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 Form 1 Biology cell physiology questions and answers

The table provided shows the concentration of sodium and iodine in sea water and cell sap of a plant.
figphysiology19620201117.JPG
(a) (i) Name the process through which the plant
cell take up sodium ions.
(ii) Give a reason for your answer in (a) (i) above.
(b) If the plant was sprayed with a chemical that inhibit respiration.
(i) Which of the two ions uptake will be affected?
(ii) Give a reason for your answer in (b) (i) above.

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