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SOF IEO Answer Key 2025-26 Out, Check SET A, B, C Answer Key PDF for Class 1 to 12
The Science Olympiad Foundation (SOF) released the IEO answer key 2025-26 for Level 1 Set C on December 22, 2025. The SOF IEO Set A and Set B answer keys were released on November 3 and December 16, 2025, respectively. The SOF IEO exam level 1 was held on September 26, 2025 (Set A), November 11, 2025 (Set B), and November 26, 2025 (Set C). The foundation published the IEO 2025-26 level 1 answer keys in PDF format. Students can click on the link to check and download the SOF IEO answer keys. The Olympiad Foundation released the IEO cut-off for classes 3 to 12 on January 2, 2026.
SOF IEO Set C Answer Keys 2025-26
This Story also Contains
- SOF IEO Answer Key 2025-26 Dates
- How to Download the SOF IEO Answer Key 2025-26?
- SOF IEO Answer Key 2025-26
- Exam Pattern of SOF IEO 2025-26
The IEO Level 2 exam will be conducted on February 8, 2026, for all regions except Maharashtra, and on February 15, 2026, for Maharashtra only. SOF publishes the IEO answer key 2025-26 on its official website at sofworld.org. The IEO answer key for classes 1 to 12 is published through separate PDFs. Students can calculate their probable scores with the help of the IEO answer key 2025-26. Read the article to learn more about the IEO answer key 2025-26, previous years’ IEO answer keys, details of the final IEO result 2025-26, IEO exam pattern and more.
SOF IEO Answer Key 2025-26 Dates
Students can refer to the following table for information about important dates related to the release of the IEO 2025-26 answer key and other details. It is important to keep track of sofworld.org IEO answer key events to stay on track.
| SOF IEO Events | Important Dates |
|---|---|
| IEO Level 1 Exam Dates | September 26, 2025 (Set A) November 11, 2025 (Set B) November 26, 2025 (Set C) |
| IEO answer key release date 2025-26 | November 3, 2025 (Set A) December 16, 2025 (Set B) December 22, 2025 (Set C) |
| IEO cut-off | January 2, 2026 |
| IEO Result Level 1 | January 2, 2026 |
| IEO exam date level 2 (Domestic) | February 8, 2026 (for all regions except Maharashtra) February 15, 2026 (for Maharashtra only) |
| IEO exam date level 2 (International) | February 9 to 20, 2026 (Hybrid mode) |
| IEO Result Level 2 | March 2026 |
How to Download the SOF IEO Answer Key 2025-26?
Follow the steps given below to know the process of downloading SOF IEO answer keys for Sets A, B, and C and calculate your probable scores in the International English Olympiad:
- Step 1: Visit the official IEO answer key website at sofworld.org
- Step 2: Click on the option ‘SOF Answer Key and Cut off 2025-26’
- Step 3: Click on the link of IEO 2025-26 answer key, Set A, Set B, Set C.
- Step 4: Download the SOF answer key in PDF Format for the respective class.
- Step 5: Calculate your scores by adding up the marks for the correct answer.
Check - Other SOF Answer Key Links
SOF IEO Answer Key 2025-26
Students can check out the table below to get the set-wise SOF IEO answer keys for A, B, and C. Download the PDFs.
