Super Senses Class 5 EVS chapter 1 Questions Answers

Super Senses Class 5 EVS chapter 1 Questions Answers: Super Senses is the chapter 1 from class 5 EVS. Here you will get to read Super Senses Class 5 EVS chapter 1 Questions Answers.

Super Senses Class 5 EVS NCERT Solutions

Think and Tell

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, tase, smell and feel. By using these senses the ants could identify that the other ants were not from from its group.

2. How did the guard ant recognise this ant ?

Ans: By using its smelling sense the guard ant could recognise this ant.

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 10 to 15 minutes for ants to come.

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

Ans: A single ant came first and then group of ants followed it.

3. What did the ants do with the food ?

Ans: The ants carried away the food to its 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: Even after blocking their path, the ants climb up the pencil and move in a straight line.

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

Ans: As the ant moves, they leave a smell on the ground. The other ants follow this smell to find the way. So, 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 sense the smell of a human 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. The dog is trying to find out if any other dog is nearby by using its smelling senses. A dog can make out the presence of another dog in the area by smelling its urine or faeces. 

NCERT Solutions of Super Senses class 5 EVS chapter 1

Write

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

Ans: This special sense of smell of dogs is used by humans in many ways. Some examples are as follows:

(i) For catching criminals.

(ii) For detecting stolen goods.

(iii) For detecting bombs. etc.

2. 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.

Ans: Apart from smelling bad food or a burning object, we can also recognise the smell of following:

Tasty food, perfume, incense sticks, flowers, sweaty cloths, gas leak in the kitchen, etc.

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

Ans: We can recognise animals like sheep, goat, cow, dog, cat, etc by their smell, without seeing them.

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

Ans:   I like the smell of      I don’t like the smell of

           flowers                                       garbage

           tasty food                                 fertilizers

           perfume                                   decaying things  

           incense sticks                         chemicals

5. Do you and your friends have similar answers ?

Ans: Yes, our answers are similar to each other.

Discuss

1. Do the clothes of any of your family members smell ? Whose ?

Ans: Yes, sweat on the clothes of my uncle’s smell because he comes from outside.

2. Did you ever come across any smell in a crowded place such as a fair, bus, train, etc.

Ans: Yes, I could smell the smoke coming from the bus.

NCERT Solutions for Super Senses class 5 EVS chapter 1

Do and Find Out

1. From the smell of the clothes of your family members, can you say whom do they belong to ? Try to recognise the clothes of any two members of your family in this way.

Ans: Yes, I can recognise the clothes of my family members by their smell. I could recognise the clothes of my mother and father.

Think and Discuss

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

Ans: When we feel something is dirty, we find its smell bad. In case of Sushila, she thought Deepak’s nappy to be dirty. So, she had to cover her nose. When she was cleaning her daughter’s nappy she did not think of it being dirty.

2. 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.

Ans: I feel bad when I walk near a heap of garbage. Children who spend the whole day picking things from such garbage become used to the smell. Their minds do not get offended by the smell.

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

Ans: No, it depends on how the person react about a particular smell. But some smells can always be bad for most of the people.

Super Senses class 5 EVS chapter 1 Solutions

Let’s See

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

Ans: The bird which has eyes in front of its head is an owl.

2. 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 ?

Ans: Birds which have eyes on either side of the head are crow, pigeon, eagle, parrot, etc. The size of their eyes is small compared to the size of their head.

Looking with One or Both Eyes

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

Ans: No, I could not see my friend’s action, without moving my neck.

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

Ans: I could see my friend’s action now.

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

Ans: I can see a wider area with both eyes as compared to with one eye. I can see better with my both eyes open.

4. 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 ?

Ans: It was easier to catch the ball with both eyes open.

5. 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 ?

Ans: If there were eyes on the sides of my head, I could see on my left and right without moving my neck.

Some birds, like kites, eagles, vultures can see four times as far as we can. These birds can see things from a distance of eight metres, what we can see from a distance of two metres.

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

Ans: An eagle can see a roti on the ground from a distance of two kilometer.

Write

1. The names of ten animals whose ears can be seen.

Ans: Elephant, cow, buffalo, fox, dog, cat, rabbit, lion, zebra, giraffe etc.

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

Ans: Elephant, cow, buffalo, rabbit, dog, etc. have ears bigger than our ears.

Think

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

Ans: There is possibly a link between the size of animals’ ears and its hearing. Animals with bigger ears have better hearing than animals with smaller ears.

Class 5 EVS Chapter 1 Super Senses

Try This

1. 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 below picture. Let the same child say something again as softly as before. In which case was the sound sharper ? Ask your friends too.

Ans: The sound was sharper when I put the hands at the back of my ears.

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

Ans: Yes, I can hear my own voice.

3. 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?

Ans: Yes, when I put my ear on the desk I could hear sharper sound.

Write

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

Ans: Yes, I can understand the sound of some animals. I can easily tell the sound of dog, cat, cow, horse, etc.

2. Do some animals understand your language ? Which ones ?

Ans: Yes, a few pet animals like dog, cat, parrot, cow etc. can understand our language.