CUET UG 2026 Biology exam is being held between May 11 and May 31, 2026. Candidates can check the CUET 2026 Biology question paper analysis & answer key based on student and expert review here. Know the memory based questions for CUET UG Biology 2026 exam.
CUET Biology 2026 Analysis
CUET UG Biology exam 2026 is being conducted between May 11 and May 31, 2026, in CBT mode by NTA. The Biology paper will evaluate candidate's understanding of concepts from Botany and Zoology based on the Class 12 NCERT syllabus. Candidates appearing for the Biology paper can check this page for CUET Biology question paper analysis 2026, memory-based questions, answer key, important topics, and difficulty level for all shifts.
- CUET Biology 2026 Memory-Based Questions & Answer Key
- CUET UG 2026 Biology Exam Analysis
- CUET Biology 2026 Important Topics & Expected Weightage
- CUET Biology 2026 Difficulty Level
CUET Biology 2026 Memory-Based Questions & Answer Key
As the Biology paper is conducted online, candidates do not get a physical copy of the question paper. However, memory-based Biology questions and unofficial answer keys will be shared here after every shift. Students preparing for upcoming shifts can use these questions for last-minute preparation and practice.
| Topics | Question Type and Number |
|---|---|
| May 26, Shift 1 and 2 | |
| Sexual reproduction in plants | Intine |
| Spermatogenesis | Sequence question |
| - | Which is not blue green algae? |
| - | Which bacteria is mostly used in gene transfer? |
| Internal organs | Cancer- how to detect? |
| Molecular Scissor | Restriction Endonuclease |
| - | How much percentage of PAR is utilized by plants? |
| - | Which company made first artificial insulin? |
| - | IUCN full form |
| - | Strawberry is what kind of fruit?- false fruit |
| Single BP | mutation (point mutation) |
| Bottle Juices |
clarity is due to which enzyme? |
| Biogas components |
- |
| Mendel |
7 characters- which trait is dominant? |
| Microbes |
Match the following |
| Pathogen and disease |
Match the following |
| Linkage and recombination |
Differences |
| AUG |
Which amino acid does it make? |
| Ecology |
Commensalism |
| - | Smack chemical name |
| Rediscovery of mendel |
Scientist name |
| Virus-infected cells |
what does it release? |
| Growth model |
Exponential growth model |
| N-glyosidic bond |
where is it found? |
| May 22, Shift 2 | |
| Chapter 1 | Post-fertilization Event Seeds |
| Chapter 2 | Spermatogenesis Hormones related |
| Chapter 3 | STD Infection Contraceptive Method (Sterilization Method) |
| Chapter 4 | Diseases DNA fingerprinting passage |
| May 20 Shift 2 | |
| Chapter 1 | Pollen Grain Formation (Sequence) Male Gametophyte Formation (Sequence) Pollination (Incorrect & Correct) Wind Pollination (Which features match wind-pollinated flowers) Which flowers do not show autogamy |
| Chapter 2 | Menstrual Cycle (Peak Level of Hormone at the time of ovulation) Parturition (Which hormone is not involved in Parturition) Cogenesis (sequence) |
| Chapter 3 | Contraceptive Methods (Match) GIFT (Full Form) |
| Chapter 4 | Incomplete Dominance Disorder (Down Syndrome) Incorrect & Correct Statement Honey bee (Sex Determination) |
| Chapter 5 | Scientist based Genetic codone feature DNA finger printing (sequence) Transcription in Prokaryotes (Match the Column) |
| Chapter 6 | Human Evolution Divergent & Convergent Evolution Darwin Theory |
| Chapter 7 | Case based (Plasmodium life cycle) |
| Chapter 8 | Enzymes, Acid, Bioactive Molecule & Biogas Plant (Match the Column) Sewage Treatment Plant (Sequence) |
| Chapter 9 | Case Based |
| Chapter 10 | RNA Interferance |
| Chapter 11 | Factors affecting population density Population Interaction (Competition) |
| Chapter 12 | Decomposition (Sequence) (2 questions) Productivity |
| Chapter 13 | Levels of Diversity |
| May 15, Shift 1 | |
| Passage | Anti-body |
| Tot potency | - |
| Spermatogenesis | - |
| DNA isolation | arrange in sequence |
| RNA interference | Gene silencing |
| Gel electrophoresis | |
| Biodiversity | evil quartet Who gave nuclei term? |
| Rediscovery of Mendel | Scientist name |
| Microbes | decomposition (factors affecting) |
| Population growth | formula-based question |
| Apocarps and syncarpus | Examples |
| Cry I A B | - |
| Gene regulation | lac operon |
| MTP- act 1971 | Amendment date |
| Gene therapy | Sequence arranging |
| May 14, Shift 1 | |
| Biotechnology | Principles and processes (enzymes and PCR) Biotechnology and its application |
| Reproduction | Chapter 1 numerical- pollen grain Double fertilization Match the following- hormones, menstrual cycle Reproductive health – match the following, non-medicative IOD |
| Genetics, principle of basis inheritance | 2 match the following diseases, more questions on diseases |
| Molecular basis of inheritance | replication had basic questions |
| Human evolution | - |
| Human health and diseases | match the following on drugs and diseases |
| Microbes and human welfare | enzymes, acids, chemical (match the following) |
| Sewage treatment plant | 1 question |
| Bio treatment plan | 1 question |
| Organism and population | population integration |
| Ecosystem | decomposing |
| Biodiversity and its conservation | data-based questions (loss of biodiversity) |
CUET UG 2026 Biology Exam Analysis
The CUET Biology exam analysis 2026 is being updated here after each shift based on student’s reviews and expert analysis. The Biology paper is include questions from Human Physiology, Genetics, Ecology, Biotechnology, Plant Physiology, Reproduction, and Evolution.
