The GUJCET 2026 second session, consisting of Biology and Mathematics, has been conducted successfully at all exam centers. The students are now focused on the analysis of their performance. After the successful completion of the exam, the unofficial GUJCET Biology Answer Key 2026 has been released, and students can now analyze their performance and evaluate their marks. Through this article, students will be able to access the detailed solutions to the exam paper, which will provide them with accurate and authentic answers to all the questions that have been asked in the exam. Apart from this, students will also be able to access the exam analysis, which will provide them with insights into the overall exam difficulty level and the questions asked in each section of the exam, including the important questions.
GUJCET Biology Answer Key 2026 by Subject Experts (Unofficial)
The unofficial GUJCET Biology Answer Key 2026 can be accessed in the table below:
| Q. No. | Question | Correct Answer |
|---|---|---|
| 1 | Which of the following contraceptive method can be used for male and female both? | A – Barriers and Sterilisation |
| 2 | Which term is coined for the physical association of 2 genes on the same chromosome? | C – Linkage |
| 3 | What is the full form of UTR? | C – Untranslated Regions |
| 4 | Match Column-I and Column-II and choose correct option: (i) 65 million years ago (ii) 350 million years ago (iii) 500 million years ago (iv) 320 million years ago with (p) Sea weeds existed (q) Invertebrates formed (r) Jawless fish evolved (s) Dinosaurs disappeared | A – (i–s), (ii–q), (iii–r), (iv–p) |
| 5 | Which chemical causes the side-effect of enlargement of clitoris in female? | B – Anabolic steroids |
| 6 | Which of the following bacteria is free-living in the soil? | D – Azospirillum |
| 7 | The separated bands of DNA are cut out from the agarose gel and extracted from the gel piece. This step is known as: | A – Elution |
| 8 | At present, about ______ recombinant therapeutics have been approved for human-use, the world over. | D – 30 |
| 9 | In a forest, there are initially 100 deer. Over a certain period, 30 are born and 10 die. Assuming food is abundant and predators are few, calculate the intrinsic rate of natural increase for that population. | C – 0.2 |
| 10 | In the given statements, select the correct option for the process of decomposition: (1) Moist environment favours decomposition (2) Low temperature and anaerobiosis inhibit decomposition (3) Decomposition is slower if detritus is rich in nitrogen (4) Decomposition is quicker if detritus is rich in chitin (5) Warm environment favours decomposition | B – 1, 2, 5 are true |
| 11 | Match Column-I and Column-II and select the correct option: (i) Dodo (ii) Quagga (iii) Thylacine (iv) Steller’s sea cow with (p) Africa (q) Mauritius (r) Russia (s) Australia | C – (i–q), (ii–r), (iii–s), (iv–p) |
| 12 | In an angiosperm plant, endosperm cells having 24 chromosomes, then how many chromosomes are present in MMC of the same plant? | B – 16 |
| 13 | Which of the following hormone is not produced from the placenta? | A – Gonadotropin |
| 14 | In the given assisted reproductive technologies, which method is taking place inside the body for the process of fertilisation? | A – GIFT |
| 15 | Select the incorrect option for mutation: (A) Results in alteration of DNA sequence (B) According to De Vries mutation is the reason for speciation (C) According to Hugo de Vries mutation is small and directional (D) Results in changes in genotype and phenotype | C – Mutation is small and directional |
| 16 | In Meselson and Stahl’s experiment, heavy DNA molecule could be distinguished from the normal DNA molecule using ______ in a density gradient centrifugation. | B – CsCl |
| 17 | During which geological period did the ancestors of gymnosperms evolve? | C – Jurassic |
| 18(A) | The molecule which shows the given structure is naturally obtained from which plant? | B – Cannabis sativa |
| 18(B) | Which drug is obtained by acetylation of morphine? | B – Smack |
| 19 | In the given column, which one is mismatched? (Microbe – Product – Use) | C – Monascus purpureus – Cyclosporin-A – Immunosuppressant |
| 20 | Enzyme used for extension process in PCR method is: | A – DNA polymerase |
| 21 | RNA interference involves silencing of specific mRNA due to complementary ______ molecule that binds to and prevents translation of mRNA. | C – siRNA |
| 22 | Who’s field experiment showed that on the rocky sea coast, the larger and competitively superior barnacle excludes smaller barnacle? | A – Connell |
