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Investigating water relations in two different plant tissues
- Words:
- 3784
- Submitted:
- Mon Mar 02 2009
- Mark submitted by Author:
Have a little read: ... A-Level Biology Coursework: Investigating Water Relations In Two Different Plant Tissues Ying-Jun Ng Equipment used in practical * 0.1mol dm-3 Hydrochloric acid * 2 plant tissues (swede & potato) * 4 test tubes * 5x100ml beakers containing 6 different sucrose solutions * 6" ruler * 6 toothpicks * 12 boiling tubes & boiling tube covers * 50cm3 measuring cylinder * 80oC Water bath * Benedict's solution * Blotting paper/paper tile * Chinagraph pencil * Distilled water * Dropping pipette * Filter paper * Iodine solution * Litmus paper * Pestle and mortar * pH indicator chart * Sand * Scalpel * Scissors * Sharp knife * Sodium hydrogen carbonate * Spatula * Stop clock * Top balance (2dp) * White tiles Table I: Results table to show the appearance of potato and swede chips after being submerged in six different sucrose solution concentrations for 24 hours Sucrose solution concentration (Mol dm-3) Potato chip Appearance of potato chips after immersion Swede chip Appearance of Swede chips after immersion 0.0 (distilled water) 1 & 2 Very turgid 1 & 2 Very turgid 0.2 1 & 2 Turgid 1 & 2 Turgid 0.4 1 & 2 Semi turgid, similar
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