RBSE Class 4 EVS We Learnt and Understood-3 Question Answer

To deepen your understanding, the Class 4 EVS RBSE Solutions and RBSE Class 4 EVS We Learnt and Understood-3 Question Answer provided here offer valuable practice and clarity.

RBSE Class 4th EVS We Learnt and Understood-3 Question Answer

(A) Oral Questions-
Conversation based Questions-

Question 1.
Which coarse grains are grown in your village?
Answer:
Maize, Barley, Sorghum and millets are grown in our village.

Question 2.
If you had to start a cleanliness drive in your neighbourhood, how would you start?
Answer:
If we had to start a cleaniness drive in our neighbour, we will start it with our own house.

Question 3.
Have you ever played shadow game by making animal shapes with your fingers? Which animals did you make?
Answer:
Students will do it themselves.

Question 4.
Which plants and animals are found in the desert area of Rajasthan?
Answer:
There are Acacia, Ker, Sangri etc. plants and chinkara, leopard etc., animals are found in desert area of Rajasthan.

Question 5.
What is the difference between the games of grandfather’s time and today?
Answer:
In grandfather’s childhood, Gilli-danda and satolia was prevalent games and today children are playing technological games like video games etc.

Question 6.
What is the difference between writing a letter and talking through a mobile phone?
Answer:
Will be done by students.

Question 7.
Is there any tradition in your family that has been going on for years?
Answer:
Students can ask their parents and do it.

Question 8.
Stand in the classroom and point towards north, south, east and west.
Answer:
Students can do themselves.

Question 9.
If the road to your school is closed due to rain then how will you find a new route?
Answer:
We will find a new route of school with the map on chaupal with keeping the direction of school in mind.

Question 10.
Name any two districts shown in the map of Rajasthan.
Answer:
Jaipur and Bikaner.

Question 11.
Tell about any special place in your village or locality and explain the way to go there.
Answer:
Will be done by students themselves.

(B) Written assessment-
Choose the correct answer-

Question 1.
Which problem can be caused by plastic?
(a) The soil become fertile
(b) Water logging and disease increase
(c) Water gets pure
(d) Air gets pure
Answer:
(b) Water logging and disease increase

Question 2.
Which desert animal has greater ability to camouflage?
(a) Chital
(b) Unicorn
(c) Squirrel
(d) Chameleon
Answer:
(d) Chameleon

Question 3.
With what is the importance of Pokharan associated?
(a) Missile testing
(b) Nuclear testing
(c) Agricultural development
(d) Water conservation
Answer:
(b) Nuclear testing

Question 4.
Which example of change is correct?
(a) Earlier people used to cook food on earthern stove and now they use gas stove.
(b) Earlier children did not go to school and even now they do not go.
(c) Earlier people used to draw water using electricity and now they fill water from the well using buckets.
Answer:
(a) Earlier people used to cook food on earthern stove and now they use gas stove.

Question 5.
Which direction is always on top in the map?
(a) North
(b) South
(c) East
(d) West
Answer:
(a) North

Question 6.
Why did Asha and Nisha change their route to school?
(a) School was closed
(b) The road was filled with mud due to rain
(c) The road was very long
(d) The school was new
Answer:
(b) The road was filled with mud due to rain

Question 7.
What differences did Manu and Manya notice in the sizes of the tree?
(a) Same size
(b) Some big and some small
(c) All were of equal size
(d) All were oblong in shape
Answer:
(b) Some big and some small

Choose correct word from the brackets-

1. Millet flour is more nutritious and _____ than wheat flour. (light/heavy)
Answer: light

2. _____ tanks were built in every locality of the village. (Water/Milk)
Answer: Water

3. A seed needs _____ to germinate. (air and sunlight/water and soil)
Answer: water and soil

4. Manoj’s family earns some money by selling the _____ gets from Kajri. (milk/ cereal)
Answer: milk

Fill in the blanks-

1. When we throw garbage here and there, _____ brings it into the streets.
Answer: rain

2. We should throw garbage in _____ only.
Answer: dustbin

3. Ramdevra fair is organised every year in the month of _____ .
Answer: Bhado

4. The shadow is shortest when the sun is _____ .
Answer: straight

5. Camel is called _____ of the desert.
Answer: Ship

6. _____ is grown as Kharif crop in Rajasthan.
Answer: Pearl millet, sorghum, cluster beans and sesame seeds

7. Earlier _____ houses were built in Rajasthan and now _____ and _____ houses are built.
Answer: mud, bricks, stones

8. _____ direction is always up in the map.
Answer: The North

9. Water and energy conservation helps to protect the _____ .
Answer: environment

10. Structures made by humans also have _____ .
Answer: differences

Match

Column ‘A’	Column ‘B’
1. Pieces of glass	(a) Put in separate bin
2. Electronic waste	(b) Give at e-waste center
3. Shadow in the night	(c) Light hitting an object
4. Becoming a shadow	(d) Can be made from the light of the moon
5. Chameleon	(e) Located in Jaisalmer district
6. Ramdevra	(f) Able to camouflage
7. Mud house	(g) Mobile phone
8. Bullock cart	(h) Video games
9. Letter	(i) Bus and train
10. Gilli Danda	(j) Concrete and brick houses

