V-EVS

Snakes 

Lets Know about Ants

1.How did the ant know that the other ants were not from its group?

Ans. Ants and other animals also have different senses. They can see, hear, smell and feel.

Due to different senses the ant could know that other ants were not from its group.

2.How did the guard ant recognise this ant?

Ans. The guard ant could recognise this ant because of smell.

Try This and Write

Drop some sugar, jaggery or anything sweet on the ground. Wait until the ants come there.

1.How long did it take for the ants to come?

Ans. It took about 15-20 minutes for ants to come.

2.Did one ant come first or a group of ants came together?

Ans. One ant came first, followed by a group of ants.

3.What did the ants do with the food?

Ans. The ants carried the food to their hole.

4.Where do they go from there?

Ans. They go to their hole from there.

5.Do they move in a line?

Ans. Yes, they move in a line.

Now carefully, without harming the ants, block their path for a while with a pencil.

6.Now, observe, how do the ants move?

Ans. Ants climb up on the pencil. They still move in a line.

7.Now can you guess why the ants behaved like that when you blocked their path?

Ans. 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.

8.Have you ever been troubled by mosquitoes? Just think, how do they know where you are?

Ans.Mosquitoes can recognise the smell of our body. They can also recognise us by the heat

from our body.

9.Have you seen a dog sniffing here and there? What do you think it is trying to smell?

Ans.Yes, I have seen a dog sniffing here and there. A dog can make out the presence of

another dog in the area by smelling its urine or faeces. The dog usually smells to find out if a

new dog has come in the area.