Central Board of Secondary Education (CBSE) has released the class 12 Biology Sample paper 2021. It has been released online in pdf format online at cbse.nic.in and cbseacademic.nic.in. By solving the sample papers, students will get an idea of the difficulty level of the examination and the type of questions that are generally asked in the exam. Along with the CBSE class 12 Biology sample papers 2021, the board has also released the marking scheme and answers. Science stream students must take a key note of this and should take a look at the marking scheme and solve the sample papers as provided here.
CBSE Class 12 Biology Sample Paper 2021
CBSE Class 12 Biology sample papers are a useful resource for the students who are preparing for the board exam. The sample paper as released by the board is as per the reduced CBSE syllabus. By solving the sample papers, students will get to know the important topics from the Biology subject. Students can access Biology sample papers 2021 for CBSE Class 12 from below.
CBSE Class 12 Biology Sample Paper 2021 Marking Scheme
The class 12 Biology CBSE exam is divided into two parts – Theory which is of 70 marks and Practicals which will be of 30 marks. The theory examination is of 3 hours duration of a total of 70 maximum marks. The question papers is divided into four sections – Section A, Section B, Section C and Section D. The marking scheme for CBSE Class 12 Bio exam 2021 is as follows –
Section–A – There will be a total of 14 questions of 1 mark each and 02 case-based questions.
Section B – This section has a total of 9 number of questions of 2 marks each.
Section C – In this section, candidates have to solve 5 questions which will be of 3 marks each.
Section D – This is the last section, students will have to solve 3 questions of 5 marks each.
It is to be noted that there is no overall choice, however, in some questions, internal choices shall be provided. For these internal choices, students will have to attempt only one of the alternatives. To get full marks, students must draw neat and properly labeled diagrams wherever necessary.
CBSE Class 12 Biology Syllabus 2021
Students can download CBSE class 12 Biology revised syllabus 2021 from the board’s official website, cbseacademic.nic.in. It is important that the students should prepare for the exam as per the syllabus provided by the board. There are a total of 5 units in CBSE Class 12 Biology syllabus 2021 (Reduced & Revised). The complete syllabus for Biology exam can be checked below.
Unit VI – Reproduction – 14 marks
Unit VII – Genetics and Evolution – 18 marks
Unit VIII – Biology and Human Welfare – 14 marks
Unit IX – Biotechnology and its Applications – 12 marks
Unit X – Ecology and Environment – 12 marks
CBSE Class 12 Biology Previous Year Question Papers with Answers
For CBSE Class 12 previous year question papers and answers for Biology, click on the direct links provided below. Students can download previous year papers for the year 2020, 2019, and 2018 from here. Solving these previous year papers will help the students to analyze their preparation level, topics which they need to work on, type of questions that are generally asked in the exam. Sometimes, questions also get repeated from these past year papers too.
Click Here to download CBSE 12th Biology 2020 Question Paper with Answers
Click Here to download CBSE 12th Biology 2019 Question Paper with Answers
Click Here to download CBSE 12th Biology 2018 Question Paper with Answers