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प्रश्न
Plants lose water by the process of transpiration.
पर्याय
True
False
उत्तर
True
APPEARS IN
संबंधित प्रश्न
How does transpiration help in the uptake of water from the soil?
Give a reason.
What happens to the movement of the air-bubble if the apparatus shown above is kept in sunlight.
Comment on the following statement:
A well-watered potted plant shows wilting of leaves on a hot sunny day.
The figure below represents the set-up at the start of certain experiment to demonstrate an activity of plants:
(i) What is the aim of the experiment?
(ii) Why has oil been put in each test tube?
(iii) What will be the observations in the two test-tubes after about 2-3 days?
(iv) Give reasons to explain any change observed as answered in (iii) above.
(v) Why has the test-tube b without the plant, been taken in the experiment?
Choose the correct answer:
The percentage of cuticular transpiration in plants is _____________
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:
List three adaptations in plants to reduce the above mentioned process.
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
The lower surface of leaf will have more number of stomata in a ______.
Observe the diagram and answer the following;
 (i) |
 (ii) |
- Are these types of guard cells found in monocots or dicots?
- Which of these shows a higher water content (i) or (ii)?
- Which element plays an important role in the opening and closing of stomata?
