You can download the SOF NSO answer keys from the official website i.e., www.sofworld.org (http://www.sofworld.org) . If you can not find the link for answer keys, For your reference, I am providing you the direct link to download the answer keys for each set:

Set A: http://www.sofworld.org/sof-nso-answer-keys-set-2019

Set B: http://www.sofworld.org/sof-nso-answer-keys-set-b-2019

Set C: http://www.sofworld.org/sof-nso-answer-keys-set-c-2019

National Science Olympiad

Answer Key | Eligibility | Application | Exam Pattern | Result | Cutoff | Admit Card

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