A student took a healthy, well-watered plant and enclosed a leafy branch of it in a polythene bag. After a few hours, the student observed some water drops on the inner side of the polythene bag. He concluded ___________ from this activity.
a) Leaves help in respiration.
b) Leaves help in transpiration.
c) Leaves help in photosynthesis.
d) Leaves help in the transportation of food.
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Answer:
b.leaves help in transpiration
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The answer to this question will be option B, Leaves help in transpiration.
- Transpiration is a process by which plants exhale water vapor from their stomata.
- It is a process similar to respiration in animals.
- The leaves serve as the kitchen of a plant. They perform the very important function of photosynthesis.
- Photosynthesis is the process by which plants convert sunlight into food to gain energy.
- Another important function performed by plants is transpiration. It helps remove excess water from the plants which could have been harmful.
- The inner side of the polythene is a result of the water vapor released by the plants collecting on the polythene bag.
- Thus, the answer to this question will be option B, Leaves help in transpiration.
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