Plant Organ System (AQA GCSE Biology): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is translocation in plants?
What is translocation in plants?
Movement of food in phloem
What is transpiration?
What is transpiration?
Loss of water vapour from leaves & stems
Why does transpiration occur?
Why does transpiration occur?
Consequence of gaseous exchange
What causes water to be pulled up through the xylem?
What causes water to be pulled up through the xylem?
Attraction between water molecules
How does increased temperature affect transpiration rate?
How does increased temperature affect transpiration rate?
Increases it
How does high relative humidity affect transpiration?
How does high relative humidity affect transpiration?
Decreases the rate
How does increased air movement affect transpiration?
How does increased air movement affect transpiration?
Increases the rate
How does increased light intensity affect transpiration?
How does increased light intensity affect transpiration?
Increases the rate
What does a potometer measure?
What does a potometer measure?
Water uptake by the plant
What is the shape of guard cells?
What is the shape of guard cells?
Kidney-shaped
What is the structure of guard cell walls?
What is the structure of guard cell walls?
Thin outer, thick inner walls
Where are most stomata found on a leaf?
Where are most stomata found on a leaf?
On the bottom surface