Ecosystem (Class 12 Biology, Unit X Ecology) ko short mein samajhna ho toh yaad rakho — ecosystem = biotic community + abiotic environment, jo saath milkar energy flow aur matter cycling karte hain. D
Chapter 11 “Organisms and Populations” Ecology ki neev hai — yahan se pata chalta hai ki ek individual organism apne physical environment (temperature, water, light, soil) ke saath kaise deal karta ha
Class 12 Biology Chapter 10 “Biotechnology and its Applications” Unit IX ka doosra aur aakhri chapter hai (2026-27 rationalised NCERT syllabus ki 13-chapter list ke hisaab se) — pehla chapter “Biotech
Class 12 Biology Chapter 1 “Sexual Reproduction in Flowering Plants” phool ke andar hone wale poore sexual reproduction process ko cover karta hai — microsporogenesis aur megasporogenesis se lekar pol