1. Which of the following is an antiseptic?
Answer:
Explanation:
Phenol has antiseptic properties and is used to disinfect wounds.
2. Which component gives the spicy flavor to chili peppers?
Answer:
Explanation:
Capsaicin gives the spicy flavor to chili peppers.
3. Which of the following is an artificial sweetener?
Answer:
Explanation:
Aspartame is an artificial sweetener used in various food products.
4. Which compound is primarily responsible for the aroma of vanilla?
Answer:
Explanation:
Vanillin is the primary component responsible for the aroma of vanilla.
5. The active ingredient in common antacids is:
Answer:
Explanation:
Sodium bicarbonate neutralizes stomach acid, hence is used in antacids.
6. Which compound is used as a preservative in pickles?
Answer:
Explanation:
Sodium benzoate is used as a preservative in pickles and other acidic foods.
7. The main component of common table salt is:
Answer:
Explanation:
Common table salt primarily consists of sodium chloride.
8. Which compound in coffee acts as a stimulant?
Answer:
Explanation:
Caffeine acts as a stimulant and is the main active compound in coffee.
9. Which of the following is a tranquilizer?
Answer:
Explanation:
Barbiturates are a class of drugs that act as central nervous system depressants, and can therefore produce a wide spectrum of effects, from mild sedation to total anesthesia.
10. The main component of hair conditioners is:
Answer:
Explanation:
Cationic detergents are used in hair conditioners to give a smooth texture to the hair.
11. Which of the following is NOT an antibiotic?
Answer:
Explanation:
Paracetamol is an analgesic and antipyretic but not an antibiotic.
12. The main component of mothballs is:
Answer:
Explanation:
Mothballs primarily consist of naphthalene which acts as a repellent.
13. Which compound is commonly used as an antiseptic in mouthwashes?
Answer:
Explanation:
Chlorhexidine has antiseptic properties and is used in many mouthwashes.
14. Ascorbic acid is another name for:
Answer:
Explanation:
Ascorbic acid is the chemical name for Vitamin C.
15. Which of the following is used as a food preservative?
Answer:
Explanation:
Benzoic acid and its salts are used as a food preservative.
16. Which compound is responsible for the hot taste of ginger?
Answer:
Explanation:
Gingerol gives the hot and spicy flavor to ginger.
17. Which of the following is an antipyretic drug?
Answer:
Explanation:
Paracetamol is used to reduce fever and is known as an antipyretic drug.
18. The main component of vinegar is:
Answer:
Explanation:
Vinegar primarily consists of acetic acid which gives it its characteristic taste.
19. Which compound is commonly used as a painkiller?
Answer:
Explanation:
Paracetamol is a common over-the-counter painkiller.
20. The sweet substance found in honey is:
Answer:
Explanation:
Honey contains a significant amount of fructose, which gives it its sweet taste.