NEET UG 2026 · Botany · Question 137
NEET 2026 Botany, question 137
Question 137 of the NEET 2026 paper (re-exam) is a Botany question from Biotechnology and its Applications. Its idea, Alkaline pH Activation, was asked twice, in 2019 and 2026, across NEET 2017–2026. The NTA final answer key gives option 1.
Updated 2026-10-08
Q137 · Botany
The inactive form of Bt toxin is converted to the active form in the insect gut __________.
- 1due to alkaline pHOfficial answer
- 2due to acidic pH
- 3by proteases
- 4by nucleases
Official answer: option 1 · NTA final answer key
Same idea
Alkaline pH Activation, in other papers
NEET asked this idea twice, in 2019 and 2026. The other question below.
- 2019 Q174What triggers activation of protoxin to active Bt toxin of Bacillus thuringiensis in boll worm ?One-line MCQ · Easy
Alkaline pH Activation: every question and how it was framed
The chapter
Biotechnology and its Applications in ten years of NEET
24 questions from 2017–2026, asked in 9 of 10 papers, about 2.3 a paper. Transgenic Plants alone had 12.