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P5 Science 2025 — Nan Hua WA3 Weighted Assessment
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| Level | P5 (Primary 5) |
| Subject | Science |
| Year | 2025 |
| School | Nan Hua |
| Paper type | WA3 Weighted Assessment |
| Total questions | 7 |
| Question format | 5 multiple-choice, 2 open-ended |
| Booklets | Booklet A (MCQ) · Booklet B (open-ended) |
| Original paper | 5-page PDF |
This is the 2025 Nan Hua P5 Science WA3 paper, a 7-question exam made up of 5 multiple-choice questions and 2 open-ended questions. On ChatPSLE you can attempt every question online, get it marked instantly, and ask an AI tutor to explain any answer step by step — instead of just downloading a static PDF.
Topics covered
DiversityCyclesSystemsInteractionsEnergy
Sample questions from this paper
May put a stem with leaves into a beaker of red-coloured water. After one day, she cut the stem. The diagram below shows a cross section of the stem. Which one of the following correctly describes part X?
- food / leaves / all parts of the plant
- food / stem / leaves
- water / leaves / stem
- water / stem / all parts of the plant
Kenneth wanted to find out how his average heart rate will change when he walks up the stairs. For the next three days, he walked up five floors of stairs at the same time each day. After each walk, he measured and recorded his heart rate.
A group of people was trapped in a lift. The graph below shows the changes in the amount of two different gases, G and H, in the lift. Which one of the following correctly identifies gas G and H?
- water vapour / oxygen
- oxygen / nitrogen
- oxygen / carbon dioxide
- nitrogen / water vapour
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Other 2025 Science papers
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Frequently asked questions
- Is the 2025 Nan Hua Science paper free?
- Yes. You can attempt this P5 Science paper online for free on ChatPSLE. A premium plan adds step-by-step worked explanations and unlimited AI tutoring.
- How many questions are in this Science paper?
- It has 7 questions in total — 5 multiple-choice and 2 open-ended.
- Can I get answers and explanations?
- Yes. ChatPSLE marks your answers instantly and its AI tutor explains the reasoning for each Science question, worked out step by step.