NCERT Solutions for class 12 Biology

 

NCERT Solutions for Class 12 Biology - The students who will appear for class 12 board exams this year, will find NCERT solutions for class 12 biology very beneficial. Biology as a subject, in essence, can be taken as the tale of different life forms that exist today or may have existed in the past. In class 12 NCERT textbook biology, you will notice a blend of disciplines of biology, for example, you will get to learn human and plant reproductive biology on one hand while evolutionary biology on the other. You will also get to gain knowledge on how the different traits in parents are transmitted to children in genetics and how the different units of the environment are interlinked with each other in ecology.

In class 12 biology, insights of new areas of biology have also been depicted as in units such as biotechnology and the use of biology in human welfare. Overall class 12 biology is an amalgamation of botany and zoology and the applications of biology which can be researched and studied extensively if you wish to study biology in your future. From the exam point of view studying the NCERT solutions for class 12 biology may help you to excel your board exams. If you are planning to appear for NEET, AFMC and other medical entrance exams, then also, a study of NCERT Solutions for Class 12 Biology will be instrumental.

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NCERT textbook for class 12 biology- Units and chapters to be studied

The NCERT textbook of class 12 biology includes a total of 16 chapters belonging to 5 units namely, reproduction, genetics, and evolution, biology in human welfare, biotechnology and ecology. The various chapters in these units have been indexed below

Chapter 1. Reproduction in organisms

Chapter 2. Sexual reproduction in flowering plants

Chapter 3. Human reproduction

Chapter 4. Reproductive health

Chapter 5. Principles of inheritance and variation

Chapter 6. Molecular basis of inheritance

Chapter 7 Evolution

Chapter 8. Human health and diseases

Chapter 9. Strategies for the enhancement in food production

Chapter 10. Microbes in human welfare

Chapter 11. Biotechnology: Principles and processes

Chapter 12. Biotechnology and its applications

Chapter 13. Organisms and populations

Chapter 14. Ecosystem

Chapter 15. Biodiversity and its conservation

Chapter 16. Environmental issues.

After studying the NCERT textbook chapters for class 12 biology, you will be able to solve different practice questions. You can also try solving the NCERT exercise for class 12 biology, after a thorough reading of the NCERT chapters class 12 biology.

NCERT Solutions for Class 12 Biology

Solving NCERT exercise is an important prerequisite of aceing the board exams. So every student must have CBSE class 12 biology notes as well as NCERT solutions for class 12 biology in hand ready for the preparation of CBSE class 12 board exams. Once you are done with the biology class 12 NCERT solutions, you will find that your understanding of concepts of NEET will also be improved. Now, a brief analysis of all the 16 chapters of NCERT class 12 biology is being given hereunder

Reproduction in organisms is the first chapter of NCERT textbook of class 12 biology. This chapter mainly deals with the methods of reproduction in a different organism. At the end of the chapter, the NCERT exercise is given which consists of a total of 18 questions. After reading the chapter, you must try NCERT exercise and get correct NCERT solutions for class 12 biology.

In NCERT class 12 biology textbook, the second chapter is sexual reproduction in flowering plants. This chapter compiles the details of the process of sexual reproduction in angiosperm plants. It includes a total of five subtopics. The questions to test your knowledge are given at the end of the chapter in NCERT exercise class 12 biology chapter 2. In order to excel in the exam, you must write correct NCERT solutions for class 12 biology chapter 2.

The NCERT chapter 3 class 12 biology-human reproduction includes the explanation of the process of sexual reproduction in humans. In this chapter, you will become familiar with the male and female reproductive systems of humans. The NCERT exercise of class 12 biology consists of a total of 21 questions. If you are able to write correct NCERT solutions for class 12 biology chapter 3 human reproduction, you can surely excel in CBSE board exams.

The NCERT class 12 biology chapter 4 reproductive health deals with all the reproduction-related health aspects in humans. In this chapter, there is a total of five sub-topics based on which 12 questions are given at the end of the chapter. You must practice these question while preparing for boards exam.

