Sl. No THSLC Sl. No. THSLC (IHRD) 1 Written Examination 10 Papers with IT 1 Written Examination 10 papers with Practical Examination 2 Ratio of the scores for written examination and continuous evaluation for English, Mathematics, Social Science, Engineering Drawing III 80:20, IT 10:10:30. 2 Ratio of the scores for written examination and continuous evaluation for English, Humanities and Maths 80:20, Ratio of CE and Practical for Computer Science & IT Lab 20:100 Electronics Production Technology Lab 30:150 3 Ratio of the scores for written examination and continuous evaluation for Malayalam, Physics, Chemistry, General Engineering, Trade Theory 40:10 3 Ratio of the scores for written examination and continuous evaluation for Malayalam, Physics, Chemistry, Biology, Computer Science and IT, Electrical Technology, Electronics (Trade Theory) 40:10 4 The time allowed for the written examination paper with 80 scores will be 2 ½ hours; For papers with 40 scores it will be 1½ hours. For School going candidates and Private candidates the time for IT practical and TE will be 1 hour. 4 The time allowed for the written examination with 80 scores will be 2 ½ hours; For papers with 40 scores it will be 1 ½ hour. 5 Only the grades (not the scores) attained by a candidate will be recorded in the School Leaving Certificate. 5 Only the grades (not the scores) attained by a candidate will be recorded in the School Leaving Certificate. 6 Nine Point Grading System is used to award the grades 6 Nine Point Grading System is used to award the grades Note: In workshop specialization 50% of PE Score required for pass.