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P5 Science 2021 — MGS CA2 Weighted Assessment
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| Level | P5 (Primary 5) |
| Subject | Science |
| Year | 2021 |
| School | MGS |
| Paper type | CA2 Weighted Assessment |
| Total questions | 12 |
| Question format | 6 multiple-choice, 6 open-ended |
| Booklets | Booklet A (MCQ) · Booklet B (open-ended) |
| Original paper | 8-page PDF |
This is the 2021 MGS P5 Science CA2 paper, a 12-question exam made up of 6 multiple-choice questions and 6 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 three electrical circuits below carefully. In which of the circuits (A, B or C) will the bulb light up?
- A and C only
- A and B only
- B and C only
- A, B and C
Gopal set up three electrical circuits using identical batteries and bulbs which are working properly. One bulb in each circuit is labelled as A, B and C respectively. Which one of the following shows the correct order of bulb brightness from the brightest to the dimmest?
Chee Meng set up four electrical circuits as shown below. The batteries and bulbs are all identical and working properly. Which bulb would light up after Chee Meng removes bulb X from each of the circuits?
- A
- B
- C
- D
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Frequently asked questions
- Is the 2021 MGS 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 12 questions in total — 6 multiple-choice and 6 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.