A Grade 9 science textbook with a photo and message from the education minister is being criticized on the campaign trail by the NDP.

At grade 9, lower reading ability was more strongly associated with lower science performance, which was statistically significantly different from the comparatively weaker associations at higher ends ...

NCERT Exemplar Problems for all chapters of CBSE Class 9 Science, are available here in PDF format. All questions are important for CBSE exams 2023-24.