CBSE Class 11 Biotechnology Syllabus 2025–26 | NCERT

CBSE Class 11 – Biotechnology
(Based on NCERT | Latest CBSE Curriculum 2025–26)

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🧬 CLASS 11 – BIOTECHNOLOGY

Board: CBSE
Subject: Biotechnology
Academic Year: 2025–26

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📝 QUESTION PATTERN & MARKING SCHEME (CBSE)

Theory Examination: 70 Marks
Time: 3 Hours

Question Paper Structure

• Section A: MCQs / Very Short Answer (1 mark each)
• Section B: Short Answer Questions (2–3 marks)
• Section C: Long Answer Questions (4–6 marks)
• Case-based / Application-based questions included
• Map-based questions: Not applicable

Practical / Internal Assessment: 30 Marks

• Practical experiments & record
• Project / Viva Voce

Total Marks: 100 (70 Theory + 30 Practical)

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📚 SYLLABUS – UNIT-WISE (AS PER NCERT & CBSE 2025–26)

NCERT Book: Biotechnology – Class XI

Unit	Chapter / Topic	Learning Outcomes / Chapter Summary
Unit I	Introduction to Biotechnology	Understand the scope, importance and applications of biotechnology in agriculture, medicine and industry.
Unit II	Cell Structure and Function	Study prokaryotic and eukaryotic cells, cell organelles and their biological functions.
Unit III	Biomolecules	Learn about carbohydrates, proteins, lipids, nucleic acids and enzymes and their role in life processes.
Unit IV	Enzymes and Bioenergetics	Understand enzyme action, factors affecting enzymes and basics of bioenergetics.
Unit V	Microbiology	Study bacteria, viruses, fungi and algae and their significance in biotechnology.
Unit VI	Genetics	Learn about genes, chromosomes, DNA structure and basic principles of inheritance.
Unit VII	Molecular Biology	Understand replication, transcription and translation processes.
Unit VIII	Recombinant DNA Technology	Learn basic tools, techniques and applications of genetic engineering.
Unit IX	Bioprocessing and Fermentation	Understand fermentation, bioreactors and downstream processing.
Unit X	Applications of Biotechnology	Study applications in health care, agriculture, environment and industry.

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Practical Work (Class XI)

Area	Practical Topics	Skills Developed
Laboratory Basics	Safety, apparatus handling	Laboratory discipline and safety awareness
Microscopy	Cell observation	Microscopic skills
Biochemical Tests	Identification of biomolecules	Analytical and observational skills
Microbiology	Culture techniques	Sterilisation and aseptic techniques
Projects	Simple biotech investigations	Research and presentation skills

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📌 PEDAGOGY & ASSESSMENT NOTES

• Emphasis on conceptual clarity and laboratory skills
• Practical work strengthens experimental and analytical abilities
• Prepares students for advanced studies in life sciences and biotechnology

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🔍 RELATED KEYPHRASES

1. CBSE Class 11 Biotechnology Syllabus 2025-26
2. NCERT Biotechnology Class 11 Curriculum
3. Class 11 Biotechnology Exam Pattern CBSE
4. CBSE Biotechnology Practical Syllabus
5. Biotechnology NCERT Book Class XI

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❓ FREQUENTLY ASKED QUESTIONS (FAQs)

Q1. Is Biotechnology a practical subject in CBSE Class 11?
Yes, Biotechnology includes practical work worth 30 marks.

Q2. How many marks are allotted for theory in Biotechnology?
The theory examination carries 70 marks.

Q3. Are case-based questions asked in the exam?
Yes, application-based and case-based questions are included as per CBSE guidelines.

Q4. Is Biotechnology useful for future career options?
Yes, it forms a strong foundation for biotechnology, medical, pharmaceutical and research careers.

Q5. Is Biotechnology a scoring subject in Class 11?
Yes, with clear concepts and regular practical practice, Biotechnology is a scoring subject.

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