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What is photosynthesis? When light energy powers this process in which carbon dioxide and water and combined to make glucose.
What are the levels of organization in organisms? Cells, tissues, organs, systems
What does xylem and phloem do in a plant? Transport fluids throughout the plant.
How does carbon dioxide enter a leaf? Leaves contain air spaces that are connected to the external environment by stomata.
What are lenticels? Openins in the bark of woody plants allowing gas exchange between the environment and the living cells below the bark.
Is Lindsay very distracted and thought provoked at this moment? YESSS!!!
What is the evaporation of water from leaves called? Transpiration.
How does transpiration work? Palisade and spongy tissue cells are coated with a thin layer of water. The water evaporates, saturating the air spaces within the leaf with water vapour. As air diffuses out of the stomata, some of that water is lost.
What controls the amount of gas exchange and transpiration in a plant? The size of the stomata.
What allows water to move in and out of the guard cells? osmosis.
What is turgor pressure? Water pressure within plant cells that allows them to stay upright.
What does the stomata allow to diffuse through the leaf? Carbon dioxide, oxygen, and water vapour.
When do plants consume and produce carbon dioxide? Plant cells produce carbon dioxide during cellular respiration and consume carbon dioxide during photosynthesis.
Created by: lindzeekins
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