The Central Board od of secondary education, india has issued Sample Question Paper with Answer Key based on New Pattern according to Netional Education Policy 2020. The link of official page of CBSE is given below to download Question papers and Marking Scheme.
CLASS 12 ALL SUBJECTS https://cbseacademic.nic.in/SQP_CLASSXII_2022-23.html
CLASS 10 ALL SUBJECTS https://cbseacademic.nic.in/SQP_CLASSX_2022-23.html
CHEMIGOD 