exchange sufficient Observe micrographs of beaker of Calculate surface substances. exchange surfaces in plants water area: volume ratios and animals. Make drawings pot perm for different sized Factors affecting the and relate structure to function. crystals objects or using data effectiveness of an about organisms. exchange surface. Produce a mind map to forceps summarise diffusion and agar in test exchange surfaces. tube or agar plates impregnated with UI solution cork borers solutions of acids and alkalis beakers cellulose tubing glucose solution timers test tubes Benedict’s solution and water bath or glucose test strips. Activity: McGraw-Hill Higher Education: 4.1.3.2 Osmosis Define the term 2 Set up a simple osmometer at Make predictions with Demos: ‘osmosis’. the start of the lesson and explanations.
exchange sufficient substances. Factors affecting the effectiveness of an exchange surface. Observe micrographs of exchange surfaces in plants and animals. Make drawings and relate structure to function. Produce a mind map to summarise diffusion and exchange surfaces. Calculate surface area: volume ratios for different sized objects or using data about organisms. beaker of water pot perm crystals forceps agar in test tube or agar plates impregnated with UI solution cork borers solutions of acids and alkalis beakers cellulose tubing glucose solution timers test tubes Benedict’s solution and water bath or glucose test strips. Activity: McGraw-Hill Higher Education: 4.1.3.2 Osmosis Define the term ‘osmosis’. 2 Set up a simple osmometer at the start of the lesson and Make predictions with explanations. Demos:
AQA-8461-SOW-CELLS.DOCX