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  9. Q310

RRB Group D (Level-1 posts) 2025 · Question 310 of 386

Which of the following 'indicators' is used to test the nature of solutions besides litmus

  1. ASand and alcohol
  2. BSugar and water
  3. CTable salt and vinegar
  4. DTurmeric and red cabbage juiceCorrect

Answer: D. Turmeric and red cabbage juice

Official answer key verified. Detailed explanation coming soon.

Source: RRB Group D 2024 Question Paper PDF (Dec 27, 2025) (Shift 2) · official-answer-key

← Q309View full paper (386 questions)Q311 →

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