Advertisements
Advertisements
प्रश्न
What would happen if the plants do not get water?
Advertisements
उत्तर
They would turn yellow or even dry up.
APPEARS IN
संबंधित प्रश्न
Has the doctor or someone you know ever told you to eat sprouts? Why?
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? |
In which bowl did the seeds sprout? What difference did you see between this bowl and the other bowls?
On which day did the height of the plant increase the most?
Make lists of :
Seeds of vegetables.
Make lists of :
Seeds of fruits.
Plants cannot move around. Once they grow, they remain in the same place. But their seeds are great travellers! They can reach far and wide. Look at the picture and see the flying seeds.
- Have you ever seen any seed that can fly?
- What is it called in your area?
- Look at your seed collection. Guess how many of those could have travelled by flying.
Plants cannot move around. Once they grow, they remain in the same place. But their seeds are great travellers! They can reach far and wide. Look at picture 1 and see the flying seeds.
Picture 1
Picture 2
Look at your seed collection. Guess how many of those could have travelled by flying.
Think what would happen, if seeds did not spread and remained at one place only.
How do seeds spread to far-off places? Write in your own words.
