NEET Biology: Ecosystem — MCQ Test 1

Q6. Which component of an ecosystem is responsible for the conversion of organic matter into inorganic nutrients?

Q7. Which of the following best defines an ecosystem?

Q8. Which of the following statements about net primary productivity (NPP) is incorrect?

Q9. What is the major role of decomposers in an ecosystem?

Q10. Which of the following statements about the energy pyramid is correct?

NEET BiologyEcosystem

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Which of the following is the best example of a self-sustaining ecosystem?

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About this NEET MCQ Test

This page provides a free online MCQ test for NEET Biology preparation, focusing specifically on the chapter Ecosystem. It contains 10 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.

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Key concepts covered in this specific test include Following, Sustaining, Ecosystem, Statements, Incorrect, and Statement.

Taking these timed MCQ tests helps you simulate the real NEET exam environment. Detailed step-by-step explanations are provided for every question to help you learn from your mistakes and strengthen your fundamentals.

Preview of Questions in this Test

Q1. Which of the following is the best example of a self-sustaining ecosystem?

  • A. Crop field
  • B. Forest
  • C. Aquarium
  • D. Zoo

Q2. Which of the following statements about trophic levels is correct?

  • A. Producers occupy the highest trophic level
  • B. Herbivores belong to the second trophic level
  • C. Energy increases as we move up the trophic levels
  • D. Carnivores belong to the first trophic level

Q3. Which of the following is an incorrect statement about the nitrogen cycle?

  • A. Nitrogen fixation converts atmospheric nitrogen into usable forms
  • B. Denitrification releases nitrogen gas back into the atmosphere
  • C. Plants absorb nitrogen directly from the atmosphere
  • D. Decomposers release nitrogen from organic matter into the soil

Q4. Which trophic level do primary consumers belong to?

  • A. First
  • B. Second
  • C. Third
  • D. Fourth

Q5. Which of the following describes a grazing food chain?

  • A. Starts with detritus and decomposers
  • B. Begins with living producers
  • C. Includes only carnivores
  • D. Does not involve energy transfer

+ 5 more questions in the actual test

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