Principles of inheritance and variation is the first chapter of the second unit of NCERT textbook class 12 biology. In this chapter, you will get to know about the various principles and phenomena that control the expression of different characters in organisms. At the end of the chapter, you can find the NCERT exercise which consists of a total of 16 questions. Before attempting for board exams, you must practice these NCERT questions.

Chapter 6 of NCERT class 12 biology textbook is the molecular basis of inheritance. In this chapter, you are going to study the processes like DNA replication, transcription and translation. You will also study about the genetic code and new areas of research such as DNA fingerprinting and human genome project. Solve NCERT exercise which consists of around 14 questions and write the correct NCERT solutions for class 12 biology chapter 6.

The chapter evolution class 12 biology deals with evolutionary science. In this chapter, you will study the theories, and evidence suggesting evolution. You will also learn the mechanisms that causes evolution in nature. In the end, you will gain knowledge about how humans evolved.  The 10 questions given at the end of the chapter, must be tried in order to get an understanding of all the concepts.

The chapter human health and diseases deal with the various types of diseases and how they can be controlled. It also talks about the immune system and immunity in humans. In this chapter, you will also get to know about the effects of drug/alcohol abuse on youngsters. Try the NCERT Exercise and write correct NCERT solutions for class 12 biology chapter 8 human health and diseases.

This chapter deals with the principles of plant and animal breeding. It also makes you familiar with different types of high yielding varieties of plants. In the end, you will find NCERT exercise with a total of 15 questions. For a basic understanding of the chapters, you should attempt these questions and write correct NCERT solutions for class 12 biology chapter 9 strategies for the enhancement in food production.

Chapter 10 microbes in human welfare include details about the role of microorganisms for the benefits of humankind. For board exams and for exams like NEET, only NCERT of this chapter is enough. While preparing the chapter, read each and every line of NCERT and also solve the NCERT exercise given at the back of the Class 12 Biology Chapter 10 Microbes in human welfare.

Class 12 biology chapter 11 biotechnology: principles and processes deas with the recent area of research i.e. recombinant DNA technology. In this chapter, only an introduction to this technology is given. You will study the details in future classes. The NCERT Exercise of this chapter includes a total of 12 questions. After reading the chapter try these questions and get correct NCERT solutions for class 12 biology chapter 11 biotechnology: Principles and processes.

Chapter 12 of NCERT class 12 biology, biotechnology and its application compiles the various uses of biotechnology in the food industry, medicine industry etc.  After reading the chapter thoroughly go through the NCERT exercise and solve it.

The chapter 13 organisms and populations of NCERT textbook class 12 biology includes the details about the characteristics of populations including population growth and population interactions. It also compiles the details of ecological factors and how organisms get affected due to these. The NCERT exercise of class 12 biology chapter 13 organisms and population is given at the end of the chapter and is comprised of a total of 17 questions. Write correct NCERT solutions for class 12 biology chapter 13 organisms and populations.

In the chapter 14 ecosystem, you will study about the structures, functions and various components of the ecosystem. You will also get to learn about the ecosystem services, ecological succession, and biogeochemical cycles. Try the NCERT exercise for Class 12 Biology Chapter 14 Ecosystem.

The ch 15 Biodiversity and its conservation compile the details of the diversity of life. It includes measures that are to be taken to conserve biodiversity. You must try NCERT exercise of ch 15 biodiversity and its conservation. From the exam perspective, NCERT solutions for class 12 biology chapter 15 biodiversity and its conservation are beneficial.

The various environmental issues such as pollution, global warming, ozone layer depletion, etc. have been dealt with in class 12 biology chapter 16 environmental issues. Writing correct NCERT solutions for class 12 biology chapter 16 environmental issues will be useful from the perspective of board exams.

So here, we are compiling the NCERT solutions for class 12 biology. By studying these NCERT solutionsyou will be able to excel in your board exams. Also, you may get benefitted in your NEET and other medical entrance exams.

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