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P5 Science 2025 — CHIJ WA2 Weighted Assessment
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| Level | P5 (Primary 5) |
| Subject | Science |
| Year | 2025 |
| School | CHIJ |
| Paper type | WA2 Weighted Assessment |
| Total questions | 23 |
| Question format | 15 multiple-choice, 8 open-ended |
| Booklets | Booklet A (MCQ) · Booklet B (open-ended) |
| Original paper | 16-page PDF |
This is the 2025 CHIJ P5 Science WA2 paper, a 23-question exam made up of 15 multiple-choice questions and 8 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
The diagram below shows 2 syringes P and Q containing substances X and Y respectively. The ends of both syringes were then sealed and their plungers were pushed in. It was observed that the plunger in $\mathsf{P}$ could be pushed in slightly but the plunger in $\mathsf{Q}$ could not be pushed in at all. Based on the…
The diagram below shows the water level after a ball of plasticine was placed into a beaker. The same ball of plasticine was taken out of the beaker, cut and reshaped into 2 smaller balls of plasticine of equal volume. Both the smaller balls were then lowered into the beaker of water. Which of the following shows th…
Which of the following is true about the difference between inhaled and exhaled air?
- Inhaled air is warmer than exhaled air.
- Inhaled air has lesser oxygen than exhaled air.
- Inhaled air has lesser nitrogen than exhaled air.
- Inhaled air has lesser water vapour than exhaled air.
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Frequently asked questions
- Is the 2025 CHIJ 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 23 questions in total — 15 multiple-choice and 8 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.