Class 11 biology ch 18 Body fluid and circulation notes Body fluid are the medium of transport of nutrients, oxygen and other important substances in the body. Body fluids:- Intracellular fluid (fluid of each cell) Extracellular fluid (Blood, lymph etc.) Blood is the most commonly used body fluid in most of the higher organisms. Lymph …
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class 11 English ch 1 The portrait of a lady extra questions Question1. Why was it hard for the author to believe that the grandmother was once young and pretty? Solution: It was difficult for the author to believe that the grandmother was once young and pretty. In fact the thought was almost revolting. He …
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Biological classification is the scientific procedure of arranging organisms into groups and subgroups on the basis of their similarities and dissimilarities and the placing of group in a hierarchy of categories. Class 11 Biology chapter 2 Biological Classification notes Importance of classification:- It is not possible to of study one or two organisms of a …
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Class 11 Biology chapter 1 Living world notes based on NCERT The life is full of amazing diversity of living organisms. The diversity of habitats are very vast and deeply reflects on “what indeed is life” This question has two implicit questions within it. The first is a technical one and seeks answer to living …
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Class 11 biology ch 16 Digestion and Absorption notes made through ncert book Human Digestive System : Digestion: The process of conversion of compless food substnces into simple absorbable form is called digestion. it include alimentry canal and digestive glands. the alimentry cnal begins with the mouth and ends in anus. Mouth leads to oral …
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Class 11 Biology ch 17 breathing and exchange of gases Breathing:- The process of exchange of oxygen from the atmosphere with carbon dioxide produced by the cells. Inspiration:- Oxygen from fresh air taken by the lungs and diffuses into the blood. Expiration:- Co2 given up by venous blood in the lungs is sent out to …
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