| Exam Date and Shift | Difficulty Level |
|---|---|
| May 14, Shift 2 | Easy to Moderate |
| May 15, Shift 1 | Moderate |
| May 22, Shift 2 | Moderate |
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Commonly asked questions
The CUET questions are objective in nature and carries four options also known as MCQs. Candidates will have to choose the correct answer option and click on it with the help of mouse. Since CUET UG 2026 exam will be conducted in a CBT mode, test-takers will be able to mark only one answer option. In case it is the correct option, students will get +5 marks and in case of wrong answer, negative marking scheme will be applied. Hence, candidates must ensure the accuracy of the answer before selecting the answer.
NTA prescribes the CUET UG marking scheme. Check below to know the CUET UG marking scheme 2026:
- Correct answer or the most appropriate answer: Five marks (+5)
- Any incorrect option marked will be given minus one mark (-1).
- Unanswered/Marked for Review will be given no mark (0).
- If more than one option is found to be correct then Five marks (+5) will be awarded to only those who have marked any of the correct options.
- If all options are found to be correct then Five marks (+5) will be awarded to all those who have attempted the question.
- If none of the options is found correct or a question is found to be wrong or a question is dropped, then all candidates who have attempted the dropped question will be given five marks (+5) marks.
Practicing with CUET UG (Common University Entrance Test) question papers from previous years offers following benefits:
Helps in knowing format, structure, and types of questions.
Student can know repeated question types.
Help students know weak and strong sections
Helps in developing important skills.
Regularly solving CUET question papers improves problem-solving skills and speed.
CUET UG question paper for each subject will consist of 50 questions. Candidates will be required to attempt all questions and no optional questions will be provided. In CUET UG 2026 there are 37 subjects- 13 languages, 23 domain subjects and general tests. While filling the CUET application form, candidates can select upto five CUET subjects aligning with the subjects studied in class 12th and course requirement.
Candidates must attempt all the questions of the subjects selected. However, candidates must keep in mind the negative marking and select the options carefully.
Exam highlights for CUET Biology 2026 are given below:
- Mode of Exam: CBT
- Question Type: MCQs
- Exam Duration: 60 Minutes
- Total Questions: 50
- Negative Marking: 1 mark for incorrect answer
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Candidates can check detailed Biology paper analysis, including the difficulty level, good attempts, and chapter-wise distribution, after the CUET exam.
Also Read: CUET Biology Syllabus 2026
CUET Biology 2026 Important Topics & Expected Weightage
Candidates can check the table below to know the important topics and expected number of questions for CUET UG Biology 2026:
| Important topics |
Expected number of questions |
|---|---|
| Reproduction |
15-18 |
| Ecology and Environment |
10-12 |
| Biology and Human Welfare |
8-10 |
| Genetics and Evolution |
10-12 |
| Biotechnology and Its Application |
7-8 |
CUET Biology 2026 Difficulty Level
Commonly asked questions
To download the CUET UG previous year question papers for all subjects, candidates must visit the link provided below:
Candidates can access the subject-wise CUET UG question papers for past four years.
UGC has announced the deletion of 26 subjects from CUET UG 2025 onwards. CUET UG 20 foreign languages and six domain subjects have been removed. Check the list below to know the name of the subjects:
- Foreign Languages (French, Spanish, German, Nepali, Persian, Italian, Arabic, Sindhi, Kashmiri, Konkani, Bodo, Dogri, Maithili, Manipuri, Santhali, Sanskrit, Tibetan, Japanese, Russian, Chinese)
- Domain Subjetcs (Entrepreneurship, Teaching Aptitude, Fashion Studies, Tourism, Legal Studies, Engineering Graphics)
Common University Entrance Test UG 2025 question papers can be download at - CUET UG 2025 Question Papers. Candidates can visit the provided link and download subject wise CUET question paper 2025 PDF online for free. CUET PYQs are important for exam preparation.
Common University Entrance Test (CUET) sample papers are released by the conducting body, National Testing Agency (NTA). To download the CUET question papers follow the steps below:
- Go to- CUET Question Paper
- Select CUET subject to download the question paper for
- Click on the tab download
- Create the login details for new registrations
- Link to download the CUET question paper will be sent on the registered email ID
- Click on the link provided and save the PDF.
The overall difficulty level of CUET Biology 2026 is expected to be moderate. Most questions are likely to be NCERT-based with direct conceptual understanding and diagram-related questions. Detailed shift-wise analysis and student reactions will be updated after the examination.
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