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P5 Science 2020 — Catholic High SA2 Semestral Assessment 2
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| Level | P5 (Primary 5) |
| Subject | Science |
| Year | 2020 |
| School | Catholic High |
| Paper type | SA2 Semestral Assessment 2 |
| Total questions | 41 |
| Question format | 26 multiple-choice, 15 open-ended |
| Booklets | Booklet A (MCQ) · Booklet B (open-ended) |
| Original paper | 37-page PDF |
This is the 2020 Catholic High P5 Science SA2 paper, a 41-question exam made up of 26 multiple-choice questions and 15 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
Study the diagram below. Which of the following represents A, B, C and D?
- animal / mushroom / fern / flowering plant
- mushroom / fern / bacteria / flowering plant
- bacteria / animal / fern / flowering plant
- bacteria / mushroom / animal / mushroom
Yusit made a game using the objects shown below. The lower end of the bar was used for catching a toy. Rod X could catch toys A and C only. Rod Y could catch toys A and B only. Which of the following shows the bars for rods X and Y?
Study the set-up below. The water in containers A and B were poured into container C. What was the temperature of water in containers A and B at first, and in container C?
- container A: 5°C / container B: 80°C / container C: 85°C
- container A: 15°C / container B: 90°C / container C: 70°C
- container A: 15°C / container B: 75°C / container C: 20°C
- container A: 80°C / container B: 20°C / container C: 60°C
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More Catholic High papers
2025 P6 Science — Catholic HighSA2 Preliminary Examination · 40 questions2025 P6 Science — Catholic HighWA1 Non-Weighted Assessment · 11 questions2025 P6 Science — Catholic HighWA2 Weighted Assessment · 13 questions2025 P6 Chinese — Catholic HighSA2 Preliminary Examination · 40 questions2025 P6 Chinese — Catholic HighWA1 Assessment · 28 questions2025 P6 Chinese — Catholic HighWA2 Assessment · 11 questions
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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 2020 Science papers
2020 P5 Science — ACS JuniorCA2 Weighted Assessment · 21 questions2020 P5 Science — ACS JuniorSA2 Semestral Assessment 2 · 41 questions2020 P5 Science — Ai TongSA2 Semestral Assessment 2 · 41 questions2020 P6 Science — Henry ParkSA2 Preliminary Examination · 41 questions
Frequently asked questions
- Is the 2020 Catholic High 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 41 questions in total — 26 multiple-choice and 15 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.