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P6 Science 2021 — Catholic High SA2 Preliminary Examination
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| Level | P6 (Primary 6) |
| Subject | Science |
| Year | 2021 |
| School | Catholic High |
| Paper type | SA2 Preliminary Examination |
| Total questions | 37 |
| Question format | 25 multiple-choice, 12 open-ended |
| Booklets | Booklet A (MCQ) · Booklet B (open-ended) |
| Original paper | 42-page PDF |
This is the 2021 Catholic High P6 Science SA2 Prelim paper, a 37-question exam made up of 25 multiple-choice questions and 12 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 table below shows the different animal groups and their characteristics. Which animal groups are not classified correctly?
- Birds and Fish only
- Birds and Reptiles only
- Amphibians and Birds only
- Amphibians and Reptiles only
Phylis wanted to find out if the different times of the day affect the amount of carbon dioxide water plants produced. She prepared the set-up as shown in the diagram below. She placed the set-up near the window and added a few drops of liquid U to the water. Liquid U changed colour as shown in the table below. What…
Each of the circuits below has an iron rod, a wooden rod and a plastic rod. A 8 C In which of the above circuits will the bulb light up?
- A only
- C only
- A and B only
- None of the circuits
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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
Other P6 Science papers
2025 P6 Science — ACSWA1 Non-Weighted Assessment · 18 questions2025 P6 Science — Ai TongSA2 Preliminary Examination · 40 questions2025 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 Science — CHIJSA2 Preliminary Examination · 41 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 Catholic High Science paper free?
- Yes. You can attempt this P6 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 37 questions in total — 25 multiple-choice and 12 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.