Yes, it is recommended to provide a brief introduction and conclusion in your answers for scoring in UPSC exams. The introduction and conclusion play a crucial role in structuring your response and showcasing your understanding of the topic. They help to create a well-rounded answer that is easy to comprehend for the examiner. Here are the reasons why including an introduction and conclusion is important:

1. Introduction:
- The introduction sets the tone for your response and provides a context for the topic being discussed. It helps the examiner understand the direction you will take in your answer.
- It allows you to define key terms, provide background information, or highlight the significance of the topic. This shows your grasp of the subject matter and your ability to articulate it effectively.
- An introduction also helps in organizing your thoughts and ensures a logical flow of ideas throughout the answer.

2. Conclusion:
- The conclusion brings closure to your response and summarizes the main points you have discussed. It helps to reinforce your argument and leave a lasting impression on the examiner.
- It provides an opportunity to highlight the key takeaways or implications of your answer. This demonstrates your ability to critically analyze the topic and present a well-rounded perspective.
- A conclusion also adds a professional touch to your response, making it appear more polished and complete.

By including an introduction and conclusion, you are essentially framing your answer and presenting it in a structured manner. This not only helps the examiner in understanding your response better but also enhances the overall readability and coherence of your answer. It showcases your ability to communicate effectively and present a well-structured argument.

In conclusion, providing a brief introduction and conclusion in your answers for scoring in UPSC exams is highly recommended. This practice demonstrates your understanding of the topic, allows for better organization of your thoughts, and adds a professional touch to your response. Remember to keep both the introduction and conclusion concise yet impactful, focusing on the main points and key takeaways of your answer.