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प्रश्न
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?
उत्तर
Yes, the transpiration rate will increase. Transpiration would occur faster. The observable changes will occur in less time.
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संबंधित प्रश्न
Differentiate between Transpiration and Evaporation
Transpiration is defined as:
The diagram given alongside is an apparatus used to study a particular phenomenon in plants.
(i) Name the apparatus.
(ii) What is it used for?
(iii) What is the role played by the air bubble in this experiment?
(iv) Of what use is the reservoir?
Give a reason.
What happens to the movement of the air-bubble if the apparatus shown above is kept in front of a fan?
Distinguish between the following :
Cuticular transpiration and lenticular transpiration
A well watered healthy potted plant with variegated leaves was kept in darkness for about 24 hours. It was then set up as shown in the diagram and exposed to light for about 12 hours. At the end of this time, leaf x and y were tested for starch. Study the diagram and answer the questions that follow:
(i) Why was the plant initially kept in darkness for 24 hours?
(ii) What is the function of sodium hydroxide solution in the flask?
(iii) Select the correct leaf from the five available choices shown in the diagram as a, b, c, d and e. Rewrite the correct answer by filling in the appropriate letter for the questions that follow:
1. After the starch test, leaf x would look like ______.
2. After the starch test, leaf y would look like ______.
(iv) The experiment with leaf y shows that photosynthesis requires the presence of certain factors. Mention any one factor.
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?
What causes the opening and closing of guard cells of stomata during transpiration?
Complete the following by choosing the proper option.
Stomata : Transpiration :: Hydathode : ____________.
The process of evaporative loss of water from the aerial parts of a plant is ______.
