Litmus solution is obtained from Lichens. It is mainly used as an indicator to determine the basic and acidic nature of solution. Students who are not able to get a clear idea about this topic can refer to the NCERT Solutions from BYJU’S. The solutions are curated by subject matter experts having vast experience in the respective subject to help students score well in the exam. Both chapter wise and exercise wise format of solutions can be accessed by the students to get their queries cleared instantly.