2018 P5 SA1 Examination Suggested Answer Set

Errata Sheet

2018 P5 SA1 Examination Paper – Methodist Girls’ School (Q30b)

… This increases the amount of exposed surface area of the food in contact with the saliva….

2018 P5 SA1 Examination Paper – Methodist Girls’ School (Q41e)

Alternative Answer Accepted: The amount of Liquid E collected will decrease. After the red- coloured liquid lost heat to the cooler surrounding air and cooled, the oil floated on top of the red-coloured water. Since evaporation occurs at the surface of liquids, the water in the red-coloured water could no longer evaporate as its surface is covered with oil.

2018 P5 SA1 Examination Paper – Nan Hua Primary School (Q34b)

As the length of the wing-like structure increases, the time the fruit can stay in the air increases.

2018 P5 SA1 Examination Paper – Nan Hua Primary School (Q38c)

i) Decrease the number of coils of wire around the steel rod.
ii) Remove one battery from the circuit.

2018 P5 SA1 Examination Paper – Red Swastika School (Q38a)

Step 3: Thus, electric current passed through the coils of wires around the iron rod,

2018 P5 SA1 Examination Paper – Anglo-Chinese School (Primary) (Q37a)

Diagram Error: Life cycle of a cockroach was missing directional arrowheads. Please take note of the amended diagram: