Transpiration 0.0 / 5 ? BiologyTranspirationGCSEAQA Created by: Keira LeighCreated on: 28-06-20 09:50 What is a Xylem Columns of dead cells (thick and strengthened cellulose cell wall with a hollow lumen) which transport water from the roots to the shoot and leaves. 1 of 8 What is a phloem Columns of living cells in the stem that transport sugars up and down the stem. 2 of 8 What is transpiration Movement of water and minerals from the roots to the shoot and leaves. 3 of 8 what is translocaton Movement of food substances (sugars) up and down stems to growing and storage tissues. 4 of 8 what is humidity The amount of water vapour in the air. 5 of 8 what is diffusion Random movement of particles from a high to low concentration. 6 of 8 what is evaporation When a liquid is turned into a gas. This is how water leaves the plant via the stomata in the leaves. 7 of 8 what is the stomata Pores on the leaves of plants which allow gas exchange with the environment. They can open or close depending on conditions. 8 of 8
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