NCERT solutions for Environmental Studies - Looking Around Class 5 CBSE chapter 1 - Super Senses [Latest edition]

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

How did the guard ant recognise this ant?

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?
2. Did one ant come first or a group of ants came together?
3. What did the ants do with the food?
4. Where do they go from there?
5. Do they move in a line?
6. Now observe, how do the ants move?

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

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

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

In what ways do human beings make use of this special sense of smell of dogs?

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.

Name the animals that you would be able to recognise only by their smell, without seeing them?

Write the names of five things whose smell you like and five things whose smell you do not like.

Do you and your friends have similar answers?

Sushila covered her nose when she cleaned Deepak’s nappy, but not when she cleaned her daughter. Why do you think she did this?

How do you feel when you walk near a heap of garbage? Think of the children who spend the whole day picking things from such garbage.

Is a smell ‘good’ or ‘bad’ for everyone in the same way? Or does it depend on how each one feels about it?

Write the name of a bird which has eyes in front of its head (like in humans).

Write the names of some birds which have eyes on either side of the head. What is the size of their eyes as compared to the size of their head?

Could you see your friend’s action, without moving your neck?

Now try to look at your friend’s action with both your eyes open but without moving your neck.

What was the difference on looking with one or both eyes?

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?

Imagine how it would be to have your eyes in place of your ears? What would you be able to do then, which you cannot do now?

Now can you guess from what distance can an eagle in the sky can see a roti on the ground?

The names of ten animals whose ears can be seen.

The names of some animals whose ears are bigger than our ears.

Is there some link between the size of animals’ ears and their hearing?

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.

Put your hands over your ears and say something. Can you hear your own voice?

Sit near a desk. Tap the desk once with your hand. Listen carefully. Now put your ear on the desk as shown in the picture. Tap on the desk once again with your hand. Listen again. Was there any difference in the sound of the tap?

Can you understand the sounds of some animals? Which animals?

Do some animals understand your language? Which ones?

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!

Have you noticed that during the cold season you cannot see any lizard in the house? Where do you think they have gone?

Given here is the sleeping time of some animals. Write below each picture for how many hours a day that animal sleeps.

	Cow ______
	Python _______
	Giraffe ______
	Cat ______

When you see different animals, do you have any questions about them? Make a list of ten such questions.

What do you think are some of the dangers to tigers in the jungle?

Can human beings also be a threat to animals? How?

1. Where are other such National Parks in India? 
2. Collect information on these and write a report.

Have you noticed that sometimes singers put their hands on their ears when they sing? Why do you think they may be doing this?

Give examples of animals that may have a very strong sense of sight, hearing, or smell.