UPSC CDS/OTA
Chemistry in Daily Life
General Studies
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Chemistry in Daily Life

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Questions
30
Time
30 min
Marks
30
Solutions
All inline
Q1Which of the following statements is/are correct about detergents? 1. Detergents are sodium salts of long-chain benzene sulphonic acids or alkyl hydrogen sulphates. 2. They can work in both hard and soft water. Select the correct answer using the codes below:MediumSolve →Q2Which of the following acts as an antacid in the human body?MediumSolve →Q3Which of the following food preservatives is commonly used in squashes and jams?MediumSolve →Q4Match the following: A. Antibiotic — 1. Paracetamol B. Analgesic — 2. Penicillin C. Disinfectant — 3. PhenolMediumSolve →Q5Which of the following statements is/are correct about artificial sweeteners? 1. Aspartame is unstable at high temperatures and is therefore not suitable for use in cooking. 2. Sucralose is about 600 times sweeter than cane sugar and can be used for baking. Select the correct answer using the code below:MediumSolve →Q6Which of the following dyes is used as an indicator in acid-base titration?MediumSolve →Q7Which sweetening agent is safe for diabetic patients?MediumSolve →Q8Which of the following statements correctly explains the action of antioxidants in food? 1. Antioxidants prevent the spoilage of food by inhibiting the oxidation of fats and oils. 2. Common antioxidants include BHA and BHT. Select the correct answer using the code below:MediumSolve →Q9Which chemical is used for bleaching cotton and linen in the textile industry?MediumSolve →Q10Which of these is used in making soaps? 1. Sodium hydroxide 2. Potassium hydroxide 3. Sodium carbonate Select the correct code:MediumSolve →
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