RBSE Board Solutions for Class 11 Biology

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Access free, verified RBSE Board Solutions for Class 11 Biology, fully updated for the 2026-27 academic session. These have been prepared by expert teachers and provide detailed step-by-step solutions which help students learn key concepts and score higher marks in their 2026 school tests and examinations.

Key Features of Our Class 11 Biology Solutions

  • Latest Syllabus Alignment: Solved strictly according to the latest 2026-27 RBSE Board textbook guidelines for Class 11 Biology.
  • Step-by-Step guidance: All difficult topics and exercise problems have been simplified to ensure complete conceptual clarity.
  • Exam-Oriented answers: Answers have been designed to help students write good answers for the 2026 exams according to official marking schemes.
  • Detailed coverage: Solved answers for all questions provided at the end of every chapter.

Chapter-Wise Class 11 Biology Solutions PDF (2026-27)

Click on the chapter wise links below to download or view the complete RBSE Board solutions for Class 11 Biology. Click on any chapter link below to begin your 2026 exam preparation.

Chapter 01 Biology Introduction
Chapter 1 Biology Introduction RBSE Solutions
Chapter 01 जीवविज्ञान परिचय
Chapter 1 जीवविज्ञान परिचय RBSE Solutions
Chapter 02 Classification of Living Beings
Chapter 2 Classification of Living Beings RBSE Solutions
Chapter 02 जीवों का वर्गीकरण
Chapter 2 जीवों का वर्गीकरण RBSE Solutions
Chapter 03 विषाणु या वाइरस
Chapter 3 विषाणु या वाइरस RBSE Solutions
Chapter 04 Kingdom Monera, Protista and Fungi
Chapter 4 Kingdom Monera, Protista and Fungi RBSE Solutions
Chapter 04 जगत् मोनेरा, प्रोटिस्टा तथा कवकें
Chapter 4 जगत् मोनेरा, प्रोटिस्टा तथा कवकें RBSE Solutions
Chapter 05 पादप जगत
Chapter 5 पादप जगत RBSE Solutions
Chapter 06 कोशिका
Chapter 6 कोशिका RBSE Solutions
Chapter 07 Cell Wall and Cell Membrane
Chapter 7 Cell Wall and Cell Membrane RBSE Solutions
Chapter 07 कोशिका भित्ति एवं कोशिका झिल्ली-संरचना एवं क
Chapter 7 कोशिका भित्ति एवं कोशिका झिल्ली-संरचना एवं क RBSE Solutions
Chapter 08 जीवद्रव्य
Chapter 8 जीवद्रव्य RBSE Solutions
Chapter 09 Structure and Functions of Cell Organelles
Chapter 9 Structure and Functions of Cell Organelles RBSE Solutions
Chapter 09 कोशिकांगों की संरचना तथा कार्य
Chapter 9 कोशिकांगों की संरचना तथा कार्य RBSE Solutions
Chapter 10 Nucleus and Chromosomes
Chapter 10 Nucleus and Chromosomes RBSE Solutions
Chapter 10 केन्द्रक एवं गुणसूत्र
Chapter 10 केन्द्रक एवं गुणसूत्र RBSE Solutions
Chapter 11 कोशिका विभाजन
Chapter 11 कोशिका विभाजन RBSE Solutions
Chapter 12 आण्विक जीवविज्ञान
Chapter 12 आण्विक जीवविज्ञान RBSE Solutions
Chapter 13 Plant Tissue Internal Morphology and Anatomy
Chapter 13 Plant Tissue Internal Morphology and Anatomy RBSE Solutions
Chapter 13 पादप ऊतक आंतरिक आकारिकी
Chapter 13 पादप ऊतक आंतरिक आकारिकी RBSE Solutions
Chapter 14 Plant Tissue System
Chapter 14 Plant Tissue System RBSE Solutions
Chapter 14 पादप ऊतक तंत्र
Chapter 14 पादप ऊतक तंत्र RBSE Solutions
Chapter 15 Internal Structure of Root, Stem and Leaf
Chapter 15 Internal Structure of Root, Stem and Leaf RBSE Solutions
Chapter 15 जड़, तना तथा पत्ती की आंतरिक संरचना
Chapter 15 जड़, तना तथा पत्ती की आंतरिक संरचना RBSE Solutions
Chapter 16 Normal Secondary Growth in Stem and Root
Chapter 16 Normal Secondary Growth in Stem and Root RBSE Solutions
Chapter 16 तने व जड़ में सामान्य द्वितीयक वृद्धि
Chapter 16 तने व जड़ में सामान्य द्वितीयक वृद्धि RBSE Solutions
Chapter 17 Root External Morphology
Chapter 17 Root External Morphology RBSE Solutions
