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 136 - 140 of 351
Hard
. SOF National Science Olympiad (NSO/ISO) · Set C · 2026 . Sample
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Q. 431
What is the process by which plants absorb water from the soil through root hairs called?
Hard
. SOF National Science Olympiad (NSO/ISO) · Set D · 2024 . Sample
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Q. 447
Which part of the eye controls the amount of light entering it by adjusting the size of the pupil?
Easy
. SOF National Science Olympiad (NSO/ISO) · Set B · 2024 . Sample
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Q. 463
What is the name of the female reproductive organs in the human body that produce eggs (ova)?
Medium
. SOF National Science Olympiad (NSO/ISO) · Set D · 2026 . Sample
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Q. 479
In humans, which chromosome combination determines that a child will be male?
Medium
. SOF National Science Olympiad (NSO/ISO) · Set A · 2026 . Sample
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Q. 495
Which plant tissue is responsible for the increase in girth (thickness) of stems and roots?