Answer:

Column ‘A’	Column ‘B’
1. Pieces of glass	(a) Put in separate bin
2. Electronic waste	(b) Give at e-waste center
3. Shadow in the night	(d) Can be made from the light of the moon
4. Becoming a shadow	(c) Light hitting an object
5. Chameleon	(f) Able to camouflage
6. Ramdevra	(e) Located in Jaisalmer district
7. Mud house	(j) Concrete and brick houses
8. Bullock cart	(i) Bus and train
9. Letter	(g) Mobile phone
10. Gilli Danda	(h) Video games

Write True/False-

1. Eating plastic does not harm animals.
Answer: False

2. Cleaning should be done by flushing the garbage into the rain water.
Answer: False

3. Solar eclipse occur due to the shadow of the moon.
Answer: True

4. There is no shade near the water bodies.
Answer: True

5. Babool and Khejri are found in the desert of Rajasthan.
Answer: True

6. Pilgrims go to Ramdevra only by vehicles and do not travel on foot.
Answer: False

7. Earlier people used to play video games and now they play kite flying.
Answer: False

8. Change and continuity means that some things change and some things remain the same.
Answer: True

9. Asha learnt to read maps form her friends.
Answer: False

10. Panchayat makes plans for the development of the village.
Answer: True

11. Throwing plastic bottles into the river is harmful for the environment.
Answer: True

12. Pokharan is located in the Udaipur district of Rajasthan.
Answer: False

Write answer in two to three lines (2030 words)-

Question 1.
What are the benefits to our body by eating coarse grains?
Answer:
By eating coarse grains our body receive power and energy. These grains keeps us cool in summer and warm during winters.

Question 2.
What modern facilities did Nishant and his family have seen in the village?
Answer:
Nishant and his family saw paved road, solar lights, solar panels on the terraces of houses of village, LPG gas stove, internet on chaupal, digital classroom etc. facilities.

Question 3.
What are the main steps in the process of seed germination?
Answer:
Main steps of seed germination are

• planting of seed into soil
• Absorbtion of air and water present in soil particle by seed and swelling up
• Breaking of outer Coat
• Occurance of a hair like structure (sprout).

Question 4.
What is the reason that camels can walk easily in the desert?
Answer:
Foot of camels are long and padded. So they do not steeped into soil. Therefore camel can walk easily in the desert.

Question 5.
According to grandfather, which games were played in his time?
Answer:
According to grandfather Gilli-Danda, Kabaddi, Kushti (wrestling), Chor-Sipahi and Satolia were played in his time.

Question 6.
What three things are required to form a shadow?
Answer:
Following three things are required to form a shadow-(i) light-source (ii) Object (iii) The Earth.

Question 7.
What problems can be caused by throwing garbage here and there?
Answer:
By throwing garbage here and there, it can be deposited in streets due to rain and wind. It can cause disease and deposited garbage can block the drains.

Question 8.
How do businesses depend on plants and animals in villages?
Answer:
Main business of people in villages is agriculture and animal husbandry. Agriculture is completely depends on plant. Similarly, many animals are used under animal husbandry. eg. Goat, Cow, Fishes, Hen etc.

Question 9.
What disease can be caused by dirt?
Answer:
Dirt causes cholera, typhoid, loose motions, Dengue, Malaria etc.

Question 10.
What is the difference between solar eclips and lunar eclipse?
Answer:
Solar eclipse occurs when the moon comes between the sun and the earth, whereas Lunar eclipse occurs when the earth comes between the sun and the moon.

Question 11.
What is the differences between Rabi and Kharif crops?
Answer:
Kharif crop are sown during monsoon eg. millet (Bajra) and sorghum (Jowar) etc. whereas, Rabi crop are sown during winter eg. wheat, grams etc.

Question 12.
What is the meaning of change and continuity?
Answer:
Some situations change with time while some remain the same. It is called change and continuity.

Question 13.
What is the main difference between the games of grandfather’s time and today?
Answer:
Gilli-Danda, satolia were played during grandfather’s time which were not based on technology whereas today’s games are based on technology.

Question 14.
What types of traditional clothes are still worn in Rajasthan?
Answer:
Lehanga-chunari, Bandhani (Tie and dye) and Lehriya and Turban are still worn in Rajasthan.

Question 15.
What are the benefits of reading a map?
Answer:
We can know about directions and can reach anywhere without forgetting the old routes or by finding new routes :

Question 16.
What measure will you take to save energy at your home or your school?
Answer:
We can save energy by switching off unnecessary lights, fans and not using lights in day time.