AQA GCSE COMBINED SCIENCE: SYNERGY Foundation Tier Paper 1 Life and Environmental Sciences Tuesday 16 May 2023

AQA

GCSE
COMBINED SCIENCE: SYNERGY
Foundation TierPaper 1 Life and
Environmental Sciences

Tuesday 16 May 2023

, 2
Do not write
outside the
box
0 1 Figure 1 shows part of the water cycle.


Figure 1


C Cloud




Water vapour A




B Ocean




0 1 . 1 Name processes A, B and C.

Choose answers from the box.
[3 marks]


absorption condensation evaporation

precipitation transpiration




A

B

C




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, 3
Do not write
outside the
box
0 1 . 2 Drinking water can be produced from sea water.

Which process is used to produce drinking water from sea water?
[1 mark]
Tick () one box.


Desalination


Digestion


Screening




0 1 . 3 Why is producing drinking water from sea water expensive?
[1 mark]
Tick () one box.


The process requires energy.


The sea water must be filtered.


The sea water temperature is too high.




Question 1 continues on the next page




Turn over U



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, 4
Do not write
outside the
box
0 1 . 4 Which two processes are used to kill bacteria during the production of
drinking water?
[2 marks]
Tick () two boxes.


Adding chlorine


Exposure to ultraviolet light


Freezing


Grit removal


Sedimentation




0 1 . 5 Why is it important to kill bacteria in water during the production of drinking water?
[1 mark]


8




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