RBSE Solutions for Class 5 EVS Chapter 8 The Unique World of Insects and Animals

Rajasthan Board RBSE Solutions for Class 5 EVS Chapter 8 The Unique World of Insects and Animals Textbook Exercise Questions and Answers.

RBSE Class 5 EVS Solutions Chapter 8 The Unique World of Insects and Animals

RBSE Class 5 EVS The Unique World of Insects and Animals Textbook Questions and Answers

Think and Answer the Following Questions 

RBSE Class 5 EVS Chapter 8 Question Answer Question 1. 
Which are the things that you can identity by smelling?
Answer: 
The things which have smell/aroma, and we frequently use them, we can identify them by smelling, such as-heavy (Asafoetida), Camphor flower, fruits, eatables, etc.

 

The Unique World Of Insects And Animals Question 2. 
Why are trained dogs used in in-tensive search operations?
Answer:
It is so because dogs have a very strong sense of smell.

RBSE Class 5th EVS Chapter 8 Question Answer Question 3. 
Like bats, which are other animals that can see in the dark?
Answer: 
Owl. 

Think and Answer These

Class 5 EVS Chapter 8 Question Answer Question 1. 
Which things were you able to identify by touching?
Answer: 
Soap, sugar, pen, pencil etc.

Class 5th EVS Chapter 8 Question Answer Question 2. 
Which things were you able to identify by tasting?
Answer: 
Apple, banana, tomato etc.

RBSE Class 5 EVS Chapter 8 Question 3. 
Which were the things you were able to identify by smelling?
Answer: 
Guava and marigold-flower.

EVS Class 5 Chapter 8 Question Answer Question 4. 
How do we identify the rotten/ spoiled food?
Answer: 
By smelling the food.

Think and Answer These

Unique World Of Living Organisms Question 1. 
At which places have you heard a noise?
Answer: 
In marriage parties, at bus stand, and at railway station.

Class 5 Science Chapter 8 Question Answer Question 2. 
What problems do we have due to noise?
Answer: 
Noise disturbs our communication or conversation. It causes stress and chances of getting deaf are increased.

Class 5 EVS Chapter 8 Worksheet With Answers Question 3. 
Why should we not make a noise?
Answer: 
It causes noise pollution, so we should not make a noise. 

EVS Class 5 Chapter 8 Question 4. 
Can you recognize the sound of footsteps of any of the people you know?
Answer: 
Yes, I can recognize the sound of foot-steps of my mother, father, sister, brother, teacher, etc.

Chapter 8 Class 5 EVS Question 5. 
You have seen many types of animals. Some of them are not even seen in a particular season. Make a table in your notebook and complete it by writing the names of the seasons in which they are seen frequently.

Name of the animal	Name of the season in which it is seen
Lizard
Snake
Frog

Answer:

Name of the animal	Name of the seasond in which it is seen
Lizard	Summer
Snake	Summer, Rainy
Frog	Rainy season

Points and Discussion

Class 5 Chapter 8 EVS Question 1. 
Why are frogs seen frequently during the rainy season?
Answer: 
Because frogs lay eggs in water during the rainy season.

Class 5 EVS Chapter 8 Extra Questions Question 2. 
Why mosquitoes are seen rarely in excessive winter?
Answer: 
Mosquitoes die in excessive winter and some hide in comers and at some other places. 

Think and Answer the Following

Class 5 Chapter 8 Question Answer Question 1.
Why do ants always move in a row?
Answer: 
The ants release a substance while moving due to which the other ants moving just behind, recognize their way easily. Hence, a row of ants is formed. 

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Class 5th Chapter 8 Question Answer Question 1. 
At which places in your surrounding area, there are more number of colonies of ants?
Answer: 
At secured and safe places of our houses, in tree trunks, cender trees, in soil or fields, in small grass, etc.

Class 5 EVS Chapter 8 Question 2. 
Which measures do we take to protect food from aunt?
Answer: 
We keep our food in the refrigerator, and in covered containers to protect it from ants. 

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Class 5 Chapter 8 EVS Question Answer Question 1. 
How does mosquito find you?
Answer: 
Mosquitoes find man by his breath and the smell emanating from his body.

Class 5 EVS Chapter 8 Questions And Answers Question 2. 
How do dogs identify someone?
Answer: 
Dogs identify an object or person based on their ability to smell.

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Class 5 EVS Chapter 8 Question Answer In Hindi Question 3
People give ghee, sugar, and wheat flour to the ants (colonies of ants). Similarly, which are the other creatures for whom you have seen people arranging food?
Answer: 
We have seen people arranging food for fishes and tortoise too. 

Learn, Understood, and Now Tell

Question 1. 
Make a table in your notebook and write the characteristics of the following animals.

Name of organism	Way of obtaining food	Walk/swim/fly
1. Bird
2. Fish
3. Peacock
4. Lizard
5. Butterfly
6. Mosquito
7. Dog

Answer:

Name of organism	Way of obtaining food	Walk/swim/fly
1. Bird	pecks through beak	flies
2. Fish	swallows	swims
3. Peacock	pecks through beak	flies
4. Lizard	swallows	walks
5. Butterfly	sucks	flies
6. Mosquito	sucks	flies
7. Dog	chews	walks

Question 2. 
Look at the pictures given below. Identify them and write one chracteristic feature of the organism.

