Question

पूर्णवाक्येन उत्तरं लिखत-
(क) मल्लिका चन्दनश्च मासपर्यन्तं धेनोः कथम् अकुरुताम्?​

Answer 1

An Olfactory indicator is a substance whose smell varies depending on whether it is mixed with an acidic or basic solution. ... Simply put, olfactory indicators are substances which have a different odour in acid and base solutions. For eg: Vanilla extract has a characteristic pleasant smell, onion and clove oil, etc