CBSE Class 7 Science
Question 3 of 19
Exploring Substances Acidic Basic and Neutral — Question 3
Back to all questions 3
Question If litmus is not available, are there some other natural substances that can serve as acid- base indicators? (Page 11)
Yes, there are other natural substances that can be used as acid-base indicators, such as red cabbage juice, turmeric, and rose extract. These substances also change colour in the presence of acids or bases.