Download and practise with this ZIMSEC O-Level Combined Science Paper 1 2023 question paper. Useful for exam revision, past paper practice, and preparation in Zimbabwe.
A free account is needed to download. Sign in or create one
Answers: Combined Science Paper 1 Marking Scheme 2023
This is the ZIMSEC O-Level Combined Science question paper for Paper 1 from 2023. Use it for exam practice under timed conditions, then check your work against the marking scheme. See the marking scheme.
PAPER 1-2023
1 Which part of a cell is found in both plant and animal cells?
A cell membrane
B vacuole
C cell sap
D cell wall
2 The diagram shows the internal structure of the root of a dicotyledonous plant.
Part $\mathbf{X}$ is the
A cortex.
B xylem.
C phloem.
D epidermis.
3 A manual worker's diet must contain a higher proportion of
A fibre.
B iodine.
C vitamin D.
D carbohydrates.
4 In an ecosystem, a zebra feeds on grass, a lion feeds on the zebra and a vulture feeds on the lion.
The lion is a
A producer.
B primary consumer.
C secondary consumer.
D tertiary consumer.