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 4241 - 4245 of 5614
Hard
. SOF National Science Olympiad (NSO/ISO) · NSO Level 1 · 2026 . Sample
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Q. 427
What is the functional unit of the kidney called?
Easy
. SOF National Science Olympiad (NSO/ISO) · NSO Level 1 · 2025 . Sample
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Q. 428
Which organ in the human digestive system produces bile?
Medium
. SOF National Science Olympiad (NSO/ISO) · NSO Level 1 · 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) · NSO Level 1 · 2024 . Sample
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Q. 430
What is the main nitrogenous waste product excreted by humans?
Hard
. SOF National Science Olympiad (NSO/ISO) · NSO Level 1 · 2026 . Sample
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Q. 431
What is the process by which plants absorb water from the soil through root hairs called?