This book is Modern's ABC of Biology for Class 12 (Class XII), an English medium (अंग्रेज़ी माध्यम) title by Dr. B.B. Arora and A.K. Sabharwal, published in a two-part set — Part I and Part II — for the 2024-25 session. It covers biology (जीव विज्ञान) as prescribed for CBSE Class 12 and is written entirely in English, with no Hindi content. Modern's ABC of Biology has long been one of the most recognised reference titles for CBSE Class 12 biology, used by students alongside the NCERT textbook to go deeper into each topic with additional explanation, diagrams and practice material. Splitting the syllabus across two parts keeps each volume manageable while still giving full NCERT-plus-reference coverage of the year's biology curriculum — reproduction, genetics and evolution, biology in human welfare, biotechnology, and ecology. Key Features: English medium book — complete content written in English (Roman script), no Hindi content By Dr. B.B. Arora and A.K. Sabharwal Published by Modern Publishers 2024-25 edition, as per the latest CBSE syllabus Set of two volumes — Part I and Part II Detailed reference-style treatment beyond the NCERT textbook Diagrams and illustrations to support conceptual understanding Chapter-end practice questions and exercises Widely used companion reference to the NCERT Class 12 biology textbook Suitable for CBSE Class 12 board exam preparation Also useful as foundational reference material for NEET biology preparation 'Modern's ABC of Biology for Class 12' डॉ. बी.बी. अरोड़ा और ए.के. सभरवाल द्वारा लिखी गई है और यह CBSE कक्षा 12 (Class XII) के जीव विज्ञान (Biology) विषय के लिए तैयार की गई है। यह पुस्तक दो भागों — Part I और Part II — के सेट में उपलब्ध है और 2024-25 सत्र के लिए नवीनतम CBSE पाठ्यक्रम के अनुसार है। इसमें NCERT पाठ्यपुस्तक से आगे विस्तृत व्याख्या, चित्र एवं अभ्यास प्रश्न दिए गए हैं, जो प्रजनन, आनुवंशिकी एवं विकास, मानव कल्याण में जीव विज्ञान, जैव प्रौद्योगिकी तथा पारिस्थितिकी जैसे विषयों को कवर करते हैं। ध्यान दें: यह पुस्तक पूर्णतः अंग्रेज़ी भाषा एवं रोमन लिपि में है, हिन्दी में नहीं।