Answer: 

1. Rabbit - Rabbit walks
2. Elephant - Elephant walks
3. Parrot - Parrot flies
4. Fish - Fish swims

Question 3. 
How do bats fly in the dark, without hitting any object?
Answer: 
When a bat flies during night, it produces a sound of very high frequency which reflects back when it hits any object in front of it. Following this resonance (echo), bats can fly very easily in the dark.

RBSE Class 5 EVS The Unique World of Insects and Animals Important Questions and Answers

Objective Type Questions 

Question 1. 
Choose the right option :
(i) Which of these can easily fly at night too?
(a) Cow 
(b) Bird
(c) Bat 
(d) Peacock
Answer: 
(c) Bat 

(ii) Which ant lays eggs?
(a) Worker ant
(b) Queen ant 
(c) Soldier ant. 
(d) all of these 
Answer: 
(b) Queen ant 

Question 2. 
Fill in the blanks:
(a) All the creatures have different 
(b) Ants, while moving, produce a 
(c) Raju told that dogs bark at 
(d) After hearing Munia, her mother hold her that ants live in 
Answers: 
(a) characteristics 
(b) substance 
(c) strangers 
(d) groups.

Question 3. 
Match Table A with Table B

Table A	Table B
Taking care of the eggs	Bat
To safeguard the eggs	Dog
Sense of smelling	Soldier ant
To fly with the help of resonance (echo)	Worker ant

Answer:

Table A	Table B
Taking care of the eggs	Worker ant
To safeguard the eggs	Soldier ant
Sense of smelling	Dog
To fly with the help of resonance (echo)	Bat

Question 4. 
State True/False :
(i) Salt or salt water is sprayed in order to get protection from the ants.
(ii) The capacity of animals to smell is different.
(iii) The ants, while moving, release a substance.
(iv) The dogs don’t bark at the strangers.
(v) Lizards are not seen in the summer sea-son.
Answers: 
(i) True 
(ii) True 
(iii) True
(iv) False 
(v) False.

Very Short Answer Type Questions

Question 1. 
Name the thing against which Munia’s leg hit on the way.
Answer: 
Munia’s leg hit a stone.

Question 2. 
How do we recognize things?
Answer: 
By seeing, touching, smelling and tasting.

Question 3. 
Which game were Gudia, Munia and Raju playing in the dark?
Answer: 
Gudia, Munia and Raju were playing hide and seek in the dark.

Question 4. 
When Munia was walking, what did the dog do, seeing her?
Answer: 
The dog started barking.

Question 5. 
Mention the names of any two flying creatures.
Answer: 

1. Butterfly 
2. Mosquito.

Question 6. 
A band was passing by Raju’s house. Seeing this, what did Raju do?
Answer: 
Raju put his fingers in his ears.

Question 7. 
Why did Raju put his fingers in his ears?
Answer: 
Because the sound of the band was too high.

Question 8. 
On the basis of their responsibilities into how many categories ants can be divided?
Answer: 
Into three categories. 

Question 9. 
To safeguard their home is the responsibility of which ant?
Answer: 
Soldier ant.

Question 10. 
What is the responsibility of the Queen ant?
Answer: 
To lay eggs.

Question 11. 
Which animal has a very strong sense of smell?
Answer: 
Dog.

Short/Long Answer Type Questions

Question 1. 
Why do we feel pain when ants bite us?
Answer: 
When ants bite us, they release that poisonous substance in our body due to which we feel pain.

Question 2. 
What did Raju tell Munia about dogs?
Answer: 
Raju told Munia that dogs always bark at strangers and they don’t allow them to enter in house.

Question 3. 
What is noise?
Answer: 
When the sound level is more than our capacity of hearing, it is known as noise.

Question 4. 
Hearing Munia, what did her mother tell about the ants?
Answer: 
Hearing Munia, her mother told her that the ants always live in groups. They have their own world.

Question 5. 
On the basis of their work what names are given to the ants?
Answer: 
On the basis of their work, the ants are named as the Queen ant, the worker ants and the soldier ants.

Question 6. 
Where do lizards disappear in winter seasons?
Answer: 
To save themselves from cold, the lizards hide themselves at warm places, such as holes in houses or at some other places.

Question 7. 
How are bats able to see at night?
Answer: 
When a bat flies during night, it produces a sound of very high frequency which reflects back when it hits any object in front of it. With the help of this resonance (echo), bats can fly very easily in the dark.

Question 8. 
Write about the homes of ants. And mention the works of different ants.
Answer: 
Home of Ants: A home of ants is like a colony of ants. In a colony, there can be lakhs of ants. Ants make their colony under the soil, in tree trunks and secured and safe places in our houses.
Different types of ants and their works :
In a colony of ants, there are three types of ants-

1. The Queen Ant- In a colony of ants, there is generally one special ant. This is called the Queen ant. To lay eggs is its work.
2. The Worker Ants- The work of these ants is to search food, to take care of the eggs, to make home, etc.
3. The Soldier Ants- These ants are responsible for safeguarding the eggs and their homes. They do their works collectively. Only one ant can’t do all the work.

Question 9. 
Make a list of the works of ants and name them on the basis of their works.
Answer:

Works of ants	Their Names on the basis of work
1. To lay eggs	The queen ant
2. Search of food, to safeguard the eggs and to make their home	The worker ant
3. To safeguard the eggs and their home	The soldiers ant