cbse biology sample papers class 12 for 2020 free download

cbse has releases its sample papers or model papers every year and the marking scheme,
 this marking scheme is the answer sheet and contains how to write answers accurately to get marks this includes step marking type this below contains biology sample papers  download links from google drive for class 12 students we also have lots of free study material like allen and akash etoss, resonance , biomentors, we also have iit study materials etc   download links are in orange colour below for sample papers..  these smaple papers are  also known as model papers or model question papers

1. CBSE Board question Paper Set – 1
2. Set – 1 Solutions & Marking Scheme
3. CBSE Board question Paper Set – 2
4. Set – 2 Solutions & Marking Scheme
5. CBSE Board question Paper Set – 3
6. Set – 3 Solutions & Marking Scheme