Botany · Ecosystem

NEET (UG) 2025 — Question 93

Given below are two statements : one is labelled as Statement I and the other is labelled as Statement II:

Statement I: The primary source of energy in an ecosystem is solar energy.

Statement II: The rate of production of organic matter during photosynthesis in an ecosystem is called net primary productivity (NPP).

In the light of the above statements, choose the correct answer from the options given below :

  1. Option A:

    Both statement I and statement II are correct.

  2. Option B:

    Both statement I and statement II are incorrect

  3. Option C:

    Statement I is correct but statement II is incorrect.

    Correct
  4. Option D:

    Statement I is incorrect but statement II is correct.

Answer: C

Step-by-step solution

Statement I correctly identifies solar energy as the primary energy source in ecosystems.

Statement II incorrectly defines NPP as it actually refers to net primary productivity, not gross production rate.

Answer key and solution verified before publishing.

Practise Ecosystem

Start with this question, then two more from the same chapter — with a tutor that explains every step. Free.

Exam
NEET (UG) 2025
Subject
Botany
Chapter
Ecosystem
Topic
Productivity
Given below are two statements : one is labelled as Statement I and… | NEET (UG) 2025 PYQ with Solution · DhiX AI