Class 12 Biology textbook solutions - Maharashtra Board

www.ybstudy.com


Important reasons for studying Class 12 biology are to understand how cells and organisms work. It involves the study of life and it is very important as it tells us about the natural world.  Class 12 Biology tells us about our body, helping us to develop cures and treatments for many diseases as well as all the scenario which is related to the life. Class 12 Biology provides an in-depth, scientific understanding of how all living and nonliving organisms interact with each other.

It also gives insights on how diverse life forms are. Moreover, biology encompasses other fields of research that are related to the sustainability of life, including the environment, ecosystem, food quality, causes of illnesses, the development of medicines, the study of the human body, to name a few.

Class 12 Biology solutions is an important thing to study for any of the board exams or even while you are preparing for any type of Entrance exam. This class 12 biology solutions provides in-depth knowledge of the biology subjects in easy language, clear your fundamental concepts with the help of figures, images, examples, and practice questions. You need to practice class 12 biology class 12 questions in order to clear your fundamentals.

Benifits of using ybstudy.com Textbook Solutions
  • Here at Ybstudy class 12 Textbook solutions you might encounter with textbook questions that you had solved during the topic-wise practice. Solving them once more will help test your memory. This will also help you to understand the topics of the unit.
  • Practicing class 12 biology Textbook questions is one of the most important aspects of Board exam preparation. This helps students to improve their time management skills and understand their weak areas for the Board exam. 
  • It Help to students to understand the pattern of the biology question paper, type of questions, and topics of higher weightage and very important Questions Mostly asked in Board exams.
  • Ybstudy textbook class 12 biology solutions Helps to students to improve time management skills, gives an idea about the time taken to solve the complete question within a time.
  • Enhance the question-solving skills and, thus, the performance of aspirants.
  • Ybstudy class 12 biology textbook solutions Boosts students confidence level as well as examination temperament, creates a sense of self-assurance.
  • These class 12 Biology Textbook solutions Enhance the question-solving skills of students and, thus, the performance of student.


Chapter 1 : Class 12 Biology Chapter 1 Reproduction in Lower and Higher Plants Textbook solutions

Chapter 2 : Class 12 Biology Chapter 2 Reproduction in Lower and Higher Animals Textbook solutions

Chapter 3 : Class 12 Biology Chapter 3 Inheritance and Variation textbook solutions

Chapter 4 Class 12 Biology Chapter 4 Molecular Basis of Inheritance Textbook solutions

Chapter 5 : Class 12 Biology Chapter 5 Origin and Evolution of Life textbook solution

Chapter 6 Class 12 Biology Chapter 6 Plant Water Relation Textbook solutions

Chapter 7 Class 12 Biology Chapter 7 Plant Growth and Mineral Nutrition textbook solutions

Chapter 8 : Class 12 Biology Chapter 8 Respiration and Circulation textbook solutions

Chapter 9 : Class 12 Biology Chapter 9 Control and Co-ordination textbook solutions

Chapter 10 : Class 12 Biology Chapter 10. Human Health and Diseases textbook solution

Chapter 11 : Class 12 Biology Chapter 11 Enhancement of Food Production textbook solution

Chapter 12 : Class 12 Biology Chapter 12. Biotechnology textbook solution

Chapter 13 : Class 12 Biology Chapter 13. Organisms and Populations textbook solutions

Chapter 14 : Class 12 Biology Chapter textbook solutions 14. Ecosystems and Energy Flow Textbook solutions

Chapter 15 : Class 12 Biology Chapter 15. Biodiversity, Conservation and Environmental Issues textbook solutions



Class 12 Biology syllabus Maharashtra Board 

Unit 1 : Reproduction 

Which carry 2 Chapters

Chapter 1 : Reproduction in Lower and Higher Plants.

Chapter 2. Reproduction in Lower and Higher Animals.

What we have to study in this section :
1. Know the significance of reproduction in life of species.
2. Explain the difference between asexual and sexual reproduction in plants and
animals.
3. Recognize the importance of asexual and sexual reproduction in plants and
animals.
4. Compare and analyze different modes of asexual reproduction.
5. Know the reduction in the size of gametophytic generation.
6. Know the different adaptation in the flowers depending upon the agency to
accomplish pollination.
7. Describes mechanism of sexual reproduction.
8. Recognize, analyze and compare structural similarities, differences and progressive evolutionary changes in reproduction in lower and higher plants and animals.
9. Explain embryo development both in plants and animals.


