Ten-Year Series · PSLE 2012
PSLE Science 2012 Answers
The answer key for the PSLE Science 2012 paper (Paper 1): 44 questions, 30 with a free final answer, plus the topic and marks for each. Find the question number in your TYS book and tick it off.
We publish answers only. The questions and diagrams stay in your printed Ten-Year Series (TYS) book, so keep it open beside this page (“see the diagram in your book”).
MCQ answers are option numbers, e.g. (3).
Paper 1
44 questions · 30 free final answers · 100 marks listed
| Q | Answer | Topic / section | Marks |
|---|---|---|---|
| Q1 | (2) | Interactions · AdaptationsMCQ | 2 |
| Q2 | (4) | Diversity · Classifying living thingsMCQ | 2 |
| Q3 | (3) | Systems · Plant vs animal cellsMCQ | 2 |
| Q4 | (1) | Interactions · AdaptationsMCQ | 2 |
| Q5 | (1) | Systems · Plant transport xylem & phloemMCQ | 2 |
| Q6 | (3) | Systems · Human digestive systemMCQ | 2 |
| Q7 | (2) | Interactions · Environmental pollutionMCQ | 2 |
| Q8 | (2) | Diversity · Classifying living thingsMCQ | 2 |
| Q9 | (4) | Cycles · Life cycle of a plantMCQ | 2 |
| Q10 | (3) | Cycles · Plant reproductionMCQ | 2 |
| Q11 | (1) | Cycles · Plant reproductionMCQ | 2 |
| Q12 | (2) | Interactions · Food chainsMCQ | 2 |
| Q13 | (4) | Energy · Forms of energyMCQ | 2 |
| Q14 | (1) | Diversity · Classifying living thingsMCQ | 2 |
| Q15 | (2) | Systems · Plant transport xylem & phloemMCQ | 2 |
| Q16 | (4) | Energy · Heat and temperatureMCQ | 2 |
| Q17 | (4) | Energy · Conservation of energyMCQ | 2 |
| Q18 | (1) | Interactions · MagnetsMCQ | 2 |
| Q19 | (3) | Energy · Heat conductors vs insulatorsMCQ | 2 |
| Q20 | (3) | Systems · Series vs parallel circuitsMCQ | 2 |
| Q21 | (1) | Cycles · Changes of stateMCQ | 2 |
| Q22 | (3) | Energy · Heat and temperatureMCQ | 2 |
| Q23 | (2) | Cycles · Water cycleMCQ | 2 |
| Q24 | (3) | Interactions · ForcesMCQ | 2 |
| Q25 | (3) | Energy · Conservation of energyMCQ | 2 |
| Q26 | (2) | Energy · Light and shadowMCQ | 2 |
| Q27 | (2) | Systems · Series vs parallel circuitsMCQ | 2 |
| Q28 | (4) | Systems · Series vs parallel circuitsMCQ | 2 |
| Q29 | (1) | Interactions · ForcesMCQ | 2 |
| Q30 | (4) | Systems · Series vs parallel circuitsMCQ | 2 |
| Q31 | Model answer in worked solution | Cycles · Life cycles of animalsOpen-ended | 3 |
| Q32 | Model answer in worked solution | Interactions · Environmental pollutionOpen-ended | 3 |
| Q33 | Model answer in worked solution | Cycles · Plant reproductionOpen-ended | 2 |
| Q34 | Model answer in worked solution | Systems · Respiratory systemOpen-ended | 2 |
| Q35 | Model answer in worked solution | Interactions · Food chainsOpen-ended | 4 |
| Q36 | Model answer in worked solution | Interactions · AdaptationsOpen-ended | 4 |
| Q37 | Model answer in worked solution | Energy · Forms of energyOpen-ended | 3 |
| Q38 | Model answer in worked solution | Energy · Heat conductors vs insulatorsOpen-ended | 3 |
| Q39 | Model answer in worked solution | Interactions · ForcesOpen-ended | 2 |
| Q40 | Model answer in worked solution | Diversity · MaterialsOpen-ended | 3 |
| Q41 | Model answer in worked solution | Interactions · MagnetsOpen-ended | 3 |
| Q42 | Model answer in worked solution | Cycles · Water cycleOpen-ended | 3 |
| Q43 | Model answer in worked solution | Energy · Reflection of lightOpen-ended | 2 |
| Q44 | Model answer in worked solution | Energy · Forms of energyOpen-ended | 3 |
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