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प्रश्न
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? |
उत्तर
Bowl 1 | Bowl 2 | Bowl 3 | |
Are the seeds getting air? | No | Yes | Yes |
Are the seeds getting water? | Yes | Yes | No |
What changes did you see? | Chanas have swelled up | Chanas have sprouted | No change |
Have the seeds sprouted? | No | Yes | No |
APPEARS IN
संबंधित प्रश्न
Look carefully at your sprouted chana and make its drawing?
What was the difference in the height of the plant on the first and second day?
Did new leaves come out of the plant every day?
Which seeds took the most number of days for the stem to come out of the soil?
Did anyone’s plant dry up or turn yellow? Why did this happen?
What is inside the seed?
Which was the smallest seed and which was the biggest seed in your collection?
Make lists of :
Light seeds (check by blowing them).
Look at the pictures given below and guess how the seeds travel and reach different places.
Think what would happen, if seeds did not spread and remained at one place only.