Components of Ecosystem — Prelims Questions

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

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

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

The concept of 'ecological niche' primarily refers to:

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:

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