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 4206 - 4210 of 5614
Medium
. SOF National Science Olympiad (NSO/ISO) · NSO Level 1 · 2024 . Sample
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Q. 392
What is the pH range of acidic solutions?
Hard
. SOF National Science Olympiad (NSO/ISO) · NSO Level 1 · 2024 . Sample
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Q. 393
Plaster of Paris is chemically known as which of the following?
Easy
. SOF National Science Olympiad (NSO/ISO) · NSO Level 1 · 2026 . Sample
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Q. 394
Which of these is used to test for the presence of carbon dioxide gas?
Medium
. SOF National Science Olympiad (NSO/ISO) · NSO Level 1 · 2025 . Sample
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Q. 395
What is the pH of a neutral solution such as pure water?
Medium
. SOF National Science Olympiad (NSO/ISO) · NSO Level 1 · 2024 . Sample
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Q. 396
Which gas is produced when a metal reacts with a dilute acid?