Grenville
Secondary School
Agricultural
Science Form 2
WEEK: 15th – 19th June, 2020
1.
Draw and label the diagram of a leaf.
2. State the function of the parts of the leaf.
3. Explain what is transpiration
pull and transpiration stream
EXPERIMENT TO SEE IF WATER IS LOST BY LEAVES (see figure 4.13 below)
v Find two leafy twigs growing on a tree.
v Remove the leaves from one, but leave all the leaves on the
other
v Tie a transparent, (see through), plastic bag on to each twig
as seen below.
v Leave
for an hour, then see if any changes happen.
v Record
what you saw and what you found out.
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