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प्रश्न
Now can you guess why the ants behaved like that when you blocked their path?
उत्तर
As the ant moves, it leaves a smell on the ground. The other ants follow this smell to find the way. Thus, when their path was blocked, ants tried to maintain their path by following the smell.
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संबंधित प्रश्न
Have you ever been troubled by mosquitoes? Just think, how do they know where you are?
When do you find your sense of smell helpful to you? List some examples. Like - to know by its smell that food has gone bad or that something is burning.
Do you and your friends have similar answers?
Is a smell ‘good’ or ‘bad’ for everyone in the same way? Or does it depend on how each one feels about it?
Now toss a small ball or a coin and try to catch it. Try this with both your eyes open. Then close one eye and try to catch it. When was it easier to catch?
Now can you guess from what distance can an eagle in the sky can see a roti on the ground?
For this activity find a quiet place in your school. Tell one of your friends to stand at a short distance and ask him to say something softly. The rest of you should listen carefully. Then all of you put your hands behind your ears, as shown in the picture. Let the same child say something again as softly as before. In which case was the sound sharper? Ask your friends too.
Just like birds and dolphins you can also make your own language of sounds for giving messages. Remember you have to talk to your friends with only sounds and no words. How and when will you need to give an alarm call? For example, when the teacher is coming to the classroom!
When you see different animals, do you have any questions about them? Make a list of ten such questions.
Have you noticed that sometimes singers put their hands on their ears when they sing? Why do you think they may be doing this?
