Yes, you can access the mock tests on your mobile phone. Here's how:

Step 1: Visit the EduRev Website
To access the mock tests on your mobile phone, you need to visit the EduRev website. Open a web browser on your mobile phone and enter the URL: www.edurev.in.

Step 2: Sign In or Create an Account
If you already have an account on EduRev, sign in using your credentials. If not, create a new account by clicking on the "Sign Up" button and following the registration process.

Step 3: Explore the Mock Tests Section
Once you are logged in, navigate to the mock tests section on EduRev. You can find this section either on the homepage or by using the search bar. Look for the category related to UPSC exams.

Step 4: Choose a Mock Test
Browse through the available mock tests and select the one you want to take. You can filter the mock tests based on subjects, difficulty level, or specific exam requirements.

Step 5: Start the Mock Test
Click on the selected mock test to start it. Read the instructions carefully and familiarize yourself with the test format. Begin answering the questions within the allocated time.

Step 6: Submit and Review
Once you have completed all the questions, submit your answers. You will receive an immediate score report along with detailed explanations for each question. Take note of your strengths and weaknesses to improve your performance.

Additional Tips:
- Make sure you have a stable internet connection while accessing the mock tests on your mobile phone.
- Adjust your phone's screen brightness and font size for better visibility.
- Utilize the EduRev mobile app if available, as it may provide a more optimized experience for mobile users.

Conclusion:
Accessing mock tests on your mobile phone is a convenient way to practice and prepare for UPSC exams. By following the steps mentioned above, you can easily access the EduRev website, explore the mock test section, choose a suitable test, and start your preparation. Remember to review your performance and utilize the detailed explanations provided to enhance your knowledge and improve your exam readiness.