WBCS.LIVE practice question

Select the one having pH < 7.

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Lemon juice
  2. Lime water
  3. Human blood
  4. Antacid

Correct answer and explanation

Correct answer: Lemon juice

Explanation: āœ… Correct Answer: A) Lemon juice šŸ“š Explanation: A pH of less than 7 indicates an acidic substance. Lemon juice contains citric acid and typically has a pH between 2 and 3. Antacids, human blood (7.4), and lime water are all basic or neutral substances with a pH ≥ 7.