Title of the document 12th Public Model Question Papers - PTA Question & answer key -click here 12th Revesion Question Papers& answer key -click here 12 Th Mid Term /Quarterly /Half yearly Question Paper & Answer Key -click here 12 Th Subject Wise Question Paper & Answer Key -click here 12th Book & Practical Book-click here 12th Tamil study Material -click here 12th English Study Material -click here 12th Maths Study Material-click here 12th Physics Study Material-click here 12th Chemistry Study Material-click here 12th Blology /zoology Study Material-click here 12th Computer Science/Application/Tech Study Material-click here 12th Accountancy study Material-click here 12th Business Maths study Material-click here 12th Commerce study Material-click here 12th Economic study Material-click here 12th History study Material-click here