Q1
Open-ended
1 mark
🖼 Visual
Observe the ice in beaker A. State the process that is happening to the ice. [1]
P5 Science SA1 2025 — Ai Tong
Source: Ai Tong, 2025
This P5 Science SA1 paper from Ai Tong (2025) covers plants, heat and temperature and classification across 11 questions worth 15 marks. Practise Science the way it's tested at P5 level in Singapore, with step-by-step answers on LearnBuddy.
Q1
Open-ended
1 mark
Specimen G is a cross-section of a celery stalk. Observe the specimen. The diagram below shows the magnified view of your specimen.
Name the parts that were stained with colours. [1]
Q2
Structured
2 marks
Observe specimen C and state the seed dispersal method for this fruit. Explain your answer. [2]
Q2
Open-ended
1 mark
What is the function of the parts that were stained with colours? [1]
Q3
MCQ
1 mark
Based on your observation of specimen G, predict the colour(s) of the leaves.
Tick (✓) in one of the boxes below. [1]
Q3
Structured
1 mark
🖼 Visual
In the diagram below, draw circles "o" to show where the water droplets are formed. [1]
Q3
Structured
1 mark
Specimen D is the seed of another type of plant. State one characteristic of specimen D and explain how this characteristic helps the seed to be dispersed far away from its parent plant. [1]
Q4
Structured
2 marks
Both adult plants where specimen C and specimen D came from can be found in a plot of land as shown below.
(i) Draw five "c" in the diagram below to indicate where young plants "c" can be found. [1]
(ii) Draw five "d" in the diagram below to indicate where young plants "d" can be found. [1]
Q4
Open-ended
2 marks
Explain how the water droplets are formed on beaker A. [2]
Q5
Open-ended
1 mark
Measure and record the temperature of the content in beaker A. (Remember to include the correct unit in your answer.) [1]
Temperature of content in beaker A: ____
Q6
Structured
2 marks
Which flower, E or F, is a possible flower of specimen C? Explain your answer. [2]