(i) Sexual reproduction in flowering plants: Flower structure; development of male and female gametophytes; pollination - types, agencies, and examples; outbreeding devices; pollen-pistil interaction; ...

CBSE Class 12 Biology Exam 2025: The Central Board of Secondary Education (CBSE) board exams for higher and secondary classes are ongoing. The exams started on February 15, 2025, for both classes. The ...