Class 12 biology most important questions for RBSE board exam 2025

Here, we are sharing the most important Biology questions for the RBSE Board Exam 2025.

To do well in the RBSE Class 12 Biology board paper 2025, focus on important topics. Here are some key areas to study:

• Reproduction in Organisms - Learn how different organisms reproduce, both sexually and asexually.
• Human Reproduction - Study the male and female reproductive systems, how fertilization happens, and how a baby develops.
• Inheritance and Variation - Understand how traits pass from parents to children (Mendel’s laws) and the basics of genetics.
• Molecular Basis of Inheritance - Learn about DNA, how it replicates, and how it helps in protein formation.
• Evolution - Explore how species change over time through natural selection.
• Human Health and Disease - Know about common diseases, their causes, prevention, and how our immune system fights them.
• Biotechnology - Understand genetic engineering, its uses, and its ethical concerns.
• Ecology and Environment - Study ecosystems, biodiversity, conservation, and environmental issues.

To prepare well, practice model papers and past question papers. These will help you understand the exam pattern, important questions, and marking scheme.