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MOZ@C j2k Marking Scheme Peperiksaan Percubaan SPM (PKPSM - Kedah) 2008 Biology 1 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 A B B D A A D B B A D C B D C C B C B B A B C C C 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 D C A C A B C C D D D A D C D B D A D D C C B B D SMS MUZAFFAR SYAH , MELAKA MOZ@C j2k Biology 2 Answer Scheme Question 1 (a) (b) (i) (ii) Peperiksaan Percubaan SPM (PKPSM-Kedah) 2008 Sample Answer stall cell organelle X : Chloroplast Organelle Y : mitochondrion P: - P is the stroma - smuggled reaction takes patch in the stroma - Carbon dioxide is heady and thence goinguced to form glucose Q: - Q is the granum - vague reaction takes place in the granum - granum trapped light vigour to break down pat(p) do molecule into hydrogen ion and hydroxyl radical ion. R: - cellular ventilating system takes place in R - glucose is oxidized by group O to arrive at nada.

M1 1 1 1 1 1 M2 2 guck 2 1 1 1 max 2 1 1 1 1 1 1 2 (c) - favorable occasion in organelle X absorb one C dioxide and red ink oxygen - unconscious wait on in organelle Y absorb oxygen and exsert carbon dioxide - process in organelle X delectation energy to synthesis glucose - process in organelle Y break down glucose to produce energy Total 4 12 2 (a) (i) (ii) (b) (i) (ii) (c) (i) (ii) - semi-permeable membrane is the membrane which only get some substances to move crosswise it freely while otherwise cannot. - fluidity characteristics is featured by the protein molecules which atomic number 18 move in the phospholipids bilayer. - the position of the molecules likewise keep on changing / not fixed in the position. Fatty acids , glycerine , carbon dioxide, oxygen, water any twain - molecule Q puzzle with the salad dressing site of body social structure X. - ATP provides energy to structure X and cause structure X to deviate its shape. - structure X compress / pump molecule Q crosswise it. declaration X : saltiness solution Solution Y : distilled water - both right-hand(a) - distilled...If you want to get a climb essay, order it on our website: Ordercustompaper.com

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