NEET UG · Biology · Biotechnology: Principles and Processes

Exponential DNA Amplification

NEET asked Exponential DNA Amplification twice, in 2022 and 2025: 2 of the 1,875 questions in the 10 papers from 2017–2026. It belongs to Polymerase Chain Reaction, in Biotechnology: Principles and Processes (Biology). The longest wait between two papers asking it was 3 years.

Updated 2026-10-08

Times asked: 2; in 2017–2026
Papers: 2; of 10
First asked: 2022; last in 2025
Chance next paper: 6%; calibrated historical rate

Questions on this idea, by paper

2017–2026. 2022 and 2025.

How NEET framed it

Assertion–reason is the usual form. Skill tested: concept.

Assertion-reason on biotechnology technique
Definition recall

Chance asked next paper 6%

Every question

All 2 questions

From the official NEET UG papers, newest first. Open one for the full question, the options and the official answer.

2025 Q 92 Polymerase chain reaction (PCR) amplifies DNA following the equation. One-line MCQ \cdot Easy 2022 Q 111 Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : Polymerase\dots Assertion-reason \cdot Medium

Papers: NEET 2022, NEET 2025.

Same topic

Other ideas in Polymerase Chain Reaction

Polymerase Chain Reaction has 4 ideas NEET has asked; 2 of them came up in more than one question.

DNA Denaturation Step2× · 2021
Primer Annealing Steponce · 2026
Chronological Sequence of PCR Stepsonce · 2018

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