Numerical: Transpiration Rate
Mediumbiology
A plant transpires 27 mL of water over 6 hours through 3 leaves equally. What is the average transpiration per leaf per hour? (mL h^-1)
Select the correct option:
Solution
Incorrect! Answer:
1.5
- Total Rate: Calculate the total amount of water transpired by the entire plant per hour.
- Total Hourly Rate=Total TimeTotal Water=6 hours27 ml=4.5 ml/hour.
- Per Leaf Rate: Since the water is lost through 3 leaves equally, divide the total hourly rate by the number of leaves.
- Rate per leaf=3 leaves4.5 ml/hour=1.5 ml/h−1.
- Conclusion: On average, each leaf loses 1.5 ml of water every hour.
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About This Question
- Subject
- biology
- Chapter
- plant physiology
- Topic
- numerical: transpiration rate
- Difficulty
- Medium
- Year
- 2025
This medium difficulty biology question is from the chapter plant physiology, covering the topic of numerical: transpiration rate. It appeared in the 2025 exam. Practice this and similar questions to strengthen your understanding of plant physiology concepts.
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