AQA GCSE Biology - Transport in Cells Exam Questions and Answers

AQA GCSE Biology - Transport in Cells Exam Questions and Answers Diffusion - Answer️️ -The movement of particles from an area of high concentration to an area of low concentration Cell Membrane - Answer️️ -An envelope that surrounds the cell and lets substances in and out Particles - Answer️️ -Everything is made of these and in a liquid or a gas these are free to move around Solution - Answer️️ -Something can dissolve in a liquid to make this. For example sugar can dissolve in water to give a sugar ___________ Oxygen - Answer️️ -This gas is needed by all living things for respiration. All cells need this and it is carried in the blood to all parts of the body Carbon Dioxide - Answer️️ -This is a waste product of respiration and needs to be removed from tissues in the body. It is removed by the blood and breathed out of the lungs Urea - Answer️️ -This is a waste product made in the body and needs to be removed from cells and the blood. It is removed by the kidneys and excreted as urine Blood Plasma - Answer️️ -The liquid part of the blood which contains water, sugar, salt, carbon dioxide and urea Excretion - Answer️️ -Getting rid of waste made by the body. E.g. Urea in the urine