Biology. NCERT/CBSE class 12 Biology book Biology. content. NCERT/CBSE class 12 Biology book Biology. 01REPRODUCTION IN ORGANISMS. BIOLOGY. TEXTBOOK FOR CLASS XII. This book is sold subject to the condition that it shall not, by way of trade, be lent, re-sold, hired out or. download pdf Hindi, cbse board books, ncert Biology books, ncert books in hindi, ncert books in english, free ncert books, download ncert books in pdf, pdf.

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Ncert Biology Book

NCERT Biology Book download for Class 11, 12 in English and Hindi Medium. Students can also download the NCERT Textbooks Solutions in. Read NCERT Biology Textbook For Class - 11 And Class - 12 (Set Of 2 Books Combo) book reviews & author details and more at Free delivery on . Learn from the best by opting for this Biology Textbook for Class Published by NCERT, it has been prescribed by the Central Board of Secondary Education.

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NCERT 12th Class Biology Book – Biology – SandeepBarouli

It essentially includes the understanding and interpretation of structure both external and internal. Anatomy It is the study of gross internal structure of organs and different parts. It ascertains the identification and similarities of one organism with other organism in the course of studies.

Some organism have considerable similarities in external and internal features, where as in some organisms, there is close resemblance in external features but they differ in internal structure.

For example — Man, Monkey and Dog have analogy in internal organ system but externally all of them differ from one another. Histology The body of various plants and animals are composed of different kinds of organs and organ systems. These organs are formed by special structures called tissues. The tissues are the groups of such cells which are similar in structure, function and origin. Thus the tissues are microscopic structures and can be studied only with the help of microscope.

Substantially the microscopic study of internal structure of living organism is called as Histology. Cell Biology The body of living beings is composed of one or many cells.

The structure, function and division of the cell directly determines the life activities of living beings. All researches or studies related to cell are included under the branch known as Cell Biology. It involves the studies of all kinds of cells and their behaviour. They are- Genetic engineering Manufacturing of Antibiotics, Drugs and other Vaccines Class 12 Biology Chapter 12 Biotechnology and its Application In this chapter, students will learn that how human beings have used biotechnology to improve the quality of human life, especially in the field of food production and health.

Biotechnology has given humans several useful products by using microbes, plants, animals, and their metabolic machinery.

NCERT Biology Book for Class XIth

Class 12 Biology Chapter 13 Organisms and Populations In this chapter, students shall explore ecology at organismic and population level. This chapter deals with topics such as organisms and its environment, niche, major abiotic factors affecting the organisms and its environment such as temperature, water, light, soil, responses to abiotic factors such as regulation , conformation, migration and suspension.

Diagrams, illustrations, flowcharts, and easy language makes this chapter comprehensive and easy to learn. Moreover, the sequential progress of the topics helps us retain and grasp better.

Class 12 Biology Chapter 14 Ecosystem An ecosystem can be visualized as a functional unit of nature, where living organisms interact among themselves and also with the surrounding physical environment.

In this chapter student will first learn about structure of ecosystem,in order to appreciate the input productivity , transfer of energy food chain and the output. Class 12 Biology Chapter 15 Biodiversity and its Conservation In this chapter students will learn about importance and significance of biodiversity, its types, patterns, evolution, degradation, and conservation.

Genetic diversity, species diversity, latitudinal gradients, species area relationship, causes of biodiversity losses, in-situ conservation and ex-situ conservation are few topics covered in this chapter. Class 12 Biology Chapter 16 Environmental Issues This chapter deals with the problems that are posing a threat to the ecological balance in nature such as pollution, global warming, deforestation, etc.

This chapter also covers the effects of pollution on the human life and how it is affecting the peoples day to day life. The solutions are guaranteed to be error-free and easily comprehensible.

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