Environment & Ecology·MCQ Practice

Components of Ecosystem — MCQ Practice

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Version 1Updated 9 Mar 2026

Interactive MCQ Practice

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

Q1easy

Which of the following statements best describes the role of decomposers in an ecosystem?

Q2medium

Consider the following abiotic factors: 1. Soil pH 2. Altitude 3. Humidity 4. Salinity Which of the above is/are considered edaphic factors?

Q3easy

Which of the following Indian ecosystems is characterized by specialized producers with adaptations like pneumatophores and salt glands?

Q4medium

The concept of 'ecological niche' primarily refers to:

Q5hard

Which of the following statements about 'limiting factors' in an ecosystem is/are correct? 1. They are always abiotic factors. 2. Both scarcity and excess of a factor can be limiting. 3. Liebig's Law of the Minimum is a specific application of this concept. Select the correct answer using the code given below:

Q6medium

In the context of Himalayan ecosystems, 'altitudinal zonation' primarily refers to:

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