| 23 | In an ecosystem 1000 J energy is stored in producer level, then how much energy will be obtained in secondary consumer level? | C – 10 J |
| 24 | The term Biodiversity is popularised by: | B – Edward Wilson |
| 25 | Choose the correct option for column-I, II and III (Monoecious, Dioecious with examples like Castor, Maize, Papaya, Date palm) | C – Correct matching option |
| 26 | In the given diagram, choose the correct option for labelled ‘X’, ‘Y’ and ‘Z’ (Ovum structure) | A – Zona pellucida, Corona radiata, Perivitelline space |
| 27 | In the following STIs, which one is completely curable? | D – Gonorrhoea and Chlamydiasis |
| 28 | A colour blind man marries a female with homozygous normal vision. What will be the possibility of colour blindness in their children? | D – 0% |
| 29 | In human genome project, among two major approaches, sequencing the whole set of genome and later assigning different regions in sequence with functions is called: | B – Sequence Annotation |
| 30 | In natural selection, more individuals acquire value other than the mean character value. This indicates: | C – Disruptive selection |
| 31 | Snake venom antibody is the antibody prepared against snake venom is the example of which type of immunisation? | C – Passive immunity |
| 32 | Which group of microbes are acting as biocontrol agents? Select the correct option. | C – Trichoderma, Baculovirus, Bacillus thuringiensis |
| 33 | What is the correct nomenclature for restriction enzyme-1, obtained from Bacillus amyloliquefaciens H? | A – Bam HI |
| 34 | In which kind of population interaction, one species is harmed whereas the other is unaffected? | B – Amensalism |
| 35 | Which two parts of the different plants can be fused for the formation of new plant (somatic hybridisation)? | A – Protoplast |
| 36 | Sparrow eats seeds. Afterwards it eats insects. In which trophic level, sparrow belongs in both situations respectively? | B – Secondary and Tertiary |
| 37 | Oxygen available from nature belongs to which biodiversity conservation category? | B – Broadly utilitarian |
| 38 | Assertion (A): Geitonogamy is genetically similar to autogamy. Reason (R): In geitonogamy pollen grains come from the same plant. | A – Both correct and R explains A |
| 39 | Identify ‘X’, ‘Y’ and ‘Z’ from the given diagram (Seed structure) | B – Seed coat, Endosperm, Cotyledon |
| 40 | The seminiferous tubules of the testis open into ‘X’ through ‘Y’: | D – Vasa efferentia → Epididymis |
GUJCET Chemistry Official Answer Key 2026
The official answer key of GUJCET Biology 2026 exam will be shared by April 7, 2026. An objection window will be activated soon after the provisional key is out, and students will be granted the facility to submit objections. Based on the submitted feedback, a final answer key will be prepared and shared by the GSEB. No corrections will be entertained after the final answer key is out!
GUJCET Biology Official Answer Key: Previous Years’ Trends
As per the previous years’ trends, the answer key of GUJCET is usually released in the first or second weeks of April. The gap days usually range from 3 to 11. Here is an overview of previous years’ trends for GUJCET Biology Official Answer Key:
Year | Exam Date | Answer Key Date | Gap Days |
|---|---|---|---|
2025 | March 23, 2025 | April 1, 2025 | 9 Days |
2024 | March 31, 2024 | April 3, 2024 | 3 Days |
2023 | April 3, 2023 | April 14, 2023 | 11 Days |
GUJCET Biology Good Score 2026
A score above 30+ in Biology is usually considered quite competitive in GUJCET, especially when combined with strong Physics & Chemistry scores. The good score of GUJCET Biology 2026 is mentioned below:
Performance Level | Expected Score Range (out of 40) |
|---|---|
Excellent | 34 – 40 |
Very Good | 28 – 33 |
Good | 22 – 27 |
Average | 16 – 21 |
GUJCET Biology Question Paper Blueprint 2026
The GUJCET Biology 2026 exam is for a total of 40 marks. Each correct attempt carries 1 mark, and 0.25 will be deducted for every incorrect answer. The GUJCET Biology Question Paper Blueprint 2026 is provided below:
Unit / Chapter Group | Expected Questions | Weightage |
|---|---|---|
Human Physiology | 8 – 9 | ~20–22% |
Plant Physiology | 6 – 7 | ~15–17% |
Reproduction | 5 – 6 | ~13–15% |
Genetics & Evolution | 5 – 6 | ~13–15% |
Ecology & Environment | 4 – 5 | ~10–12% |
Biotechnology | 3 – 4 | ~7–10% |
Biology in Human Welfare | 2 – 3 | ~5–7% |
Cell Biology, Biomolecules, Structural Organisation | 1 – 2 | Low |
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