Which of the following realms are separated by Himalayan mountains?

Options

A. Oriental and Australlan realm
B. Oriental and Ethloplan realm
C. Oriental and Palearctic realm
D. Oriental and Nearctic realm

Answer

To answer the question "Which of the following realms are separated by the Himalayan mountains?", we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Question**: The question is asking which realms are divided by the Himalayan mountains. We need to identify the realms mentioned in the options.

2. **Identify the Realms**: The options given are:
- A) Oriental and Australian realms
- B) Oriental and Ethiopian realms
- C) Oriental and Palearctic realms
- D) Oriental and Nearctic realms

3. **Know the Geography**: The Himalayan mountains are located in Asia and act as a significant geographical barrier. We need to determine which of the mentioned realms are affected by this barrier.

4. **Define the Realms**:
- **Oriental Realm**: This includes the Indian subcontinent and parts of Southeast Asia.
- **Palearctic Realm**: This includes Europe, North Asia, and parts of North Africa.

5. **Analyze the Separation**: The Himalayan mountains are situated between the Oriental and Palearctic realms. Therefore, they separate these two realms.

6. **Select the Correct Option**: Based on the analysis, the correct answer is:
- **C) Oriental and Palearctic realms**

### Final Answer:
The Himalayan mountains separate the **Oriental and Palearctic realms**.

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