Timber-line occurs in Western Himalayas at an altitude of

Options

A. 4000 m
B. 4500 m
C. 3100 - 3650 m
D. 2700 - 2850 m.

Answer

To determine the altitude at which the timberline occurs in the Western Himalayas, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Timberline**:
- Timberline, also known as treeline, is the altitude beyond which trees cannot grow due to environmental conditions.

2. **Geographical Context**:
- The question specifically pertains to the Western Himalayas, which are known for their high altitudes and unique climatic conditions.

3. **Defining the Alpine Zone**:
- In the Western Himalayas, the climatic zone is classified as the alpine zone. This zone is characterized by specific vegetation types that can survive in harsh conditions.

4. **Identifying the Timberline Range**:
- The timberline in the Western Himalayas is generally found at altitudes ranging from approximately 3200 meters to 3700 meters.

5. **Evaluating the Options**:
- The provided options for the altitude of the timberline are:
- 4000m
- 4500m
- 3100 to 3650m
- 2700 to 2850m
- Based on the information gathered, the range of 3100 to 3650 meters fits within the identified timberline range for the Western Himalayas.

6. **Conclusion**:
- Therefore, the correct answer is that the timberline occurs in the Western Himalayas at an altitude of **3100 to 3650 meters**.