Question

is activity based on your observations
EXPERIMENT NO. 22
GETTING TO KNOW PLANTS
objective
e show that water lost by leave during transpiration
Introduction
Transpiration is the loss of water vapor from the surface of a plant it mostly occurs from the
stomata of leaves
Two bolljars, one potted plant, dry stick, plastic bags, anhydrous copper sulphate
Materials Required
Procedure
Take a potted plant and cover the base (pot with mud) with a plastic bag to prevent water
evaporating from the soil Place a clear glass bellar over the plant
set up a second bellar with a dry stick
The beltjars are left in sunlight for a few hours
Test the droplets of liquid with anhydrous copper sulphate.
Conclusion
From the above experiment, it can be concluded that during
is lost from the surface of the
Precaution
The base of the belljar must be sealed with Vaseline to prevent any chance of entry of water
of the
vapour from the surroundings.
the pot must be properly covered with plastic bags.
Brainstorming
less) to
rain will transpiration occur in a plant
without leavęs? No, with one leaves the topsploatire
why is transpiration called a necessary evil?
will
Due to the process of sonspi-
not occur.
What is the conclusion of transpiration

Answer 1

Answer:

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Explanation:

Transpiration is loss of water in the form of water vapour through leaves. Transpiration is a continuous process. It is called a necessary evil as it is necessary but can damage the cells of plant if not watered regularly.