CBSE Class 10 Science Chapter-Wise Marks: The CBSE Class 10 Board Exam 2026 is a crucial milestone for students, and Science ...

Section A covers Biology, with 16 questions carrying 30 marks. Section B covers Chemistry, with 13 questions carrying 25 marks.

Students can find RBSE Class 10 Science official question paper and answer key PDFs from here to evaluate their performance ...

From vision defects to rainbows and sky colour, here’s a quick-scoring, concept-based summary aligned with the CBSE dual exam ...