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Friday, 9 October

NEET UG 2024 · Botany · Question 150

NEET 2024 Botany, question 150

Question 150 of the NEET 2024 paper (code T2) is a Botany question from Ecosystem. Its idea, Lindeman's 10 Percent Law, was asked only this once in NEET 2017–2026. The NTA final answer key gives option 1.

Updated 2026-10-08

Q150 · Botany

In an ecosystem if the Net Primary Productivity (NPP) of first trophic level is 100x (kcal m−2^{-2}) yr−1^{-1}, what would be the GPP (Gross Primary Productivity) of the third trophic level of the same ecosystem?

  1. 110x (kcal m−2^{-2}) yr−1^{-1}Official answer
  2. 2100x3x\frac{100x}{3x} (kcal m−2^{-2}) yr−1^{-1}
  3. 3x10\frac{x}{10} (kcal m−2^{-2}) yr−1^{-1}
  4. 4x (kcal m−2^{-2}) yr−1^{-1}

Official answer: option 1 · NTA final answer key

Same idea

The only question on Lindeman's 10 Percent Law

No other NEET paper from 2017–2026 tested this exact idea.

Lindeman's 10 Percent Law: every question and how it was framed

The chapter

Ecosystem in ten years of NEET

20 questions from 2017–2026, asked in 10 of 10 papers, about 1.9 a paper. Energy Flow in Ecosystem alone had 15.

Chapter analysisStudy this chapterPractise this chapter

Ecosystem: questions per paper

0242’171’181’192’203’213’222’231’243’252’26