Transpiration (AQA GCSE Biology Combined Science): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is transpiration?
What is transpiration?
Water absorbed by roots, up plant, evaporates from leaves
By which process does water enter root hair cells from the soil?
By which process does water enter root hair cells from the soil?
Osmosis
Which vessels transport water from the roots to the leaves?
Which vessels transport water from the roots to the leaves?
Xylem
From which cells does water evaporate inside the leaf?
From which cells does water evaporate inside the leaf?
Spongy mesophyll cells
How does increased light intensity affect transpiration rate?
How does increased light intensity affect transpiration rate?
Increases it as stomata open wider
Why does high humidity lower the rate of transpiration?
Why does high humidity lower the rate of transpiration?
Air saturated, reducing concentration gradient
How does increased wind speed affect transpiration?
How does increased wind speed affect transpiration?
Removes humid air, increasing rate
How does transpiration help cool a plant?
How does transpiration help cool a plant?
Water evaporation cools the leaves
What is turgor pressure?
What is turgor pressure?
Cell contents pressure against cell wall
What does a potometer measure?
What does a potometer measure?
Rate of transpiration via water uptake