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Question
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.
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Solution
Water and air are required for the germination of seeds. The seeds would not show changes in the absence of water and air.
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Do you remember that in Class IV you did an activity with seeds? Now try another one.
- Take some chana and three bowls.
- Put five chana in the first bowl and fill it up with water.
- Put a damp piece of cloth or some cotton wool in the second bowl. Now keep the same number of chanas in it. Make sure that the cotton wool or cloth remains wet.
- Put the same number of chanas in the third bowl. Do not put anything else in it. Cover all three bowls.
Observe after two days and note the changes in the bowls.
| Bowl 1 | Bowl 2 | Bowl 3 | |
| Are the seeds getting air? | No | Yes | Yes |
| Are the seeds getting water? | |||
| What changes did you see? | |||
| Have the seeds sprouted? |
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?
What would happen if the plants do not get water?
What would happen if plants could walk? Draw a picture.
Do some plants grow without seeds?
Did you keep aniseed (saunf) and cumin (jeera) on your list?
Which was the smallest seed and which was the biggest seed in your collection?
Make lists of :
Do you know any games that you can play with seeds? Discuss with your friends.
Think what would happen, if seeds did not spread and remained at one place only.
