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How Plants Feed
Reference chapter
Question 5
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Plants lose water through their leaves by transpiration. The loss of water from a potted
geranium plant can be found by measuring its mass regularly. The histogram below shows how much water a plant loses over 24 hours.
Remember: 1 cm3 of water has a mass of 1 gramme.
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1. Why do you think that there is a plastic bag wrapped around the pot and the soil? |
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2. When did the plant lose the most water? |
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3. When did the plant lose the least water? |
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4. How can we explain these results? |
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5. What is the total amount of water lost by the plant in 24 hours? |
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© Paul Billiet & Shirley Burchill 2013
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