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Photosynthesis

Junior Cert Science

QuestionAnswer
What is the name of the process by which plants make their food Photosynthesis
What do you call the green chemical in plants Chlorophyll
What do you call the structure in the cell in which chlorophyll in present Chloroplast
What do you call the tiny openings present on the leafs surface Stomata
What passes through the openings in the leaf Air and water
What gas is needed for photosynthesis to take place Carbon dioxide
What gas is made in photosynthesis Oxygen
Along with the gas, what else is needed for photosynthesis to take place Water and sunlight
What is made in photosynthesis Glucose and Oxygen
What is the name of the cells that carry food (glucose) in plants Phloem cells
What is the name of the cells that carry water in plants Xylem cells
What is glucose converted to in plants Starch
When testing a leaf for starch why does the leaf have to be boiled for 1 minute at the start To kill it
When testing a leaf for starch why is it put in methylated spirits To remove chlorophyll
When testing a leaf for starch why is it put back into the boiling water To soften it
What colour is the leaf before adding iodine White
What colour is the leaf after adding iodine Blue/Black
What is the word equation for photosynthesis carbon dioxide +water + light -> glucose + oxygen
Created by: Teacher Amrein