Page 231 - New Medley 3 Semester 1

STEM ACTIVITY 1

Studying types of roots found in plants
 Visit a park or garden with your guardian.
 Pull out a small bunch of grass from the soil.
 You can ask the gardener or guardian to help you in pulling out a plant having tap root.
 A tap root has a thick root with smaller branches growing from it.

 Grass has a bunch of many thin roots arising from a place. Such roots are called brous roots.

STEM ACTIVITY 2

Studying the structure and shape of leaves

 Collect three di erent types of leaves from the park or garden.
 Place each leaf carefully on a page of the science notebook.
 Draw the outline of each leaf to capture its shape and size accurately.

 Observe the di erence in shapes, sizes and edges.
 You will note that shapes of all the leaves are not same. ey have a unique structure.

 Leaves of di erent plants have di erent shapes and sizes.

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