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Question
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:
Why was the pot covered with a plastic sheet?
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Solution
The pot is covered with a plastic sheet to prevent evaporation of water from the soil.
RELATED QUESTIONS
Which of the following helps in the upward movement of water and dissolved minerals from the roots to the leaves through the stem?
Define the three processes by which plants absorb water and minerals from the soil.
Multiple choice question. Tick (✓) the correct choice:
The loss of water through the stomata of leaves is called
(a) transpiration
(b) wilting
(c) evaporation
(d) osmosis
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.
Litmus paper is used to demonstrate transpiration from the leaves of the green plant.
Give the importance of transpiration?
Stamen has two parts called ______ and ______.
Plants show temporary and permanent wilting. Differentiate between the two. Do any of them indicate the water status of the soil?
Briefly describe the following:
Angina Pectoris
