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प्रश्न
How does a big plant grow from a tiny seed?
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उत्तर
The seed germinates to produce a seedling. The seedling absorbs water and nutrients from the ground and grows into a big plant.
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संबंधित 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? |
How long did it take for the plant to come out from the soil?
On which day did the height of the plant increase the most?
Did new leaves come out of the plant every day?
Which seeds took the least days to come out of the soil?
Which seeds did not grow at all? Why?
Did you keep aniseed (saunf) and cumin (jeera) on your list?
Make lists of :
Seeds of vegetables.
Look at the picture. This seed cannot fly, but it can still travel by sticking to the fur of animals or on our clothes. In this way, it gets a free ride!
Did you get any new ideas from these seeds?
How do seeds spread to far-off places? Write in your own words.
