Biology
Class 10
Biology for Class 10 (Matric Part 2, Class 10), Punjab board, following the new PECTAA book: notes, key terms, solved examples, short questions and MCQs, explained in English, Urdu and Roman Urdu. Every open lesson is free. A chapter with no lesson yet says Coming soon.
Start · Nutrition and its importanceChapters
- Chapter 1Human Digestive System≈ 160 min
- 1.1Nutrition and its importanceNot startedAbout 20 minStart →
- 1.2aThe digestive tract: mouth to oesophagusNot startedAbout 20 minStart →
- 1.2bThe stomachNot startedAbout 20 minStart →
- 1.2cThe small intestineNot startedAbout 20 minStart →
- 1.2dAbsorption and villiNot startedAbout 20 minStart →
- 1.2eDigestive enzymes (Table 1.1)Not startedAbout 20 minStart →
- 1.2fThe large intestine and the liverNot startedAbout 20 minStart →
- 1.3Disorders of the digestive systemNot startedAbout 20 minStart →
- Chapter 2Human Respiratory SystemComing soon
- Chapter 3Blood and the HeartComing soon
- Chapter 4Human Urinary SystemComing soon
- Chapter 7InheritanceComing soon
- Chapter 8BiotechnologyComing soon
- Chapter 9Diseases and ImmunityComing soon
- Chapter 10EvolutionComing soon
A taste of the free chapter
1.1 Nutrition and its importance
Big food molecules are useless to a cell until they are broken small enough to cross its membrane. That is the whole point of digestion.
Try one MCQ
Using absorbed nutrients in cells and tissues is called:
- (a) Ingestion
- (b) Egestion
- (c) Assimilation
- (d) Digestion
Show answer
(c) p. 2, step 4.
How every lesson works
- Read: the problem first, then the one rule that solves it.
- Key terms: four ideas the board asks about, each with a “why”.
- Try it: an interactive you can play with, and a question you answer on screen.
- Model answers: board-style questions solved line by line.
- Common mistakes: the traps that cost marks every year.
- MCQs: five questions, each with the reason behind the answer.
- Quick revision: three points to remember before the exam.
What comes next
- Every chapter of all 7 subjects of your year: Chemistry, Physics, Biology, Maths, Computer Science, English and Urdu.
- Notes, model answers, common mistakes and MCQs for every lesson.
- Every step in English, Urdu and Roman Urdu; switch any time.
- More chapters of the new PECTAA books, added one by one as each is checked against the book.
Every open lesson is free. The rest is coming soon.
More chapters: coming soon
One book, all nine Punjab boards
The same Punjab textbook is used by the boards of Lahore, Rawalpindi, Gujranwala, Faisalabad, Multan, Sargodha, Bahawalpur, Dera Ghazi Khan, Sahiwal. These notes fit your board too.
Questions students ask
- Are the lessons really free?
- Yes. Every lesson that is open is free for everyone, with all its notes, model answers and MCQs. No sign-up needed to read it.
- What about the other chapters?
- They are listed in the order of the new PECTAA book and say Coming soon. We add them one by one, each checked against the book.
- Does it match my board?
- Yes. All nine Punjab boards use the same Punjab textbook, so the chapters, questions and MCQs here fit Lahore, Rawalpindi, Multan and every other Punjab board.
- Can I study in Urdu?
- Yes. Every explanation is in English, Urdu and Roman Urdu. Science terms stay in English, as they appear in your exam paper.