Differentiate between primary and secondary succession. Provide one example of each.

Explanation

### Step-by-Step Solution

**1. Definition of Succession:**
- Succession is the process that leads to the formation of a new ecosystem or habitat, allowing various organisms to inhabit an area and maintaining ecological equilibrium.

**2. Primary Succession:**
- **Definition:** Primary succession occurs in lifeless or barren environments where soil is absent. It starts from scratch, leading to the gradual establishment of a biological community.
- **Time Frame:** It takes a long time to complete, often spanning thousands of years (e.g., 1000 years).
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