Civil Services Uttar Pradesh (उत्तर प्रदेश) PCS Mock Test Series 2025 General Science Chemistry Equilibrium
Which of the following statements is correct?
S1: Litmus solution is a yellow dye extracted from lichen, a plant belonging to the division
S2: Acid-base indicators such as red cabbage leaves, and flowers like Hydrangea change color to indicate the presence of acids or bases in a solution.
1
S1 and S2
2
S1
3
S2
4
None of the above