| IEO Level 1 Answer Key Name | Set-A | Set-B | Set-C |
|---|---|---|---|
| IEO Class 1 Answer Key | Click here | Click here | Click here |
| IEO Class 2 Answer Key | Click here | Click here | Click here |
| IEO Class 3 Answer Key | Click here | Click here | Click here |
| IEO Class 4 Answer Key | Click here | Click here | Click here |
| IEO Class 5 Answer Key | Click here | Click here | Click here |
| IEO Class 6 Answer Key | Click here | Click here | Click here |
| IEO Class 7 Answer Key | Click here | Click here | Click here |
| IEO Class 8 Answer Key | Click here | Click here | Click here |
| IEO Class 9 Answer Key | Click here | Click here | Click here |
| IEO Class 10 Answer Key | Click here | Click here | Click here |
| IEO Class 11 Answer Key | Click here | Click here | Click here |
| IEO Class 12 Answer Key | Click here | Click here | Click here |
Official IEO Answer Key 2024-25 for Level 1 Exam (Set-A, B and C)
| IEO Level 1 Answer Key Name | Set-A | Set-B | Set-C |
|---|---|---|---|
| IEO Class 1 Answer Key | Download here | Download here | Download here |
| IEO Class 2 Answer Key | Download here | Download here | Download here |
| IEO Class 3 Answer Key | Download here | Download here | Download here |
| IEO Class 4 Answer Key | Download here | Download here | Download here |
| IEO Class 5 Answer Key | Download here | Download here | Download here |
| IEO Class 6 Answer Key | Download here | Download here | Download here |
| IEO Class 7 Answer Key | Download here | Download here | Download here |
| IEO Class 8 Answer Key | Download here | Download here | Download here |
| IEO Class 9 Answer Key | Download here | Download here | Download here |
| IEO Class 10 Answer Key | Download here | Download here | Download here |
| IEO Class 11 Answer Key | Download here | Download here | Download here |
| IEO Class 12 Answer Key | Download here | Download here | Download here |
Official IEO Answer Key 2023-24 for Level 1 Exam (Set A, B and C)
| IEO Level 1 Answer Key Name | Set-A | Set-B | Set-C |
|---|---|---|---|
| IEO Class 1 Answer Key | Download here | Download here | Download here |
| IEO Class 2 Answer Key | Download here | Download here | Download here |
| IEO Class 3 Answer Key | Download here | Download here | Download here |
| IEO Class 4 Answer Key | Download here | Download here | Download here |
| IEO Class 5 Answer Key | Download here | Download here | Download here |
| IEO Class 6 Answer Key | Download here | Download here | Download here |
| IEO Class 7 Answer Key | Download here | Download here | Download here |
| IEO Class 8 Answer Key | Download here | Download here | Download here |
| IEO Class 9 Answer Key | Download here | Download here | Download here |
| IEO Class 10 Answer Key | Download here | Download here | Download here |
| IEO Class 11 Answer Key | Download here | Download here | Download here |
| IEO Class 12 Answer Key | Download here | Download here | Download here |
Official IEO Answer Key 2022-23 for Level 1 Exam (Set A, B and C)
| IEO Level 1 Answer Key Name | Set-A | Set-B | Set-C |
|---|---|---|---|
| IEO Class 1 Answer Key | Download here | Download here | Download here |
| IEO Class 2 Answer Key | Download here | Download here | Download here |
| IEO Class 3 Answer Key | Download here | Download here | Download here |
| IEO Class 4 Answer Key | Download here | Download here | Download here |
| IEO Class 5 Answer Key | Download here | Download here | Download here |
| IEO Class 6 Answer Key | Download here | Download here | Download here |
| IEO Class 7 Answer Key | Download here | Download here | Download here |
| IEO Class 8 Answer Key | Download here | Download here | Download here |
| IEO Class 9 Answer Key | Download here | Download here | Download here |
| IEO Class 10 Answer Key | Download here | Download here | Download here |
| IEO Class 11 Answer Key | Download here | Download here | Download here |
| IEO Class 12 Answer Key | Download here | Download here | Download here |
Exam Pattern of SOF IEO 2025-26
In the table below, students can find the exam pattern of the IEO exam 2025-26. Students of classes 1 to 12 are eligible to appear in the IEO exam 2025-26. After thoroughly reviewing the IEO syllabus 2025-26, students should examine the design of the question paper and the pattern of IEO 2025-26. Refer to the following table for more information.
SOF IEO Exam Pattern 2025-26
Classes | Section | No. of Questions | Marks/Question | Total Marks |
|---|---|---|---|---|
1st to 4th | Word and Structure Knowledge | 15 | 1 | 15 |
Reading | 10 | 1 | 10 | |
Spoken and Written Expression | 5 | 1 | 5 | |
Achievers Section | 5 | 2 | 10 | |
Grand Total | 35 | 40 | ||
5th to 12th | Word and Structure Knowledge | 30 | 1 | 30 |
Reading | 10 | 1 | 10 | |
Spoken and Written Expression | 5 | 1 | 5 | |
Achievers Section | 5 | 3 | 15 | |
Grand Total | 50 | 60 |
IEO Result and Cut-Off Scores
The foundation released the SOF IEO cut-off 2025-26 on January 2, 2026. Science Olympiad releases the SOF IEO level 1 cut-off and IEO results in 2025-26 in online mode through the official website. The IEO Cutoff scores vary for each academic year. In the table below, students can find the cut-off scores of IEO 2023-24. Students should also note that cut-off scores are not provided for students of classes 1 and 2, as SOF IEO is a single-level exam for them.
