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P5 Science 2021 — ACS Junior SA2 Semestral Assessment 2
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| Level | P5 (Primary 5) |
| Subject | Science |
| Year | 2021 |
| School | ACS Junior |
| Paper type | SA2 Semestral Assessment 2 |
| Total questions | 41 |
| Question format | 24 multiple-choice, 17 open-ended |
| Booklets | Booklet A (MCQ) · Booklet B (open-ended) |
| Original paper | 37-page PDF |
This is the 2021 ACS Junior P5 Science SA2 paper, a 41-question exam made up of 24 multiple-choice questions and 17 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
Which is the main reason why bread mould is not considered a plant?
- It reproduces by spores.
- It does not have flowers.
- It is not found in the garden.
- It does not have chlorophyll.
The diagram shows the growth of a seed to a young plant. What are P and Q?
The diagram shows a flowering plant. What are the functions of the parts labelled X, Y and Z?
- To make food for the plant / To take in sunlight for the plant / To transport food to the leaf
- To grow into a new plant / To grow into a fruit / To absorb sunlight for the plant
- To make food for the plant / To hold the plant upright / To absorb water for the plant
- To absorb water for the plant / To store seeds for the plant / To grow into a flower
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Frequently asked questions
- Is the 2021 ACS Junior 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 — 24 multiple-choice and 17 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.