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प्रश्न
Transpiration is defined as:
पर्याय
the rise of water up to the stem of a plant.
the elimination of water with dissolved water products.
the loss of water as water vapour from the aerial parts of a plant.
the loss of water as water vapour from the roots as well as the leaves of the plant.
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उत्तर
the loss of water as water vapour from the aerial parts of a plant.
APPEARS IN
संबंधित प्रश्न
Briefly explain, how transpiration helps in upward conduction of water in plants?
The set up shown alongside was kept in sunlight for an hour. It was observed that drops of water appeared on the inside of the polyethylene bag.
- Name the process which is being demonstrated.
- Why was the pot and its soil left uncovered by the polythene bag?
- Why was the pot left in the sunlight?
- Suppose the pot in this experiment was placed inside a dark room instead of placing it in sunlight for some time. What difference will be noticed?
State whether the following statement is true or false. Rewrite the false statement correctly.
Transpiration is the loss of water from the roots of the plant.
Give a reason.
What happens to the movement of the air-bubble if the apparatus shown above is kept in dark.
Given alongside is the diagram of an experimental set-up to demonstrate a certain phenomenon in plants.
What is the purpose of putting oil in the test tube?
Design an experiment to demonstrate the transpiration process.
Write a note on Transpiration.
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?
Briefly describe the following:
Angina Pectoris
Observe the following diagram and identify the process and its significance from the following options:
