Adrenaline and ephedrine are two biologically active compounds, both containing a secondary amino group. For which of the following purposes are they used?
Answer & explanation
Correct answer: option 3
The correct answer is Option (3) → To increase blood pressure
Amines occur in nature and are also made as drugs. Adrenaline and ephedrine, which both carry a secondary amino group, are used to increase blood pressure.
NCERT (2026-27 edition):
Unit 9 Amines – “Two biologically active compounds, namely adrenaline and ephedrine, both containing secondary amino group, are used to increase blood pressure.”