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प्रश्न
Which of the following statements are true and which ones are false? Give reason in support of your answer.
Most transpiration occurs during midday.
पर्याय
True
False
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उत्तर
True
Reason: During the day, the stomata are open to facilitate the inward diffusion of carbon dioxide for photosynthesis. During mid-day, the outside temperature is higher, due to which there is more evaporation of water from the leaves. Therefore more transpiration occurs during mid-day.
संबंधित प्रश्न
How does temperature, light intensity and wind affect transpiration?
Given below is an example of a certain structure and its special functional activity:
Chloroplasts and Photosynthesis.
In a similar way, write the functional activity against each of the following:
Thick cuticle and ………………………..
Briefly explain how the rate of transpiration is affected by:
Humidity of the atmosphere
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.
Define the above mentioned process.
Give Reasons for the following:
Young plants wilt on a hot sunny day.
Explain the Term
Lenticular
Name the three types of transpiration.
Name the following:
Plants in which lenticular transpiration.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
The pH of the guard cells increases during day time
Give a reason/suitable explanation.
Forests tend to bring more rains.