Chapter 17 मूल-बाह्य आकारिकी
Chapter 17 मूल-बाह्य आकारिकी RBSE Solutions
Chapter 18 Stem External Morphology
Chapter 18 Stem External Morphology RBSE Solutions
Chapter 18 तना-बाह्य आकारिकी
Chapter 18 तना-बाह्य आकारिकी RBSE Solutions
Chapter 19 Leaf External Morphology
Chapter 19 Leaf External Morphology RBSE Solutions
Chapter 19 पर्ण-बाह्य आकारिकी
Chapter 19 पर्ण-बाह्य आकारिकी RBSE Solutions
Chapter 20 पुष्पक्रम
Chapter 20 पुष्पक्रम RBSE Solutions
Chapter 22 फल तथा बीज
Chapter 22 फल तथा बीज RBSE Solutions
Chapter 23 पादप वर्गिकी
Chapter 23 पादप वर्गिकी RBSE Solutions
Chapter 24 Indian Botanical Gardens and Herbarium
Chapter 24 Indian Botanical Gardens and Herbarium RBSE Solutions
Chapter 24 भारतीय वानस्पतिक उद्यान एवं पादप संग्रहालय
Chapter 24 भारतीय वानस्पतिक उद्यान एवं पादप संग्रहालय RBSE Solutions
Chapter 25 Families of Angiosperms
Chapter 25 Families of Angiosperms RBSE Solutions
Chapter 25 आवृत्तबीजी पादपों के कुल
Chapter 25 आवृत्तबीजी पादपों के कुल RBSE Solutions
Chapter 26 Zoology An Introduction
Chapter 26 Zoology An Introduction RBSE Solutions
Chapter 26 प्राणिविज्ञान परिचय
Chapter 26 प्राणिविज्ञान परिचय RBSE Solutions
Chapter 27 जीवन का अभिप्राय
Chapter 27 जीवन का अभिप्राय RBSE Solutions
Chapter 28 Origin of Life and Organic Evolution
Chapter 28 Origin of Life and Organic Evolution RBSE Solutions
Chapter 28 जीवन की उत्पत्ति एवं जैव विकास
Chapter 28 जीवन की उत्पत्ति एवं जैव विकास RBSE Solutions
Chapter 29 Classification of Animals
Chapter 29 Classification of Animals RBSE Solutions
Chapter 29 जन्तुओं का वर्गीकरण
Chapter 29 जन्तुओं का वर्गीकरण RBSE Solutions
Chapter 30 Classification of Nonchordata
Chapter 30 Classification of Nonchordata RBSE Solutions
Chapter 30 अकशेरुकी जन्तुओं का वर्गीकरण
Chapter 30 अकशेरुकी जन्तुओं का वर्गीकरण RBSE Solutions
Chapter 31 Classification of Vertebrates
Chapter 31 Classification of Vertebrates RBSE Solutions
Chapter 31 कशेरुकी जन्तुओं का वर्गीकरण
Chapter 31 कशेरुकी जन्तुओं का वर्गीकरण RBSE Solutions
Chapter 32 Grades of Body Organisation
Chapter 32 Grades of Body Organisation RBSE Solutions
Chapter 32 शारीरिक संगठन की कोटियाँ
Chapter 32 शारीरिक संगठन की कोटियाँ RBSE Solutions
Chapter 33 जन्तु ऊतक
Chapter 33 जन्तु ऊतक RBSE Solutions
Chapter 35 केंचुआ
Chapter 35 केंचुआ RBSE Solutions
Chapter 36 तिलचट्टा
Chapter 36 तिलचट्टा RBSE Solutions
Chapter 38 पारिस्थितिकी-सामान्य परिचय
Chapter 38 पारिस्थितिकी-सामान्य परिचय RBSE Solutions
Chapter 39 Environmental Factors
Chapter 39 Environmental Factors RBSE Solutions
Chapter 39 पर्यावरणीय कारक
Chapter 39 पर्यावरणीय कारक RBSE Solutions
Chapter 40 Ecosystem Structure and Function
Chapter 40 Ecosystem Structure and Function RBSE Solutions
Chapter 40 पारिस्थितिक तंत्र
Chapter 40 पारिस्थितिक तंत्र RBSE Solutions
Chapter 41 Environmental Pollution
Chapter 41 Environmental Pollution RBSE Solutions
Chapter 41 पर्यावरणीय प्रदूषण
Chapter 41 पर्यावरणीय प्रदूषण RBSE Solutions
Chapter 42 Global Environmental Change
Chapter 42 Global Environmental Change RBSE Solutions
Chapter 42 भूमण्डलीय पर्यावरणीय परिवर्तन
Chapter 42 भूमण्डलीय पर्यावरणीय परिवर्तन RBSE Solutions
Chapter 43 Natural Resources and their Conservation
Chapter 43 Natural Resources and their Conservation RBSE Solutions
Chapter 43 प्राकृतिक संसाधन और उनका संरक्षण
Chapter 43 प्राकृतिक संसाधन और उनका संरक्षण RBSE Solutions
Chapter 44 जैव विविधता
Chapter 44 जैव विविधता RBSE Solutions
Chapter 45 Forest & Wildlife Laws Environmental Ethics
Chapter 45 Forest & Wildlife Laws Environmental Ethics RBSE Solutions
Chapter 45 वन व वन्यजीव नियम (संक्षिप्त)
Chapter 45 वन व वन्यजीव नियम (संक्षिप्त) RBSE Solutions

