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प्रश्न
The figure given below represents an experimental setup with a weighing machine to demonstrate a particular process in plants. The experimental setup was placed in bright sunlight. Study the diagram and answer the following questions.
Name the process intended for study.
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उत्तर
Transpiration
संबंधित प्रश्न
Multiple choice question. Tick (✓) the correct choice:
The loss of water through the stomata of leaves is called
(a) transpiration
(b) wilting
(c) evaporation
(d) osmosis
(a) State whether the following statement are True or False.
(b) Rewrite the false statement in the correct form by changing either the first or the last word only.
Most transpiration occurs at midnight.
An apparatus as shown below was set up to investigate a physiological process in plants. The setup was kept in sunlight for two hours. Droplets of water were then seen inside the bell jar. Answer the questions that follow:
Suggest a suitable control for this experiment.
What are stomata? What governs the opening and closing of stomata?
Define the following term:
Transpiration
Complete the following by choosing the proper option.
Stomata : Transpiration :: Hydathode : ____________.
Describe briefly the three physical properties of water which helps in ascent of water in xylem.
Keep some freshly cut flowers in a solution of food colour. Wait for sometime for the dye to rise in the flower, when the stem of the flower is held up in light, coloured strands can be seen inside. Can this experiment demonstrate which tissue is conducting water up the stem?
Plants show temporary and permanent wilting. Differentiate between the two. Do any of them indicate the water status of the soil?
Define the following term:
Wilting
