: A) Carbon dioxide. 54. Which indicator is used for back titration of unused EDTA? A) Phenolphthalein. B) Bromothymol Blue. C) Methyl Orange. D) Eriochrome Black T. Show Answer Correct Answer: D) Eriochrome Black T. 55. Manakah deskripsi yang sesuai dengan peraturan keselamatan kerja di laboratorium? A) Dilarang menggunakan aksesoris seperti gelang, cincin, dan jam. B) Apabila berambut panjang, rambut wajib diikat dengan rapi. C) Wajib menggunakan alas kaki tertutup seperti sepatu, bukan sandal. D) Sisa bahan kimia harus dibuang sesuai prosedur limbah, bukan ke wastafel. E) Semua jawaban a, b, c, dan d benar. Show Answer Correct Answer: E) Semua jawaban a, b, c, dan d benar. 56. Gelas kimia bisa digunakan untuk memanaskan larutan ringan di atas pembakar Bunsen. Pernyataan ini: A) BENAR. B) SALAH. C) All the above. D) None of the above. Show Answer Correct Answer: A) BENAR. 57. Which of the following is a common example of a cleansing agent? A) Water. B) Salt. C) Sugar. D) Soap. Show Answer Correct Answer: D) Soap. 58. Which compound is used in antacids to relieve heartburn? A) Magnesium hydroxide. B) Sodium nitrate. C) Hydrochloric acid. D) Acetic acid. Show Answer Correct Answer: A) Magnesium hydroxide. 59. Sodium lauryl sulphate is A) Detergent. B) Bleaching powder. C) Hormone. D) Soap. Show Answer Correct Answer: A) Detergent. 60. Which of the following is an example of narrow spectrumantibiotic? A) Ofloxacin. B) Ampicillin. C) Chloramphenicol. D) Penicillin G. Show Answer Correct Answer: D) Penicillin G. ← PreviousNext →Related QuizzesScience QuizzesClass 12 QuizzesClass 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life Quiz 1Class 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life Quiz 2Class 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life Quiz 3Class 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life Quiz 5Class 12 Chemistry (Part Ii) Chapter 16 Chemistry In Everyday Life Quiz 6Class 12 Chemistry (Part Ii) Chapter 10 Haloalkanes And Haloarenes QuizClass 12 Chemistry (Part Ii) Chapter 11 Alcohols QuizClass 12 Chemistry (Part Ii) Chapter 12 Aldehydes Quiz 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books