Free study material for Biology

FAQs

How can I download the latest RBSE Board solutions for Class 11 in PDF?

You can download chapter-wise RBSE Board solutions for all Class 11 subjects for free from StudiesToday. All files are provided in high-quality, mobile-friendly PDF formats for easy offline viewing

Are these Class 11 solutions based on the rationalized syllabus for 2026-27?

Yes, all solutions for Class 11 are strictly aligned with the latest rationalized RBSE Board syllabus. Deleted chapters have been removed, and answers for new question patterns have been updated for the current academic session.

Do the Class 11 solutions include step-by-step explanations?

Yes, our subject teachers provide detailed, step-by-step solutions for textbook exercises. This includes comprehensive answers for theoretical questions, solved numericals, and labeled diagrams wherever applicable.

How does practicing RBSE Board textbook solutions help in exams?

Most RBSE Board school tests and board exam questions are drawn directly from official textbook exercises. Practicing these solutions helps Class 11 students understand the marking scheme and structure clear, high-scoring answers.

Is it completely free to access Class 11 solutions on StudiesToday?

Yes, access to all RBSE Board solutions, practice worksheets, and revision notes for Class 11 is 100% free. Students and teachers can view or download any chapter without registration or hidden fees.

Are RBSE Board solutions available in both English and Hindi medium?

Yes, to assist students across different mediums, we provide Class 11 RBSE Board solutions in multiple languages, including English Medium and Hindi Medium (हिंदी माध्यम).