SOF IEO Level 1 Cut-Off 2025-26 - Top 5%
| Class | Total Marks | Achievers Section [M4] | Word And Structure Knowledge [M1] | Reading [M2] | Spoken And Written Expression [M3] |
|---|---|---|---|---|---|
| 3 | 31 | 6 | 10 | 10 | 5 |
| 4 | 34 | 8 | 11 | 10 | 5 |
| 5 | 45 | 12 | 21 | 7 | 5 |
| 6 | 43 | 12 | 21 | 7 | 3 |
| 7 | 42 | 9 | 22 | 7 | 4 |
| 8 | 46 | 15 | 21 | 7 | 3 |
| 9 | 46 | 9 | 26 | 8 | 3 |
| 10 | 43 | 9 | 21 | 9 | 4 |
| 11 | 45 | 9 | 23 | 9 | 4 |
| 12 | 46 | 12 | 22 | 9 | 3 |
SOF I.E.O 1st Level Cut-Off 2023-24 - Top 5%
| Class | Total Marks | Achievers Section | Word And Structure | Reading | Spoken And Written |
|---|---|---|---|---|---|
| 3 | 33 | 8 | 11 | 10 | 4 |
| 4 | 35 | 8 | 13 | 10 | 4 |
| 5 | 43 | 9 | 21 | 10 | 3 |
| 6 | 46 | 9 | 24 | 8 | 5 |
| 7 | 45 | 9 | 23 | 9 | 4 |
| 8 | 48 | 12 | 23 | 9 | 4 |
| 9 | 49 | 12 | 24 | 9 | 4 |
| 10 | 47 | 9 | 23 | 10 | 5 |
| 11 | 48 | 12 | 27 | 4 | 5 |
| 12 | 47 | 9 | 23 | 10 | 5 |
Frequently Asked Questions (FAQs)
Q: Where can I download the IEO 2025-26 answer key from?
A:
IEO SOF answer keys for sets A, B and C can be procured from the official website at sofworld.org.
Q: When will IEO answer key 2025-26 for set A, B, and C be released?
A:
The SOF IEO Set A, Set B, and Set C answer keys were released on November 3, December 16, and December 22, 2025, respectively.
Q: What is the IEO Cut off 2025-26?
A:
Cut offs are the minimum marks needed to obtain in the exam to get selected for the next level. The cutoff varies as per class.
Q: Will the IEO answer key 2025-26 be released for all sets on the same day?
A:
IEO 2025-26 answer key for sets A, B and C are released on separate dates.
Q: What type of questions come in IEO exam?
A:
The SOF IEO question paper have objective type questions.
Q: When will the foundation conduct the SOF IEO level 2 exam 2025-26?
A:
The SOF will conduct the IEO exam 2025-26 for level 2 on February 8, 2026, for all regions except Maharashtra, and on February 15, 2026, for Maharashtra only.
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Questions related to IEO
On Question asked by student community
Have a question related to IEO ?
Hello Rehan
- To download the admit card of IPE,NSO,IMO,SFO you should visit the official site of sof world
- Then you can choose the specific exam and level
- Enter your roll no. And security code
- You can download your admit card.
https://school.careers360.com/articles/sof-admit-card
You can visit this site for more details
I
Is 41 out of 60 a good score in IEO for Class 6?
Yes, 41 out of 60 is a good score in IEO for Class 6. It shows a strong understanding of the syllabus. Final selection or medals depend on the cut-off decided by SOF, which varies every year
Hello,
Yes, a score of 56.7% may be sufficient to qualify for level 2 of the SOF IEO, but it's not guaranteed, as qualification depends on several relative performance criteria, not a fixed score. SOF doesn't use universal pass marks.
I hope it will clear your query!!
Hello,
No. 40 marks out of 60 does not guarantee qualification for Level 2 of SOF IEO 2025–26.
SOF does not use a fixed cut-off. Selection for Level 2 depends on rank , not only marks.
You qualify for Level 2 if
any one
of these is met:
• Top
Hello,
Here you can access Class 5 IEO (International English Olympiad) SET-B answer key from the mentioned link below:
https://school.careers360.com/articles/ieo-answer-key
Hope it helps.
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