Answers of Important Questions - Class 5 - EVS

 

I. Observe the picture and choose the correct options.

Q.1 -    1.

Q.2  -   3

Q.3 -    3

Q..4 -   1

Q.5  -  1

II. Observe the pictures given below and give the answer of following questions.

i)    a

ii)   b

iii)  c

iv)  a

v)   b

vi)    a

Vii)   c

III. Observe the picture given below carefully and choose the correct options.

Q.1 - 2

Q.2 - 2

Q.3 - 3

Q.4 - 1

Q.5 - 4

Answer the following questions :

Q.1 Surayamani didi known as daughter of the jungle.

Q.2 Dr. B.R. Ambedkar known as father of Indian constitution.

Q.3 Donga

Q.4 Pongle, Bihu, Makar Sankranti, Baisakhi.

Q.5 Stethoscope

Q.6

Name of Dam	State	River
Nizam Sagar Dam	Telangana	Manjira River
Somasila Dam	Andhra Pradesh	Pennar River
Srisailam Dam	Andhra Pradesh	Krishna River
Singur dam	Telangana	Manjira River
Ukai Dam	Gujarat	Tapti River

Q.7  Sport improves your concentration. 

            

        Sport reduces stress and depression.

    

        Sport improves sleep habits.

        Sport helps you maintain a healthy weight.

        Sport boosts your self-confidence.

Q.8 Following steps can be taken to save oil:

• Use public transport instead of personal vehicles.
• Prefer walking or cycling if you need to go short distances.
• Switch of the engine of the vehicle on red lights.
• Use solar energy and biogas wherever possible.
• Pulses, rice, etc. should be soaked in water before cooking.

Q.9 

Adaptation: The changes in the feature or behavior of an organism that help it to survive in its habitat is called adaptation.

Hereditary-  Hereditary or  is the process of passing the traits and characteristics from parents to offsprings through genes.

Q.10  

            The primary anthropogenic activities (human activities) that                         contribute to deforestation include:

• Agriculture – small-scale and large scale farming
• Logging – cutting of trees for use as raw material
• Mining and urban expansion – clearing of forest area for the construction of infrastructure.

Q.11 Many people migrate to big cities for different reasons. Life in a big city is difficult and different than it was before.

It is true that a big city offers many opportunities but there are many more challenges. One has to compromise with limited space in big cities. Poor people are forced to live in unhygienic conditions. They may be earning more than what they earned in villages but they are unable to save money because of the higher cost of living in big cities.
They also face the problem of language if they are not comfortable with the mainstream language of the city. They are often subject to ridicule because of their distinct culture. They are unable to afford medical facilities and quality education.

Q.12 Seeds hold the power to regenerate species. These are primary reasons why it's necessary to preserve the seed, and it is this need through which the concept of 'seed box' emerged.

Q.13  Maharashtra, Gujarat, Rajasthan, Haryana, Punjab and Himachal Pradesh.

Q.14 A clean & fresh surrounding leads to a healthy atmosphere so it is important to have such. It is necessary to keep our environment clean because we get fresh air, reduce pollution etc. An unclean environment leads to a bad condition of a society, arrival of diseases and many more.

Q.15 All the houses in hilly areas have sloping roof so that snow will not accumulate on the roof and put excess pressure on it to cause damage to the roof. In hilly area there is a heavy rain every time and if house has a sloping roof water can easily slip down on the ground.

Q.16 The use of modern technology in agriculture ensures that farmers grow vast food within the shortest time possible. Technology is important in agriculture in that it promotes better and more efficient farming practices.

Q.17 Earthworms are said to be always the friend of farmers. The reason is that earthworm increases the fertility of soil by increasing the amount of air and water that gets into the soil, facilitating aeration and increasing drainage.

Q.18 because of the poor road transport network in the region. This is such that the ground and the floor of Mizoram is muddy and the farmers are finding it difficult to move and carry their rice with by themselves or their animals. Another reason is the climatic conditions which takes them many weeks to carry rice crops.

Q.19 Gandhiji wanted to remove this practice of untouchability from the society and also wanted the people to respect each other. Thus, Gandhiji and his team started doing the job of cleaning themselves so that can learn from them.

Q.20 During an earthquake the house or the building can collapse and the bricks etc. can fall on the people and injure them even causing their death. Therefore we should sit under a strong object like a table and hold it firmly.

Q.21 Mini’s tea will be hotter than the air which she blew from her mouth, hands will be cooler. Since his hands are open to the air outside which makes it colder.

Blow in different ways