P4 Science · Topic 2: Human Systems · 174 questions · difficulty D1–D3 · Singapore syllabus-aligned
Sample questions
SAMPLE 1
Which two statements about a system are true?
A All of its parts are exactly the same.
B Its parts can have different jobs.
C Its parts work together to carry out an overall function.
D Its parts work on their own to carry out the same function.
A B, C and D only
B B only
C A, B and C only
D B and C only
SAMPLE 2
Which statements about the systems in the human body are true?
A Each system carries out important functions.
B Only one system is needed to keep a person alive.
C Different parts of a system have specific functions.
D Systems never work together.
A A only
B A, B and C only
C C only
D A and C only
SAMPLE 3
The classification chart sorts systems into two groups. Group X has the solar system and a squirrel. Group Y has a lorry and a computer. Which of these belongs in group X?
A A fern
B A washing machine
C A fan
D A calculator
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