Biology·MCQ Practice

Ecosystem — MCQ Practice

NEET UG

Version 1Updated 22 Mar 2026

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Test your knowledge. Click “Solve” to reveal options, select your answer, then check the result. 6 questions available.

Q1easy

Which of the following ecological pyramids can never be inverted?

Q2medium

If $20,\text{J}$ of energy is trapped at the producer level, how much energy will be available to the secondary consumer in a food chain?

Q3easy

Which of the following processes is NOT a step in the decomposition of detritus?

Q4easy

In a pond ecosystem, which of the following represents the primary producers?

Q5medium

Which of the following statements about the carbon cycle is INCORRECT?

Q6medium

Which of the following factors does NOT significantly affect the rate of decomposition?