Life span of Earthworm is

Options

A. 1-3 years
B. 2-8 years
C. 3.5-10.5 years
D. 6-8 years

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks about the lifespan of earthworms. We need to identify the correct range from the provided options.

2. **Identifying the Organism**: Earthworms belong to the Phylum Annelida. This is important as it helps us understand their biological characteristics and lifespan.

3. **Lifespan Information**: Earthworms can have varying lifespans depending on their environment and care. In natural conditions, they typically live for about 1 to 3 years. However, under protected conditions with proper care, they can live longer.

4. **Evaluating the Options**:
- Option 1: 1 to 3 years - This is a common lifespan in the wild.
- Option 2: 2 to 8 years - This is also not accurate for the general lifespan of earthworms.
- Option 3: 3.5 to 10.5 years - This range is plausible for earthworms in protected conditions.
- Option 4: 6 to 8 years - This is not a standard lifespan for earthworms.

5. **Conclusion**: Based on the information, the correct answer is 3.5 to 10.5 years, as this range accounts for earthworms living in optimal conditions.

**Final Answer**: The lifespan of earthworms is approximately 3.5 to 10.5 years.

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