Academic Session 2026-27

Tamil Nadu Board Class 8 Exam Pattern 2026-27

Complete TNBSE Class 8 Marking Scheme & Assessment Structure

80 Marks Theory • 20 Marks Internal • 2.5 Hours Duration
Understand the exam pattern, marking scheme, and assessment structure for Tamil Nadu Board Class 8.

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100 Marks per Subject 80 Theory + 20 Internal 2.5 Hours Duration 35% Passing Criteria

Tamil Nadu Board Class 8 Exam Overview 2026-27

Exam Duration

2.5 Hours

per subject

Total Marks

100

per subject

Theory Marks

80

per subject

Passing Marks

35%

in each subject

Note: Tamil Nadu Board follows a comprehensive assessment pattern with 35% passing criteria. Students must pass in both theory and internal assessment components.

Assessment Structure

Theory Examination (80 Marks)

• Written examination covering the entire syllabus
• Question types: Objective, Short Answer, Long Answer
• Conducted at the end of the academic year
• Duration: 2.5 hours per subject
• Designed to test conceptual understanding and application
• Includes map work for Social Science

Internal Assessment (20 Marks)

• Periodic Tests (10 marks): Three periodic tests throughout the year
• Notebook Submission (5 marks): Regular notebook maintenance
• Subject Enrichment (5 marks): Project work, activities, practicals
• Map Work (Social Science): Included in enrichment
• Oral Tests: Speaking and listening skills evaluation

Subject-Wise Marking Scheme 2026-27

Subject	Theory	Internal	Total	Duration	Passing
Tamil	80	20	100	2.5 hours	35%
English	80	20	100	2.5 hours	35%
Mathematics	80	20	100	2.5 hours	35%
Science	80	20	100	2.5 hours	35%
Social Science	80	20	100	2.5 hours	35%

Important: All subjects carry equal weightage of 100 marks. Students must secure a minimum of 35% marks in each subject to pass.

Subject-Wise Exam Pattern 2026-27

Tamil (தமிழ்) Exam Pattern 80 Marks

Section	Question Type	Marks
Section A	Objective Questions (MCQs, Fill in the blanks, True/False, Match the following)	20
Section B	Short Answer Questions (2-3 mark questions)	25
Section C	Long Answer Questions (4-6 mark questions)	25
Section D	Grammar and Composition	10

Total: 80 marks | Duration: 2.5 hours

English Exam Pattern 80 Marks

Section	Question Type	Marks
Section A	Reading Comprehension (Unseen passages with questions)	15
Section B	Objective Questions (MCQs, Fill in the blanks, True/False)	15
Section C	Short Answer Questions (2-3 mark questions)	25
Section D	Long Answer Questions (4-6 mark questions)	25

Total: 80 marks | Duration: 2.5 hours

Mathematics Exam Pattern 80 Marks

Section	Question Type	Marks
Section A	Objective Questions (MCQs, Fill in the blanks, True/False)	20
Section B	Short Answer Questions (2-3 mark questions)	25
Section C	Long Answer Questions (4-5 mark questions)	25
Section D	Higher Order Thinking Questions (6 mark questions)	10

Total: 80 marks | Duration: 2.5 hours

Tip: Practice all types of problems. Show complete steps in long answer questions.

Science Exam Pattern 80 Marks

Section	Question Type	Marks
Section A	Objective Questions (MCQs, Fill in the blanks, True/False)	20
Section B	Short Answer Questions (2-3 mark questions)	25
Section C	Long Answer Questions (4-5 mark questions)	25
Section D	Diagram-based Questions and Practical-based Questions	10

Total: 80 marks | Duration: 2.5 hours

Note: Practice diagrams and labeling. Focus on scientific terms and concepts.

Social Science Exam Pattern 80 Marks

Section	Question Type	Marks
Section A	Objective Questions (MCQs, Fill in the blanks, True/False)	20
Section B	Short Answer Questions (2-3 mark questions)	25
Section C	Long Answer Questions (4-5 mark questions)	25
Section D	Map Work (Geography and History)	10

Total: 80 marks | Duration: 2.5 hours

Map Work: Focus on India map, Tamil Nadu map, and historical places. Practice labeling and marking.

Passing Criteria

Minimum Marks

35%

per subject

Internal Assessment

Mandatory

20 marks per subject

Overall Promotion

All Subjects

Must pass all subjects

Important: Students must secure a minimum of 35% marks in both theory and internal assessment components combined. Failure in any subject requires re-examination.