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Get free, checked RBSE Board Solutions for Class 11 Biology, ready for 2026-27. Our teachers wrote clear, step-by-step answers to help you learn key ideas and score well in your 2026 school tests.
Why Use Our Biology Solutions for Class 11
- Written for exams: answers are shaped to help you score well in 2026 exams, following the official marking style.
- Nothing skipped: all chapter-end questions are solved here, start to finish.
- Matches the syllabus: solved as per the latest 2026-27 RBSE Board textbook, for Class 11 Biology.
- Step-by-step help: hard topics and tough questions are broken down clearly, so ideas are easy to follow.
Download Biology Solutions for Class 11 (2026-27)
Choose a chapter below to see the complete RBSE Board solutions for Class 11 Biology. Start with any chapter you like to begin your 2026 exam prep.
| Chapter 01 Biology Introduction RBSE Solutions |
| Chapter 01 जीवविज्ञान परिचय RBSE Solutions |
| Chapter 02 Classification of Living Beings RBSE Solutions |
| Chapter 02 जीवों का वर्गीकरण RBSE Solutions |
| Chapter 03 Viruses RBSE Solutions |
| Chapter 03 विषाणु या वाइरस RBSE Solutions |
| Chapter 04 Kingdom Monera, Protista and Fungi RBSE Solutions |
| Chapter 04 जगत् मोनेरा, प्रोटिस्टा तथा कवकें RBSE Solutions |
| Chapter 05 Plant Kingdom RBSE Solutions |
| Chapter 05 पादप जगत RBSE Solutions |
| Chapter 06 The Cell RBSE Solutions |
| Chapter 06 कोशिका RBSE Solutions |
| Chapter 07 Cell Wall and Cell Membrane RBSE Solutions |
| Chapter 07 कोशिका भित्ति एवं कोशिका झिल्ली-संरचना एवं क RBSE Solutions |
| Chapter 08 Protoplasm RBSE Solutions |
| Chapter 08 जीवद्रव्य RBSE Solutions |
| Chapter 09 Structure and Functions of Cell Organelles RBSE Solutions |
| Chapter 09 कोशिकांगों की संरचना तथा कार्य RBSE Solutions |
| Chapter 10 Nucleus and Chromosomes RBSE Solutions |
| Chapter 10 केन्द्रक एवं गुणसूत्र RBSE Solutions |
| Chapter 11 Cell Division RBSE Solutions |
| Chapter 11 कोशिका विभाजन RBSE Solutions |
| Chapter 12 Molecular Biology RBSE Solutions |
| Chapter 12 आण्विक जीवविज्ञान RBSE Solutions |
| Chapter 13 Plant Tissue Internal Morphology and Anatomy RBSE Solutions |
| Chapter 13 पादप ऊतक आंतरिक आकारिकी RBSE Solutions |
| Chapter 14 Plant Tissue System RBSE Solutions |
| Chapter 14 पादप ऊतक तंत्र RBSE Solutions |
| Chapter 15 Internal Structure of Root, Stem and Leaf RBSE Solutions |
| Chapter 15 जड़, तना तथा पत्ती की आंतरिक संरचना RBSE Solutions |
| Chapter 16 Normal Secondary Growth in Stem and Root RBSE Solutions |
| Chapter 16 तने व जड़ में सामान्य द्वितीयक वृद्धि RBSE Solutions |
| Chapter 17 Root External Morphology RBSE Solutions |
| Chapter 17 मूल-बाह्य आकारिकी RBSE Solutions |
| Chapter 18 Stem External Morphology RBSE Solutions |
| Chapter 18 तना-बाह्य आकारिकी RBSE Solutions |
| Chapter 19 Leaf External Morphology RBSE Solutions |
| Chapter 19 पर्ण-बाह्य आकारिकी RBSE Solutions |
| Chapter 20 Inflorescence RBSE Solutions |
| Chapter 20 पुष्पक्रम RBSE Solutions |
| Chapter 21 Flower RBSE Solutions |
| Chapter 21 पुष्प RBSE Solutions |
| Chapter 22 Fruit and Seed RBSE Solutions |
| Chapter 22 फल तथा बीज RBSE Solutions |
| Chapter 23 Plant Taxonomy RBSE Solutions |
| Chapter 23 पादप वर्गिकी RBSE Solutions |
| Chapter 24 Indian Botanical Gardens and Herbarium RBSE Solutions |
| Chapter 24 भारतीय वानस्पतिक उद्यान एवं पादप संग्रहालय RBSE Solutions |
| Chapter 25 Families of Angiosperms RBSE Solutions |
| Chapter 25 आवृत्तबीजी पादपों के कुल RBSE Solutions |
| Chapter 26 Zoology An Introduction RBSE Solutions |
| Chapter 26 प्राणिविज्ञान परिचय RBSE Solutions |
| Chapter 27 Meaning of Life RBSE Solutions |
| Chapter 27 जीवन का अभिप्राय RBSE Solutions |
| Chapter 28 Origin of Life and Organic Evolution RBSE Solutions |
| Chapter 28 जीवन की उत्पत्ति एवं जैव विकास RBSE Solutions |
| Chapter 29 Classification of Animals RBSE Solutions |
| Chapter 29 जन्तुओं का वर्गीकरण RBSE Solutions |
| Chapter 30 Classification of Nonchordata RBSE Solutions |
| Chapter 30 अकशेरुकी जन्तुओं का वर्गीकरण RBSE Solutions |
| Chapter 31 Classification of Vertebrates RBSE Solutions |
| Chapter 31 कशेरुकी जन्तुओं का वर्गीकरण RBSE Solutions |
| Chapter 32 Grades of Body Organisation RBSE Solutions |
| Chapter 32 शारीरिक संगठन की कोटियाँ RBSE Solutions |
| Chapter 33 Animal Tissue RBSE Solutions |
| Chapter 33 जन्तु ऊतक RBSE Solutions |
| Chapter 34 Amoeba RBSE Solutions |
| Chapter 34 अमीबा RBSE Solutions |
| Chapter 35 Earthworm RBSE Solutions |
| Chapter 35 केंचुआ RBSE Solutions |
| Chapter 36 Cockroach RBSE Solutions |
| Chapter 36 तिलचट्टा RBSE Solutions |
| Chapter 37 Frog RBSE Solutions |
| Chapter 37 मेंढक RBSE Solutions |
| Chapter 38 Ecology RBSE Solutions |
| Chapter 38 पारिस्थितिकी-सामान्य परिचय RBSE Solutions |
| Chapter 39 Environmental Factors RBSE Solutions |
| Chapter 39 पर्यावरणीय कारक RBSE Solutions |
| Chapter 40 Ecosystem Structure and Function RBSE Solutions |
| Chapter 40 पारिस्थितिक तंत्र RBSE Solutions |
| Chapter 41 Environmental Pollution RBSE Solutions |
| Chapter 41 पर्यावरणीय प्रदूषण RBSE Solutions |
| Chapter 42 Global Environmental Change RBSE Solutions |
| Chapter 42 भूमण्डलीय पर्यावरणीय परिवर्तन RBSE Solutions |
| Chapter 43 Natural Resources and their Conservation RBSE Solutions |
| Chapter 43 प्राकृतिक संसाधन और उनका संरक्षण RBSE Solutions |
| Chapter 44 Biodiversity RBSE Solutions |
| Chapter 44 जैव विविधता RBSE Solutions |
| Chapter 45 Forest & Wildlife Laws Environmental Ethics RBSE Solutions |
| 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).