NEET UG 2018 · Zoology · Question 140
NEET 2018 Zoology, question 140
Question 140 of the NEET 2018 paper (code AA) is a Zoology question from Chemical Coordination and Integration. Its idea, Chemical Classes of Hormones, was asked 3 times, in 2018, 2024 and 2025, across NEET 2017–2026. The CBSE official answer key gives option 3.
Updated 2026-10-08
Q140 · Zoology
Which of the following is an amino acid derived hormone ?
- 1Estradiol
- 2Ecdysone
- 3EpinephrineOfficial answer
- 4Estriol
Official answer: option 3 · CBSE official answer key
Same idea
Chemical Classes of Hormones, in other papers
NEET asked this idea 3 times, in 2018, 2024 and 2025. The other 2 questions below.
- 2025 Q161Why can't insulin be given orally to diabetic patients?One-line MCQ · Easy
- 2024 Q162Which of the following is not a steroid hormone?One-line MCQ · Easy
Chemical Classes of Hormones: every question and how it was framed
The chapter
Chemical Coordination and Integration in ten years of NEET
24 questions from 2017–2026, asked in 10 of 10 papers, about 2.3 a paper. Endocrine Glands and Hormone Action alone had 24.