K.C.S.E Biology Q & A - MODEL 2017PP1QN02
Below are diagrams of a cell organelle obtained from different organs of an animal
​(a) (i) For each organelle state an organ in the urinary system where it is likely to be found.
F G (ii) Give a reason for your answers in (a) (i) on page 2. (b) Name the part of the chloroplast where the following reactions occur: (i) Carbon(IV) oxide fixation (ii) Photolysis
answers
(a) (i) F - Kidney;
G - Bladder/Ureter/Urethra; ii) Kidney - active re-absorption of solutes requires more energy; organelle F has more cristae for attachment of more respiratory enzymes producing more energy; Bladder/ureter/urethra does not require as much energy/organelle G has less number of cristae hence fewer respiratory enzymes attached/less energy produced; (b) i) Stroma; ii) Grana/granurn; |
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