Page 55 - Ranger SPM 2022 - Science
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Science SPM  SPM Model Paper
                 9.  Figure  9 shows  fresh milk  that
                    has undergone  a food processing
                    technology.

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                                 MILK

                                                                                     [3 marks]
                              Figure 9
                    (a)  Based on Figure 9, state the food    10.  Figure 10 shows the apparatus set-
                        processing technology used.         up for a process used in metal
                                             [1 mark]       electroplating.

                                                                         Batteries
                    (b)  State one advantage of using the
                        food processing technology  in
                        9(a).                                  Copper     +    –
                                             [1 mark]          strip
                                                               Electrolyte          Key
                    (c)  Explain the method of food
                        processing stated in 9(a).                     Figure 10
                                             [1 mark]
                                                             (a)  Based  on Figure  10, name  the
                    (d)  State  one  other type  of  food       process.
                        produced   using  the   food                                  [1 mark]
                        processing technology in 9(a).
                                             [1 mark]        (b)  State  the  changes that  occur at
                                                                the anode and the cathode.
                    (e)  You are one of the participants                             [2 marks]
                        at a camp organised  by the
                        school.  In a living  skills  activity,        (c)  State the electrolyte used in the
                        you are given a pizza box, some         electroplating process.
                        aluminium foil and a piece of black                           [1 mark]
                        paper to cook some sausages for
                        your meal.                           (d)  During an electricity  breakdown,
                        Design  a solar oven using the          you can use materials  from the
                        materials   given.   Label   your       kitchen to  generate electricity
                        diagram.                                from chemical energy.  You are
                                                                given a lemon, an iron nail, a
                                                                sheet of zinc, some wires  and a
                                                                bulb.






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