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प्रश्न
How can plants be grown under limited water supply without compromising on metabolic activities?
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उत्तर
In the condition of limited water supply, the transpiration rate will be decreased by the closing of stomata but an important process like photosynthesis, respiration and transport of food will be taking place.
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संबंधित प्रश्न
Differentiate between Transpiration and Evaporation
Discuss the factors responsible for ascent of xylem sap in plants
Water reaches great heights in the trees because of suction pull caused by ______.
Which of the following helps in the upward movement of water and dissolved minerals from the roots to the leaves through the stem?
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.
Fill in the blank with the suitable term given below:
Transpiration is more when the wind is blowing _____.
Transpiration is the loss of water as water ______ from the ______ parts of the plant.
Give suitable explanation for the following:
On a bright sunny day, the leaves of certain plants roll up.
Given alongside is the diagram of an experimental set-up to demonstrate a certain phenomenon in plants.
Would it make a difference if the experimental set-up is kept in bright sunshine?
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:
Explain the process named above in 7.1.
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:
List three adaptations in plants to reduce the above mentioned process.
What are stomata? What governs the opening and closing of stomata?
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Calcium chloride paper is used to demonstrate transpiration
Stomata of a plant open due to ______.
Complete the following by choosing the proper option.
Stomata : Transpiration :: Hydathode : ____________.
Boojho’s uncle was hospitalised and put on dialysis after a severe infection in both of his kidneys.
When does it become necessary to take such a treatment?
Which one is not related to transpiration?
Do different species of plants growing in the same area show the same rate of transpiration at a particular time? Justify your answer.
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?
(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.
Transpiration helps to cool the body of the plant.
