sausages (two of membrane to where solution, placed in beakers of on the mass of plant water and two of water is less water or sugar solution. tissue. sugar solution). concentrated (because Observe and explain the Biology AT 1, 3 and 5 the solute concentration Observation activity effects of water and is higher). materials: concentrated salt solution on cells of onion/beetroot/rhubarb. living plant cells: Use a to show osmosis or onion/beetroot/ get pupils to make a model. rhubarb microscopes Watch a computer simulation slides of osmosis in plant and animal coverslips cells. water Watch a video clip of osmosis concentrated in blood cells. solution Pupils research online 'osmotic pipettes power as a source of blotting paper. renewable energy'. Report to the class define, describe, – Model materials: explain, evaluate. clear plastic box MS 4a, 4b, 4c, 4d plasticine for membrane Plot, draw and interpret different balls appropriate graphs. for water and MS 1c solute. Calculate percentage gain and loss of mass. Video clip:
membrane to where water is less concentrated (because the solute concentration is higher). solution, placed in beakers of water or sugar solution. Observe and explain the effects of water and concentrated salt solution on cells of onion/beetroot/rhubarb. Use a to show osmosis or get pupils to make a model. Watch a computer simulation of osmosis in plant and animal cells. Watch a video clip of osmosis in blood cells. Pupils research online 'osmotic power as a source of renewable energy'. Report to the class – define, describe, explain, evaluate. MS 4a, 4b, 4c, 4d Plot, draw and interpret appropriate graphs. MS 1c Calculate percentage gain and loss of mass. on the mass of plant tissue. Biology AT 1, 3 and 5 sausages (two of water and two of sugar solution). Observation activity materials: living plant cells: onion/beetroot/ rhubarb microscopes slides coverslips water concentrated solution pipettes blotting paper. Model materials: clear plastic box plasticine for membrane different balls for water and solute. Video clip:
AQA-8465-SOW-BBLOCK.DOCX