Official CBSE Exam Papers for Class 12 Biology
Review targeted exam resources with the CBSE Class 12 Biology Question Paper 2015 with Answers (Reval) Delhi Set 02. Built according to official CBSE standards for the 2026-27 academic year, these downloadable Class 12 Biology question papers support effective revision and performance tracking.
Solved Previous Year Papers for Biology
View or download the dedicated CBSE Class 12 Biology Question Paper 2015 with Answers (Reval) Delhi Set 02 resource below. Engaging with these previous year papers under timed conditions ensures continuous academic progress and mastery of the 2026-27 exam format.
CBSE Class 12 Biology Question Paper 2015 Delhi Set 2 with Answers (Reval). Students can download the last year question papers using the link below. Free download of examination question papers with solutions.Last 10 year question papers should be practised to get better marks in examinations.
SECTION – A
1. What is Biopiracy ?
2. State a reason for the increased population of dark coloured moths coinciding with the loss of lichens (on tree barks) during industrialization period in England.
3. Indiscrimate diagnostic practices using X-rays etc., should be avoided. Give one reason.
4. Name the transcriptionally active region of chromatin in a nucleus.
5. A geneticist interested in studying variations and patterns of inheritance in living beings prefers to choose organisms for experiments with shorter life cycle. Provide a reason.
SECTION – B
6.Many fresh water animals can not survive in marine environment. Explain.
OR
How are productivity, gross productivity, net primary productivity and secondary productivity interrelated ?
7.Name any two common Indian millet crops. State one characteristic of millets that has been improved as a result of hybrid breeding so as to produce high yielding millet crops.
8. Mention a product of human welfare obtained with the help of each one of the following microbes :
(a) LAB
(b) Saccharomyces cerevisiae
(c) Propionibacterium sharmanii
(d) Aspergillus niger
Please click the link below to download pdf file of CBSE Class 12 Biology Question Paper 2015 Delhi Set 2 with Answers (Reval)
Free study material for Biology
Practice Exam Question Papers for Class 12 Biology CBSE Class 12 Biology Question Paper 2015 with Answers (Reval) Delhi Set 02
Previous Year Question Papers: Class 12 Biology
Review authentic examination papers for Class 12 Biology. Working through the CBSE Class 12 Biology Question Paper 2015 with Answers (Reval) Delhi Set 02 allows learners to decode recurring question trends and familiarize themselves with official CBSE evaluation standards.
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FAQs
The CBSE Class 12 Biology Question Paper 2015 with Answers (Reval) Delhi Set 02 is available for download on StudiesToday.com. It includes complete set with all sections so that Class 12 students can practice with the exact same paper that came in the CBSE exams.
Yes, the solutions for CBSE Class 12 Biology Question Paper 2015 with Answers (Reval) Delhi Set 02 are prepared by subject matter experts as per official marking scheme. Class 12 students will understand the structure of answers and 'step-marks' methodology Biology.
Solving previous year papers like CBSE Class 12 Biology Question Paper 2015 with Answers (Reval) Delhi Set 02 is important to understand repeat themes and question difficulty levels of Biology. It helps Class 12 students to test their time management skills too.
Yes, where applicable, CBSE Class 12 Biology Question Paper 2015 with Answers (Reval) Delhi Set 02 is available in both English and Hindi mediums. All students from Class 12 can access Biology study material in their preferred language.
No, all previous year question papers on StudiesToday, including CBSE Class 12 Biology Question Paper 2015 with Answers (Reval) Delhi Set 02, are provided free of charge in mobile-friendly PDF.