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Biology notes form 2 PDF

Biology notes form 2 PDFBiology notes form 2 pdf is popular among students, teachers and parents wanting to download biology notes through pdf or print them for offline use. Whichever your user category our biology learning guides have been created by professional teachers with years of experience in the teaching space. In this article, we explore the content covered in our biology pdf notes.

Coursebook is an educational website providing high quality study resources such as; course materials, exam practice questions, and study notes form 1-4. If you are looking for biology notes form 2 pdf to get a guaranteed A in KCSE, our guides are the best. Our notes are created by highly educated and experienced teachers using approved textbooks such as KLB among others. You can get the notes in PDF or MS word formats. Request the notes using the Chatbot at the bottom.

Topics covered in the biology notes form 2 PDF

Many textbooks and course materials are expensive. Besides, they may have more content that learners must cover as they prepare for local exams and KCSE. Perusing hundreds of pages to master biology topics can be a daunting task to thousands of students. Our summarized biology notes cover crucial content tested in form 2. The following are some of the topics you will find in our summarized biology notes in PDF format.

  1. Transport in plants and animals- biology notes form 2
  2. Respiration- biology notes form 2 KLB
  3. Gaseous exchange in plants and animals- biology notes form 2
  4. Biology notes form 2-excretion and homeostasis

Subtopics covered in the biology notes form 2 PDF

Our biology notes equip you with the skills you need to handle any CAT, mock or KCSE successfully. If you need notes from approved textbooks such as; KLB, Finder biology etc., we have them all. Concepts covered in each chapter are as follows;

Chapter 1: Transport in plants and animals- biology notes form 2 pdf

The following concepts and sub-topics are covered in the transport in plants and animals notes;

Introduction

Transport in plants

  • Internal structure of roots and root hairs
  • Internal structure of a root hair cell
  • The stem
  • Absorption of water and mineral salts

Transpiration

  • Structure and function of Xylem
  • Forces involved in transportation of water and mineral salts
  • Importance of transpiration
  • Factors affecting transpiration

Translocation of organic compounds

  • Phloem

Transport in animals

  • The circulatory system
  • Transport in insects

Mammalian circulatory system

  • Structure and function of the heart
  • Pumping mechanism of the heart
  • Structure and function of arteries, capillaries and veins
  • Diseases and defects of circulatory system

Structure and function of blood

  • Composition of blood
  • ABO blood groups
  • Lymphatic system

Immune responses

  • Types of immunity
  • Importance of vaccination
  • Allergic reactions

Chapter 2: Respiration- biology notes form 2 pdf

The topics and sub-topics covered in the respiration notes include the following concepts;

Meaning and importance of respiration

Tissue respiration

  • Mitochondrion structure and function
  • Aerobic respiration
  • Anaerobic respiration
  • Practical activities
  • Comparison between aerobic and anaerobic respiration
  • Comparison between energy output in aerobic and anaerobic respiration
  • Substrates for respiration
  • Application of anaerobic respiration in industry and at home

Chapter 3: Gaseous exchange in plants and animals- biology notes form 2 pdf

The chapter 3 in biology notes form 2 pdf discusses biological concepts related to gaseous exchange in plants and animals. The concepts and sub-topics covered in the notes include;

Necessity of gaseous exchange in living organisms

Gaseous exchange in plants

  • Structure of guard cells
  • Mechanism of opening and closing stomata
  • Process of gaseous exchange in roots, stem and leaves of aquatic and terrestrial plants
  • Gaseous exchange through stems
  • Gaseous exchange in roots

Gaseous exchange in animals

  • Types and characteristics of respiratory surfaces
  • Characteristics of respiratory surfaces
  • Gaseous exchange in amoeba
  • Gaseous exchange in insects
  • Gaseous exchange in bony fish
  • Gaseous exchange in amphibians e.g. frog
  • Gaseous exchange in mammal e.g. human being
  • Dissection of a small mammal such as rabbit to show respiratory organs

Diseases of the respiratory system

Practical activities

Chapter 4: Excretion and homeostasis

Excretion and homeostasis content are broadly explored in the biology notes form 2 pdf guides. The concepts and sub-topics covered in the notes include;

Introduction

  • Excretion
  • Egestion
  • Secretion
  • Homeostasis

Excretion in plants

  • Plant excretory products, their source and uses

Excretory products in animals

Excretion and homeostasis in unicellular organisms

Excretion in human beings

  • Structure and function of the human skin
  • Structure and functions of the kidneys
  • Common kidney diseases
  • Role of the liver in excretion
  • Common liver ailments

Homeostasis

  • Neuro-endocrine system and homeostasis
  • The skin and regulation of temperature
  • Homeostasis control of body temperature in humans
  • Behavioral and physiological responses to temperature changes
  • The skin and osmoregulation
  • The kidney and osmoregulation
  • The liver

Sample biology form 2 questions with answers in PDF- Kenya

At the end of the biology form 2 guides, we have added practice questions with diagrams to test your mastery of the chapters you have covered. The biology questions and answers cover the following chapters; Transport in plants and animals, Respiration, Gaseous exchange in plants and animals, excretion and homeostasis. Request the pdf download link to access the biology guides;

Final word

The biology be challenging subject to many learners. There are broad concepts studied in form 2 requiring mastery. High quality biology notes are crucial to help you master the examinable content. Our free biology learning guides are developed by professional and experienced teachers in teaching and KCSE marking. Topics discussed in the biology notes include; transport in plants and animals, respiration, Gaseous exchange in plants and animals. At the end of the notes, there are practice questions with answers to reinforce your skills. You can get these notes for free online or download in PDF or word to use them later, even if you are not online. Request our biology notes form 2 PDF for guaranteed A in KCSE.

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By | 2024-07-21T13:02:55+03:00 July 21st, 2024|Biology|
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