Important Questions Class 12 Biology
Important Questions for Class 12 Biology
Biology is a fundamental and essential subject for students preparing for medical admission examinations like AIIMS, NEET, etc. Students who aspire to do well in their board exams need to hit the books and comprehend them. As a result, the important questions for class 12 Biology help students in their exam preparation.
Prepared by our Extramarks experts, important questions for class 12 Biology are extensively researched and extremely helpful for students during examinations. These important questions establish a framework for preparing for various board and other competitive examinations.
All of the important questions for class 12 Biology are created under the guidelines of the NCERT books. Students require good preparation for competitive examinations. Thus, we cover all of the important questions students need to prepare for class 12 and medical examinations.
Apart from Biology Important Question class 12 resources, students can leverage other study materials on the Extramarks website. All materials such as NCERT books solution, CBSE revision notes, CBSE sample papers, CBSE previous year question papers and many more are available to the students for free. Our solutions have used exclusive content to make it easy and grasping for the students.
What Chapters Are Covered in Important Questions for Class 12 Biology?
There are a total of 16 chapters in the NCERT class 12 Biology. The syllabus is vast and can appear intimidating to students if they do not start their preparation from the start of the curriculum.
Below are the chapters from the NCERT textbook of Class 12 Chemistry.
- Reproduction in Organisms
- Sexual Reproduction in Flowering Plants
- Human Reproduction
- Reproductive Health
- Principles of Inheritance and Variations
- Molecular Basis of Inheritance
- Evolution
- Human Health and Diseases
- Strategies for Enhancement in Food Production
- Microbes in Human Welfare
- Biotechnology-Principles and Processes
- Biotechnology and its Application
- Organisms and Populations
- Ecosystem
- Biodiversity and Conservation
- Environmental Issues
To be organised, one must cover all the chapters and then make a study plan that allocates time for daily practice. This is precisely where chapter wise Important Questions Class 12 Biology solutions help the students. 12th Biology important questions sections have been created for each chapter based on the CBSE Class 12 Biology syllabus by the Extramarks experts. This section has various question types, ranging from objective type questions (fill in the blanks, true or false), multiple-choice questions (MCQs), and subjective type questions such as respond in short and answer in-depth, among others. As a result, this portion of important questions will help you study key ideas and assess yourself in preparation for your examinations.
Important Questions for Class 12 Biology – Weightage
Based on the past years’ question papers, below is the chapter-wise marks distribution of important questions for class 12 Biology:
| Unit | Title | Marks |
| I | Reproduction | 14 |
| II | Genetics and Evolution | 18 |
| III | Biology and Human Welfare | 14 |
| IV | Biotechnology and its Applications | 10 |
| V | Ecology and Environment | 14 |
| Total | 70 |
Important Questions for Class 12 Biology Chapter Wise PDF Download
Class 12 Biology has a 16 chapter deep syllabus for which a lot of practise and hard work is needed. There are various things to learn, and the only way to do so is by revising continuously. It is recommended that the students learn and revise continuously so that there is no scope for making any mistakes in these questions.
Extramarks give you access to all the important Biology questions class 12 prepared by professional Biology specialists.
Click the chapter-wise questions and solutions below to check the CBSE class 12 Biology important questions
Important questions biology class 12 helps the students in their final revision. Explore other sections of our Extramarks website and get exclusive updates and information about forthcoming examinations.
12th Biology Important Questions with Answers – Types of Questions
According to CBSE‘s recent guidelines, the current exam paper format for Class 12 Biology is as follows:
- The theory examination will consist of four sections.
- In section A, questions 1 to 14 will be one mark each.
- In section B, questions 15 to 24 will be two marks each.
- In section C, questions 25 to 30 will be three marks each.
- Lastly, section D, questions 31 to 33, will be five marks each.
Benefits of Solving Biology Question Bank for Class 12
Important questions from the Biology Class 12 CBSE board will aid students in their board examinations for the following reasons:
- All of the important questions for Class 12 Biology are provided, along with answers, so that students can learn how to solve them.
- The questions are curated, keeping the most recent curriculum in mind.
- All of these important questions will help students in their preparation for the Biology board examination.
- These questions are created by expert teachers with many years of expertise.
CBSE Class 12 Biology Important Questions
FAQs (Frequently Asked Questions)
1. Which type of questions of CBSE class 12 Biology are easiest to score?
Although subjective questions in CBSE class 12 science Biology such as “answer in brief,” “identify between,” and “explain in detail” are lengthy, they are the simplest to grade since they are open-ended. You can enhance your answers by knowing the associated knowledge and concept of that particular CBSE class 12 Biology key question. Close-ended questions include MCQs, fill-in-the-blanks, assertion–reason questions, and case study based MCQs. For these sorts of questions, the response should be explicit or precise as stated in the textbook. If you cannot answer such questions correctly, you will receive a zero for that question. Likewise, if you have a good comprehension and conceptual knowledge of your core curriculum, it will become easier for you to secure good marks in subjective and objective questions. As a result, Extramarks provides you with a comprehensive course structure and tools to practise answering various questions.
2. How will I be able to top in the Class 12 Biology exam?
Class 12 Board Exams are highly significant for students. Some students find studying for the Class 12 Biology Board examination to be challenging. They must study diligently to excel in the Class 12 Biology exam. For learning the concepts of the chapters, they should use the NCERT textbooks and NCERT Exemplars. They will have a better understanding of the chapter by answering NCERT questions. Past years’ question papers will help them understand the types of questions asked in the examination.
