Why is the interdependence of the worms and plants an example of commensalism?

The interdependence of worms and plants is often considered an example of mutualism rather than commensalism. However, if we are to consider it as commensalism, it would be due to the following reasons:

Step 1: Define the Problem

Identify why the relationship between worms and plants might be considered commensalism.

Step 2: Break Down the Problem

1. Worms' Role: Understand what worms do in the soil.
2. Plants' Benefit: Determine how plants benefit from the presence of worms.
3. Worms' Benefit: Assess whether worms benefit from plants.

Step 3: Apply Relevant Concepts

• Commensalism: A relationship where one organism benefits while the other is neither helped nor harmed.
• Mutualism: A relationship where both organisms benefit.

Step 4: Analysis, Verify and Summarize

1. Worms' Role: Worms aerate the soil and break down organic matter, which improves soil fertility.
2. Plants' Benefit: Plants benefit from improved soil structure and nutrient availability due to worms' activities.
3. Worms' Benefit: Worms feed on organic matter in the soil, which is indirectly provided by plants through leaf litter and root exudates.

In a strict commensalism scenario, worms would benefit plants by improving soil conditions, while plants would not directly affect worms. However, since worms also gain sustenance from plant-derived organic matter, the relationship is more accurately described as mutualism.

Final Answer

The interdependence of worms and plants is more accurately described as mutualism because both organisms benefit from the relationship. Worms improve soil conditions for plants, and plants provide organic matter for worms.