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SOF IEO Answer Key 2025-26, Check SET A, B, C Answer Key PDF for Class 1 to 12
Upcoming Event
IEO Exam Date:26 Sep' 2025 - 26 Sep' 2025
The Science Olympiad Foundation (SOF) will release the IEO answer key 2025-26 for Level 1 in October, November, and December 2025, for Sets A, B, and C, respectively. The SOF IEO exam level 1 will be held on September 26, November 11, and November 26, 2025, respectively, for Sets A, B, and C. The foundation will publish the IEO 2025-26 level 1 answer keys in PDF format. The IEO Level 2 exam will be conducted in February 2026. The Olympiad Foundation will also release the IEO cut-off for classes 1 to 12 in March 2026.
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.
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 Answer Key Dates
| 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 | October 2025 (Set A) November 2025 (Set B) December 2025 (Set C) |
| IEO Result Level 1 | December 2025 |
| IEO exam date level 2 | February 2026 |
| 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 Set 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
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 checking the IEO syllabus 2025-26 thoroughly, students should go through the design of the question paper and pattern of IEO 2025-26. Check out the following table to learn more about it.
SOF IEO Exam Pattern 2025-26
SOF IEO | ||||
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
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 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 |
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Frequently Asked Questions (FAQs)
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 in February 2026.
Q: When will IEO answer key 2025-26 for set A, B, and C be released?
A:
IEO Set A, B, and C answer keys PDF will be released in October, November, and December 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: 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: What type of questions come in IEO exam?
A:
The SOF IEO question paper have objective type questions.
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On Question asked by student community
Have a question related to IEO ?
Hello,
As of March 3, 2025, the Kerala Public Service Commission (PSC) has not yet released the results for the Industries Extension Officer (IEO) exam conducted on February 18, 2025.
Key updates:
-
The official answer key was published on February 18, 2025.
-
Candidates can use the answer key to estimate their scores.
-
The Kerala PSC will announce the official results after evaluating the answer sheets.
Hope you find it useful !
According to previous year information, the results for the SOF IEO Set C are expected to be announced sometime in December 2024. You can check the official Science Olympiad Foundation website for the latest updates on the exact date.
Whenever the results are out you can get updates here so it is recommended that visit the link daily to know the result announcements.
https://school.careers360.com/articles/ieo-result
All the best
Hello aspirant,
There are two phases or levels to the Science Olympiad Foundation's International English Olympiad exam. Students in classes 1 through 12 take Level 1, while those in classes 3 through 12 take Level. Only students who pass the level 1 exam are eligible to take the level 2 exam.
In November 2024, the IEO level 1 results for all courses will be made public.
For complete information, you can visit our site through following link:
https://school.careers360.com/articles/ieo-result
Thank you
Hello,
You can see the answers key of IEO class-6 2024-2025 on the following website : https://school.careers360.com/articles/ieo-answer-key
Hope it helps !
Hello there,
There are many entrance examination being held for varied course across the nation every year. Thus, the demand for coaching has been increasing significantly with the coming years. For national level entrances, you will find a ton of online as well as offline coaching. However, from your question, it is unclear which entrance's coaching you want to join. Kindly mention the name of the exam, and I will sharing all the related information.
Best regards.
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