Cambridge Secondary Progression Science Paper 1 Stage 9 2024

Science
Cambridge Secondary Progression Science
Paper 1 Stage 9 2024
2024




45 minutes

No additional materials are needed.


INSTRUCTIONS
• Answer all questions.
• Write your answer to each question in the space provided.
• You should show all your working on the question paper.



INFORMATION
• The total mark for this paper is 50.
• The number of marks for each question or part question is shown in brackets [ ].




3146_01_6RP
© UCLES 2024

, 2

1 Look at the diagram of the human excretory (renal) system.

vein E




A




B




C




D

(a) Complete the table to name the parts labelled A, B, C, D and E.

part name of part

A

B

C

D

E

[3]


(b) Urea ammonium nitrate is an organic fertiliser.

What do plants make using nitrates?

[1]


© UCLES 2024 S/S9/01

, 3

2 Methane has a simple structure.

Look at the model of a molecule of methane.

H



H C H




H
key
electron from hydrogen
electron from carbon


(a) How many electrons are in a molecule of methane?

[1]


(b) Write down the type of bonding in a molecule of methane.

Explain your answer.

type of bonding

explanation



[2]


(c) Methane has a simple structure.

Predict one physical property of methane.

[1]




© UCLES 2024 S/S9/01 [Turn over