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Question
Make lists of :
Make more groups. How many groups of seeds did you make?
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Solution
Seeds can be grouped as follows:
- Edible seeds
- Seeds that give oil
- Seeds used as spices
- Seeds floating on water
- Seeds sinking in water
- Very small seeds
- Very big seeds.
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Plant your seeds
Take a clay pot or a tin can with a wide mouth. Make a small hole at the bottom of the can. Fill your can with soil. Put four or five seeds of the same kind in the soil and press them gently. Different groups can plant different kinds of seeds, such as mustard (sarson), fenugreek (methi), sesame (til) or coriander (dhania).
Name of the seed: ______
The date on which you planted them: ______
The day you observe something coming out of the soil, start filling the table:
| Date | Height of the plant (in cm) | Number of seen leaves | Any other change |
To find the height of a plant use thread and then measure it on the scale.
How long did it take for the plant to come out from the soil?
What was the difference in the height of the plant on the first and second day?
Did you keep aniseed (saunf) and cumin (jeera) on your list?
Make lists of :
Seeds that are used as spices in your home.
Some plants spread their seeds over long distances. When the soybean pods are ripe, they burst and the seeds are thrown out. Have you ever heard their sound?
Make a list of the different ways by which seeds are spread.
Reena has drawn this picture of the seed sprouted by her. What do you think the seeds need for sprouting? Write in your own words. How would Reena’s seeds look if they did not get the things needed? Show by drawing a picture.
