Biology (EM) 2020 — Class 11 Punjab Board book
Official Punjab Curriculum and Textbook Board (PCTB) Biology textbook for Class 11 (English Medium). Neeche poori kitab online parhein ya official PDF download karein — bilkul muft.
Poori kitab yahin parhein
Biology (EM) 2020 — Class 11 — neeche scroll karte jayein, aglay safhay khud aa jayein ge. Zoom bhi kar sakte hain.
Internet darkar hai — kitab official PECTAA file se load hogi
Chapter Quiz
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Is kitab ke baare mein
The new-generation PCTB Biology textbook for Class 11 (English Medium) covers the living world in 14 chapters, opening with an Introduction and Biological Molecules, then moving through Enzymes and The Cell into the great diversity survey — Variety of Life, Kingdom Prokaryotae (Monera), Kingdom Protista, Fungi (the 'Kingdom of Recyclers'), Kingdom Plantae and Kingdom Animalia — before closing with the human-body systems: Bioenergetics, Nutrition, Gaseous Exchange and Transport.
Built in the digital format with animations referenced throughout (such as the 'Levels of Organization' animation in Chapter 1), each chapter sets out Learning Objectives up front and ends with exercises. The classification chapters (5–10) are the backbone of the book — they train students to place every organism in its kingdom — while Bioenergetics ties photosynthesis and respiration together, the single most examined concept in board papers.
Aham mozuaat
Chapter 1: Introduction
Page 1
Chapter 2: Biological Molecules
Page 24
Chapter 3: Enzymes
Page 56
Chapter 4: The Cell
Page 68
Chapter 5: Variety of Life
Page 103
Chapter 6: Kingdom Prokaryotae (Monera)
Page 123
Chapter 7: Kingdom Protista
Page 145
Chapter 8: Fungi — The Kingdom of Recyclers
Page 172
Chapter 9: Kingdom Plantae
Page 195
Chapter 10: Kingdom Animalia
Page 242
Chapter 11: Bioenergetics
Page 293
Chapter 12: Nutrition
Page 328
Chapter 13: Gaseous Exchange
Page 364
Chapter 14: Transport
Page 391
Ustad ka mashwara
Classification wale chapters (5-10) mein chart banwa kar yaad karwayein — kingdom, example, khasiyat. Bioenergetics mein photosynthesis aur respiration ka comparison table har saal paper mein aata hai; yeh table bachon se likhwa kar check karna na bhoolein.
— Rehman Ahmad Chaudhary, Head Teacher, GPS 117 DB(BJ), Yazman
Aksar pooche gaye sawalat
Is Biology ki kitab mein kul kitne chapters hain?
14 chapters: Introduction, Biological Molecules, Enzymes, The Cell, Variety of Life, Kingdom Prokaryotae (Monera), Kingdom Protista, Fungi, Kingdom Plantae, Kingdom Animalia, Bioenergetics, Nutrition, Gaseous Exchange, aur Transport.
Fungi ko 'Kingdom of Recyclers' kyun kaha gaya hai?
Kyunki fungi murda organic matter ko decompose karke nutrients wapas environment mein laate hain — Chapter 8 isi kirdaar par focus karta hai.
Board paper mein sab se important chapters kaun se hain?
The Cell, Bioenergetics (photosynthesis/respiration), aur classification chapters (Kingdoms) se long questions lazmi bante hain. Biological Molecules aur Enzymes se short questions zyada aate hain.
Kya is mein diagrams bhi hain?
Jee haan — cell structure, life cycles aur systems ke labelled diagrams har chapter mein hain, aur digital format mein animations ka hawala bhi diya gaya hai.
Class 11 ki mazeed kitabein
Disclaimer
Ye kitab Punjab Curriculum and Textbook Board (PCTB) ki official publication hai. Download aur online reading PECTAA ki official e-books listing (pectaa.edu.pk) se faraham ki jati hai — sirf talimi maqsad ke liye. Malkiyat PCTB ki hai; is site ka koi dawa nahi.