Unit 2 : Genetics and Evolution 

This section carry  chapters :

Chapter 3. Inheritance and Variation.

Chapter 4. Molecular Basis of Inheritance.

Chapter 5. Origin and Evolution of Life

What we have to learn in this section :
  1. Explain the mechanism of inheritance and variation.
  2. Elaborate the role of chromosome, its molecular basis of heredity.
  3. Explain the laws of inheritance and further elaborate the reasons of variation.
  4. Describe the basis of origin of life, geological time scale, evidences. 
  5. Explain, describe and compare different theories of evolution.
  6. Explains the structure and functions of genetic materials. 
  7. Use of genetics in studying patterns of sex determination in honey bees, birds and human beings mentioning different genetic disorders. 
  8. Explain inheritance of sex linked characters in humans.
  9. Define concept of genomics, applications of genetic engineering and gene regulation.
  10. Explain chromosomal theory of inheritance, linkage and crossing over.
  11. Understands evidences for DNA as genetic material, genetic code.


Unit 3 : Physiology 

This section carry 4 chapter

Chapter 6. Plant Water Relation.

Chapter 7. Plant Growth and Mineral Nutrition.

Chapter 8. Respiration and Circulation.

Chapter 9. Control and Co-ordination

What we have to learn in this section
  1. Explain the scientific reasons behind various physiological activities based on relationship.
  2. Understand the relationship between chemical reactions, structural organization involved and its impact on organism.
  3. Analyze and explain the experimental setup.
  4. Draw diagrams and give comments on findings and observations. 
  5. Describe the contribution of different workers or scientists and its significance.
  6. Understand and explain role of physiology in biology.
  7. Explain and draw mechanisms of different physiological processess.
  8. Explain importance, source and methods of absorbtion of water, water as 'elixir of life'.
  9. Explain loss of excess water, significance of transpiration, transpiration as 'necessary evil'.
  10. Define growth, types of growth, phases of growth, growth curves, growth rates.
  11. Explain minerals, their role, sources and methods of absorbtion.
  12. Differentiate respiration.
  13. Explain circulatory system.


Unit 4 : Applied Biology 

This section carry 3 chapters

Chapter 10. Human Health and Diseases

Chapter 11. Enhancement of Food Production

Chapter 12. Biotechnology

In this section we have to learn about :
  1. Explains correlation between diseases and health. 
  2. Identify and elaborate various types and effects of Addications.
  3. Elaborate the role of microbes in food production.
  4. Describes, compare, review different techniques developed for betterment of life.
  5. Understand applications of technology used to overcome problems in daily life. 
  6. Suggest remedial measures for improvement of social health. 
  7. Describe and suggest career opportunities in the fields of dairy, poultry and other field. 
  8. Explain role of microbes in upcoming fields as Biocontrol agents, Sewage treatment, Nanotechnology. 
  9. Elaborate the need of bio technology.


Unit 5 : Ecology and Environment 

In this section there are 3 chapters

Chapter 13. Organisms and Populations 

Chapter 14. Ecosystems and Energy Flow

Chapter 15. Biodiversity, Conservation and Environmental Issues

What we have to learn in this chapters 
  1. Explains the correlation, interaction and effect of environment on organisms.
  2. Understand and explain the relationship in ecosystem, role of energy flow. 
  3. Analyze, understand and explain environmental issues and their impact.
  4. Contribute, plan and implement programs about conservation of environment. 
  5. Use information gathered to save biodiversity, find remedies to solve environmental issues.

How to prepare for Biology Board Exam


  1. Have a focus study area from the syllabus, most repetitive areas are Applied Biology, Methods in Biology, Ecological Principles, Cellular Organization, Fundamental Processes, and Developmental Biology.
  2. Reading and understanding basics is very important. So, any book which gives you a proper understanding of basics is more than enough.
  3. Practice previous years questions thoroughly.
  4. Always remember the exam is mean mainly to check your aptitude i.e. your way of analysing a problem.