✅ No, we couldn't find enough information regarding scoring full marks on a CBSE Class 10 Science sample paper on authoritative news outlets. However, here's what we found:

1. Vedantu provides sample papers and solutions for CBSE Class 10 Science, but it does not specifically address the possibility of scoring full marks on these sample papers. Instead, it emphasizes the importance of practicing under timed conditions to develop effective time management skills and to identify areas for improvement. (Trust Score: 8/10)

2. Selfstudys offers CBSE Class 10 Science sample papers with solutions, but it does not provide information on scoring full marks. The focus is on using these sample papers to understand the exam format, types of questions, and difficulty levels, as well as to practice and improve time management. (Trust Score: 7/10)

3. BYJU'S also provides sample papers for CBSE Class 10 Science, but it does not address the specific question of scoring full marks. The emphasis is on using these papers to evaluate current exam preparation, identify weak and strong areas, and improve overall performance. (Trust Score: 8/10)

Given the lack of specific information from these sources, it is unclear whether scoring full marks on a CBSE Class 10 Science sample paper is possible or not. Therefore, the given information may be partially or fully inaccurate.