Previous Year Questions

Practice Questions

Browse and practice real questions from previous scholarship exams. Use filters to narrow down by year, subject, or exam.

Displaying 246 - 250 of 351
Medium
. SOF National Science Olympiad (NSO/ISO) · Set A · 2025 . Sample
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Q. 429
What is the respiratory pigment present in human red blood cells that carries oxygen?
Medium
. SOF National Science Olympiad (NSO/ISO) · Set D · 2026 . Sample
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Q. 445
Which part of the human brain is responsible for maintaining posture and balance?
Medium
. SOF National Science Olympiad (NSO/ISO) · Set C · 2026 . Sample
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Q. 461
What is the transfer of pollen grains from the anther to the stigma called?
Hard
. SOF National Science Olympiad (NSO/ISO) · Set B · 2026 . Sample
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Q. 477
What is the term for a change in the DNA sequence of an organism that can introduce new variations?
Hard
. SOF National Science Olympiad (NSO/ISO) · Set A · 2026 . Sample
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Q. 493
Which organelle is responsible for synthesising proteins within the cell?