NSO Answer Key 2023-24 SET A has been released by Science Olympiad Foundation (SOF) on November 22. Students can download the answer key for NSO 2023 at sofworld.org. NSO 2023-24 answer key is used to calculate probable scores. The NSO answer key 2023–24 comprises correct answers to all the questions asked in the exam. NSO exam 2023-24 was conducted on October 17, November 21 and December 5, 2023. Below we have provide the link to download the NSO Answer key 2024.
Latest- Click here to download the NSO exam answer key for SET A
NSO Answer Key 2023-24 Download Date
| Event | Dates |
| SOF NSO 2023-24 (Set A Exam) | October 17, 2023 |
| SOF NSO 2023-24 (Set B Exam) | November 21, 2023 |
| SOF NSO 2023-24 (Set C Exam) | December 5, 2023 |
| Release date of NSO SET A answer key | November 22, 2023 |
| Date of NSO SET B answer key | December 2023 |
| Release date of NSO SET C answer key | December 2023 |
| NSO Result Date | January 2024 |
How to Download NSO Answer Key 2023-24?
Students should follow the below mentioned steps to download the NSO 2023-24 answer key
- Click on the above provided link
- Now click on the “SOF NSO ANSWER KEYS SET A“
- The class-wise NSO exam answer key will display on your screen
- Now, click on the download button.
- The answer key of NSO 2023 will be downloaded.
Process to Calculate Scores with NSO answer Key 2023-24
Students should follow the below steps to calculate the scores with the help of NSO 2023-24 answer key-
- Add positive marks for all the correct answers
- There will be no negative marking
Hence, the marks obtained through right answer is the final score.
NSO Marking Scheme 2023-24
| Class | Section | No. of Questions | Marks per Question | Total Marks |
| 1 to 4 | Logical Reasoning | 5 | 1 | 5 |
| Science | 25 | 1 | 25 | |
| Achievers Section | 5 | 2 | 10 | |
| Grand Total | 35 | 40 | ||
| 5 to 10 | Logical Reasoning | 10 | 1 | 10 |
| Science | 35 | 1 | 35 | |
| Achievers Section | 5 | 3 | 15 | |
| Grand Total | 50 | 60 | ||
| 11 & 12 | Physics & Chemistry | 25 | 1 | 25 |
| Achievers Section | 5 | 3 | 15 | |
| Mathematics/Biology | 20 | 1 | 20 | |
| Grand Total | 50 | 60 |
NSO Cutoff 2018 (level 1) for Class 3 to 10
| CLASS | TOTAL MARKS | M1 | M2 | M3 |
| 3rd | 30 | 4 | 22 | 4 |
| 4th | 27 | 5 | 16 | 6 |
| 5th | 40 | 9 | 22 | 9 |
| 6th | 39 | 9 | 24 | 6 |
| 7th | 39 | 9 | 27 | 3 |
| 8th | 37 | 4 | 24 | 9 |
| 9th | 38 | 8 | 21 | 9 |
| 10th | 39 | 5 | 19 | 15 |
NSO Cutoff 2018 (level 1) – Class 11 and 12
| CLASS | TOTAL MARKS | M1 | M2 | M3 | M4 |
| 11th | 30 | 7 | 5 | 9 | 9 |
| 12th | 33 | 5 | 7 | 9 | 12 |
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