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P5 Science 2021 — Nan Hua SA1 Semestral Assessment 1
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| Level | P5 (Primary 5) |
| Subject | Science |
| Year | 2021 |
| School | Nan Hua |
| Paper type | SA1 Semestral Assessment 1 |
| Total questions | 8 |
| Question format | 4 multiple-choice, 4 open-ended |
| Booklets | Booklet A (MCQ) · Booklet B (open-ended) |
| Original paper | 7-page PDF |
This is the 2021 Nan Hua P5 Science SA1 paper, a 8-question exam made up of 4 multiple-choice questions and 4 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 the flow of blood in a human body. From the information above, which of the following statements are correct? A Organ X is the lungs while organ Y is the heart. B Organ X is the heart while organ Y is the lungs. C Organ Y pumps blood to all parts of the body. D Organ Y pumps oxygen to all par…
Study the following circuits. In which of the following circuits will the bulb light up?
Jamie constructed a circuit using two special switches. Each switch can be turned up or down. Jamie changed the positions of the switches and wrote down his observations. Which of the following circuits, A, B, C or D, will the bulb light up? (1) A and B only (2) A and C only (3) B and C only (4) B and D only
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2025 P5 Science — ACS JuniorSA2 Semestral Assessment 2 · 41 questions2025 P5 Science — ACS JuniorWA1 Non-Weighted Assessment · 7 questions2025 P5 Science — ACS JuniorWA2 Weighted Assessment · 8 questions2025 P5 Science — ACS JuniorWA3 Weighted Assessment · 10 questions2025 P5 Science — ACS PrimarySA2 Semestral Assessment 2 · 41 questions2025 P5 Science — ACS PrimaryWA1 Non-Weighted Assessment · 7 questions
Other 2021 Science papers
2021 P5 Science — ACS JuniorCA2 Weighted Assessment · 13 questions2021 P5 Science — ACS JuniorSA1 Semestral Assessment 1 · 12 questions2021 P5 Science — ACS JuniorSA2 Semestral Assessment 2 · 41 questions2021 P6 Science — Ai TongSA1 Semestral Assessment 1 · 40 questions
Frequently asked questions
- Is the 2021 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 8 questions in total — 4 multiple-choice and 4 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.