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Class 9 NCERT Science Chap 5 THE FUNDAMENTAL UNIT OF LIFE NOTES

CHAPTER 5  THE FUNDAMENTAL UNIT OF LIFE ANIMAL CELL PLANT CELL This article brings you the CBSE Class 9 Science notes on chapter 5 'FUNDAMENTAL UNIT OF LIFE'. These chapter notes are prepared by the subject expert and cover every important topic from the chapter. In between these notes, exercise questions are provided. Students must solve these questions to test their understanding about the learned topics. These questions will help you to track your preparation level and get a hold on the subject.  In this chapter 5 'FUNDAMENTAL UNIT OF LIFE we cover following topics - Discovery of cell, Cell, Classification of organisms on the basis of Cell, Shape and size of the Cell, Diffusion, Osmosis, Types of Osmosis , Types of Osmotic Solutions, Plasma membrane or Cell membrane, Cell Wall, Function of Cell wall, Nucleus, Types of plastids, Cytoplasm, Cell Organelles, Functions of Vacuoles and Plastids,  Types of Endoplasmic Reticulum. Important Notes Of CHAPTER 5 'FUNDAMENTAL UN...
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Class 8 NCERT Science Chap 13 Solution

CHAPTER 13  SOUND Here is the answer of chapter 13 SOUND of NCERT science of class 8.The complete solution of CHAPTER 13  SOUND is given here which is prepared subject expert. Some important extra questions and important points about Chapter 13 are also given. Textbook questions:- Ques1.  Choose the correct answer.  (1)  Sound can travel through a)Gases only b)Solids only c)Liquids only d)Solids, liquids and gases  Ans 1. Solids, liquids and gases.  Ques 2) Voice of when of the following is likely           to have minimum frequency?  a)Baby girl  b)Baby boy  c)A man  d)A woman  Ans.2 Baby girl Ques 3.   In the following statements, tick 'T' against those which are true and 'F' against those which are false. a)Sound cannot travel in vaccum. (T/F) b)The number of oscillations per second of a vibrating object is called its time period. (T/F) c)If the amplitude of vibration is large, sound is fee...
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Class 8 science CHAPTER 3 SOLUTION

 CHAPTER 3  SYNTHETIC FIBRES AND PLASTICS CHAPTER 3 SYNTHETIC FIBRES AND PLASTICS of CLASS 8 SCIENCE NCERT is here with complete solution of all the textbook questions of CHAPTER 3. All the NCERT solutions are framed in a systematic manner, according to the latest CBSE Class 8 science syllabus (2020-21). After studying this   you will be able to understand the topics covered in the chapter thoroughly. It is noticed that many questions are directly asked in previous year class 8 examinations. In order to score good marks in the examination, students should study this material in-depth. Here's the answer of textbook questions of CHAPTER 3 SYNTHETIC FIBRES AND PLASTICS. Exercise Questions. Q1. Explain why some fibres are called synthetic. Ans. There are some fibres that are made by man using chemicals.These are called synthetic fibres. These are made up of small units that are joined together to form a long chains called POLYMER. For example: Rayon,Nylon,etc Q2. Mark (✓...
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