Handling unexpected changes in question patterns or difficulty levels in mock tests can be challenging but with the right strategies, you can navigate through them effectively. Here are some strategies to consider:

1. Stay Calm and Focused:
- Remain calm and composed even if you encounter unexpected changes in question patterns or difficulty levels.
- Avoid panicking as it can hinder your ability to think clearly and solve the questions effectively.

2. Read Instructions Carefully:
- Pay close attention to the instructions provided before attempting the mock test.
- Understand the rules, time limits, and any specific guidelines mentioned.
- This will help you adapt to any changes more effectively.

3. Analyze the Changed Pattern:
- Take a moment to analyze the new question pattern or format.
- Identify any commonalities or patterns that can help you understand the approach required.
- Look for keywords or cues that can guide you in answering the questions.

4. Manage Time Efficiently:
- Time management is crucial in mock tests, especially when unexpected changes occur.
- Prioritize questions based on their difficulty level and allocate time accordingly.
- If a question seems too challenging or time-consuming, skip it temporarily and come back to it later if time permits.

5. Use Your Problem-Solving Skills:
- Rely on your problem-solving abilities and critical thinking skills to tackle unfamiliar question patterns or difficult questions.
- Break down complex problems into smaller, manageable parts.
- Apply logical reasoning, elimination techniques, and educated guesses when necessary.

6. Practice Adaptability:
- Regularly practice mock tests that simulate various question patterns and difficulty levels.
- This will help you develop adaptability and flexibility in handling unexpected changes.
- Exposure to diverse question formats will enhance your ability to think on your feet and adjust quickly.

7. Review and Learn:
- After completing the mock test, review the questions and analyze your performance.
- Identify the areas where you faced difficulties due to changes in question patterns or difficulty levels.
- Learn from your mistakes and seek clarification on any concepts or patterns that you found challenging.

By following these strategies, you can effectively handle unexpected changes in question patterns or difficulty levels in mock tests. Remember, practice, adaptability, and a calm mindset are key to your success in navigating through such situations. Good luck!