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Engineering Exams RRB-JE JE (Junior Engineer) DMS (Depot Material Superintendent) CS (Chemical Supervisor - Research) MS (Metallurgical Supervisor - Research) General Science 2019 24-May-2019 Paper-1 Shift-2 Easy +1 -0.33 CMA (Chemical and Metallurgical Assistant)
Which of the following is acidic in nature?
Correct Answer: C. All of the options
Explanation: All of the provided options—tomato, lemon juice, and orange—are acidic in nature. These fruits contain natural organic acids, such as citric acid in lemons and oranges, and malic and citric acids in tomatoes, which result in a pH level below 7. Since every individual choice listed is an acidic substance, the correct answer is all of the options.
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