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CLASS 8 SCIENCE CHAPTER 7 Conservation of Plants And Animals SOLUTION for 2020-21

CHAPTER 7 \ CONSERVATION OF PLANTS AND ANIMALS Here is some important points and answer  of chapter 7 CONSERVATION OF PLANTS AND ANIMALS  NCERT science of class 8 which helps students to  better understand topics of chapter 7 CONSERVATION OF PLANTS AND ANIMALS. KEYNOTES OF CHAPTER 7: 1.BIODIVERSITY : BIODIVERSITY refers to the variety of living organisms in a specific area. 2. BIOSPHERE RESERVE :- BIOSPHERE RESERVE are the area meant for conservation of biodiversity. 3 .DEFORESTATION :- Cutting down of trees is called deforestation. 4. DESERTIFICATION:- The fertile land gets converted into deserts.It is called desertification. 5.ECOSYSTEM:- An ecosystem is  made of all the plants,animals and microorganisms  in an area along with non living components such as climate,soil,river deltas etc. 6 .Endangered species:- Endangered species   are those which are facing the danger of extinction. 7.Endemic species:-    Endemic species  are found only in a particular area. 8.Fauna:- The animals of
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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 (✓) the correct a
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Class 7 Science NCERT Chap 2

CHAPTER 2  NUTRITION IN ANIMALS Here is some important points and answer of chapter 2 NUTRITION IN ANIMALS NCERT science of class 7 which helps students to better understand topics of chapter 2 NUTRITION IN ANIMALS. Keywords :- a) Absorption:- Absorbing of digested food by the small intestine is known as Absorption. b)Amoeba:- It is unicellular organism which can change its shape. c) Assimilation:- Transfer of digestion food  and its utilisation is known as assimilation. d)Egestion:- Removing out waste from body is known Egestion. e)Bile:- A yellowish liquid release from liver. f)Villi:- Finger like projection present in small intestine help in absorb digested food. g)Digestion:- The break down of complex form of food into simple form is known as Digestion. h) Ruminant:- The animals which chew cud are called Ruminants. These are the important keynotes of Chapter 2 Nutrition in Animals. Here is the Solution Of textbook CHAPTER 2 Nutrition In Animals. Exercise Questions- Ques 1. Fill in
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