The UP Board Class 12 Biology 2026 question paper with solutions (Set 348 EG) is available here for free download. UP Board Class 12 Biology 2026 was conducted by the Uttar Pradesh Madhyamik Shiksha Parishad (UPMSP) on February 23, 2026, in the afternoon shift, as a 70-mark paper of 32 questions to be solved in 3 hours 15 minutes.
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UP Board Class 12 Biology 2026 (Set 348 EG) Questions with Solutions
Which organ in flower represents the female reproductive organ?
Which of the following characteristics of a flower is suitable for insect pollination?
How many years did Gregor Mendel conduct experiments on garden pea plants?
Sickle cell anaemia disease is an example of which type of mutation?
Malaria disease is transmitted by which organism?
Write the complete form of the BOD abbreviation.
Give one example of commensalism.
Who proposed the chromosomal theory of inheritance?
Write the name of any one transgenic animal.
What is a pest resistant plant? Give one example.
What is an external parasite? Explain with one example.
Write the names of any two atmospheric nitrogen-fixing microorganisms.
Write the names of any two projects to save rivers from pollution.
What is gel electrophoresis? Explain.
Describe the ecological pyramid in brief.
Describe the process of decomposition with a diagram.
State the importance of the artificial insemination technique.
Describe the Hardy-Weinberg principle.
Write a short note on transfer RNA (tRNA).
Describe palaeontological evidence with an example.
Describe polyembryony with an example.
Draw a labelled diagrammatic sectional view of seminiferous tubules.
What is allergy? Explain with an example.
Describe the false fruit with a diagram.
Describe the symptoms of Down syndrome.
Explain convergent evolution with an example.
What is cancer? Describe its causes and diagnosis in detail.
Describe the life cycle of Plasmodium with a diagram. (OR alternative to Q7)
What is DNA fingerprinting technique? Describe in detail with a diagram.
Write an essay on the applications of biotechnology in agriculture. (OR alternative to Q8)
What is an ecosystem? Describe the components of an ecosystem.
Write explanatory notes on: (i) Productivity (ii) Consumers. (OR alternative to Q9)
UP Board Class 12 Biology 2026 Exam Pattern and Marking Scheme Explained
UPMSP set this paper (Set 348 EG) as 32 compulsory questions of rising difficulty, with the last three questions offering an internal choice.
- Total questions: 4 one-mark MCQs, 5 one-mark short questions, 5 two-mark questions, 12 three-mark questions, and 3 five-mark questions with a choice (extracted as 6 rows)
- Total marks: 70
- Duration: 3 hours 15 minutes
- Question types: objective (MCQ), short-answer and diagram-based descriptive answers
- Internal choice: the final 3 questions (5 marks each, 15 marks total) each let you attempt one of two alternative questions
- Diagrams: UPMSP instructs students to illustrate answers with labelled diagrams wherever necessary
High-Weightage Topics in UP Board Class 12 Biology 2026 to Focus On First
Based on this paper's actual question distribution across the first 26 questions (55 of the 70 marks, before the internal-choice questions), a few chapters clearly dominate.
- Principles of Inheritance and Variation, Ecosystem, and Evolution: 6 of 55 marks each - the biggest chapters, spanning MCQs through 3-mark questions
- Human Health and Disease: 4 of 55 marks
- Environmental Pollution, Applications of Biotechnology, Reproductive Health, Hardy-Weinberg Principle, Molecular Basis of Inheritance, Reproduction in Plants, The Male Reproductive System, and Morphology of Flowering Plants: 3 of 55 marks each
The remaining 15 marks let you choose between long-answer questions on Human Health and Disease, Molecular Biology Techniques, Applications of Biotechnology, and Ecosystem - practise all of them, since you only find out which alternative suits you better once you read the actual questions.
UP Board Class 12 Biology Question Paper Analysis Video
Source: ask board
How to Use the UP Board Biology Question Paper for Practice
Treat this Set 348 EG paper as a timed mock before you check the solutions.
- Attempt all 32 questions in 3 hours 15 minutes under exam conditions first
- For the final 3 choice questions, practise both alternatives, not just the one you'd normally pick
- Draw and label the relevant diagram for every question that calls for one - UPMSP awards marks for correctly labelled diagrams separately from the written answer
- Review each answer against the step-by-step solution PDF, not just the final answer
UP Board Class 12 Biology Student Reactions 2026
- Reactions to this paper were mixed - some students found the genetics and ecosystem questions familiar from NCERT practice, while others found the diagram-based questions time-consuming to complete neatly under time pressure
UP Board Class 12 Biology 2026 Question Paper FAQs
Ques. When was the UP Board Class 12 Biology 2026 exam conducted?
Ans. UPMSP conducted the UP Board Class 12 Biology 2026 exam on February 23, 2026, in the afternoon shift from 2:00 PM to 5:15 PM, as part of the intermediate exams that ran from February 18 to March 12, 2026.
Ques. How many questions are there in the UP Board Class 12 Biology 2026 paper, and is there any choice?
Ans. The paper has 32 questions worth 70 marks. The last 3 questions (5 marks each) each give you a choice between two alternative questions - you only need to attempt one from each pair.
Ques. What is the marking scheme for UP Board Class 12 Biology 2026?
Ans. The paper carries 70 marks in 3 hours 15 minutes: 4 one-mark MCQs, 5 one-mark short questions, 5 two-mark questions, 12 three-mark questions, and 3 five-mark questions with internal choice.
Ques. Which topics had the highest weightage in UP Board Class 12 Biology 2026 Set 348 EG?
Ans. Based on this paper's actual questions, Principles of Inheritance and Variation, Ecosystem, and Evolution (6 of the first 55 marks each) led, followed by Human Health and Disease (4 marks). The final 15 marks let you choose between questions on Human Health and Disease, Molecular Biology Techniques, Applications of Biotechnology, and Ecosystem.
Ques. Where can I download the UP Board Class 12 Biology 2026 question paper with solutions PDF for free?
Ans. You can download both the question paper and the full step-by-step solutions PDF for Set 348 EG from the table at the top of this page, for free.
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