Ankit Yadav

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11th Class Notes

Biology 11th Class
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  • Chapter 18
    CHAPTER  -  18  :  BODY FLUIDS AND CIRCULATION All parts of the body require nourishment and oxygen, and metabolic wastes need to be ...
  • Chapter 14
    Chapter 14 : Respiration in Plants Cellular Respiration It is the process of oxidation / breakdown of food materials with...
  • Chapter 15
    CHAPTER 15 – BIODIVERSITY & CONSERVATION •       Definition- Biodiversity can be defined as the totality of genes, species and ecosy...
  • Chapter 14
    CHAPTER – 14 : ECOSYSTEM British ecologist  Arthur Tansley first defined the term Ecosystem. ECOSYSTEM  :- the functional unit of nat...
  • Chapter 2
    CHAPTER 2 - SEXUAL REPRODUCTION IN FLOWERING PLANTS FLOWER -  it is the fascinating reproductive organ of angiosperms. It consist of :...
  • Chapter 20
    CHAPTER  -  20  :  LOCOMOTION AND MOVEMENT                 All living organisms show a characteristic phenomenon of either moving t...
  • Chapter 22
    CHAPTER  -  22  :  CHEMICAL COORDINATION AND INTEGRATION INTRO The glands are secretory organs and are of two main types, viz. (i)...
  • Chapter 19
    CHAPTER –19   :  EXCRETORY PRODUCTS AND THEIR ELIMINATION All plants and animals produce harmful substances due to a number of metabo...
  • Chapter 13
    Chapter 13 : Photosynthesis in Higher Plants Photosynthesis is a Physic o – chemical process, uses light energy to synthesis ...
  • Chapter 1
    CHAPTER 1 - REPRODUCTION IN ORGANISMS Reproduction  Reproduction is the biological process in which an individual gives rise to an offs...