8th Standard Syllabus & Materials
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TN 8th Tamil இயல் 2 - ஈடில்லா இயற்கை - இயற்கையை போற்றுவோம் Important Questions And Answers Study Material - QB365 Set A
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TN 8th Tamil இயல் 2-ஈடில்லா இயற்கை - திருக்குறள் Important Questions And Answers Study Material - QB365 Set A

Published on: 02/09/2026
Download Tamil Nadu 8th Standard Social Science question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Social Science Test

1.
The value of money is
Internal value of money
External value of money
Both a & b
None of these
2.
World soil day is observed on
15th August
12th January
15th October
5th December
3.
Under which Governor General did the permanent settlement implemented in Bengal.
Lord Hastings
Lord Cornwallis
Lord Wellesley
Lord Minto
4.
The Battle of Plassey was fought in _______.
1757
1764
1765
1775
5.
Which of the following European Nation was the foremost attempt to discover a sea route to India?
Dutch
Portugal
France
Britain
6.
The ________ and ________ are allotted their respective roles in promoting the economic welfare of all sections of the community.
7.
The “skin of earth” is _________.
8.
________ is the modified version of the Zamindari system.
9.
The Treaty of Alinagar was signed in _________.
10.
National Archives of India (NAI) is located in ________.
11.
Nationality can be change and citizenship can not be changed.
12.
USA has single citizenship
13.
The Governor nominates two members of the Anglo- Indian Community to Legislative Assembly.
14.
Isohel refers equal sunshine.
15.
Auto biography is one of the written sources.
16.
Who prints and issues paper currencies in india?
17.
Name any three Major Private Sector Industries?
18.
What are the recent forms of money?
19.
What is the Barter System?
20.
The word Money is derived from?
21.
Mention any three qualities of a good citizen.
22.
Name the types of citizens?
23.
Name the two houses of the State legislature?
24.
State the types of soils.
25.
Define ‘rock’.
26.
How are igneous rocks formed?
27.
List out any two salient features of the Permanent settlement?
28.
Name the states signed into Subsidiary Alliance.
29.
Write a short note on Black Hole Tragedy.
30.
Mention the trading centers of the English in India
31.
Name the important factories established by the Dutch in India.
32.
Why Prince Henry is called ‘Henry the Navigator’?
33.
Give a short note on Archives?
34.
What are the disadvantages of barter system?
35.
Discuss the powers and functions of the Chief Minister.
36.
Classify and explain the rocks.
37.
Discuss the merits and demerits of the Permanent settlement.
38.
Give an account of the sources of Modern India.
39.
GDP
40.
Chief Minister
41.
Hygrometer
42.
Mahalwari Settlement
43.
Treaty of Salbai
44.
The Weather and climate in different regions vary.
45.
Igneous rocks are found in the regions of volcanoes.
46.
Chemical sedimentary rocks are found in the beds of reservoirs.
47.
Absolute and relative humidity.
48.
Weather and climate.
49.
Soil conservation and Soil erosion.
50.
Metamorphic rock and sedimentary rock.
51.
Define ‘weather’.
52.
Which one of the following is not the indicator of the Socio-Economic Development.
a) Black Money
b) Life Expectancy
c) Gross Domestic Product (GDP)
d) Employment
53.
Effects of black money on economy is
a) Dual economy
b) Undermining equity
c) No effects on production
d) lavish consumption spending
54.
Recent forms of money transactions are
a) Credit card
b) Barter system
c) Debit card
d) Online banking
1.
(c)
Both a & b
2.
(d)
5th December
3.
(b)
Lord Cornwallis
4.
(a)
1757
5.
(b)
Portugal
6.
( )
Public and Private sector
7.
( )
soil
8.
( )
Mahalwari system
9.
( )
1757
10.
( )
New Delhi
11.
(b)
12.
(a)
13.
(b)
14.
(a)
15.
(a)
16.
Reserve Bank of India (RBI) prints and issues paper currencies in India.
17.
1. Infosys
2. Aditya Birla Company
3. Tata Group of Companies
4. WIPRO Limited
18.
i) Commodity money
ii) Metallic money
iii) Credit money
iv) Near money
v) Paper money
19.
i) A barter system is exchanging goods for goods without the use of money in the primitive stage.
ii) It is an old method of exchange.
iii) This system has been used for centuries and long before money was invented.
20.
The word money is derived from the Roman word "Moneta Juno".
21.
a) Loyalty to the constitution.
b) Obeys laws
c) Respecting diversity
22.
i) Natural Citizens: They are the citizens by birth
ii) Naturalised citizens: They are the one who acquires citizenship.
23.
The two houses of the State Legislative Assembly are:
State Legislative Council (Upper House)
State Legislative Assembly (Lower House).
24.
Soils are classified on the basis of their formation colour, physical and chemical properties. Soil is classified into six major types. They are
1. Alluvial soil
2. Black soil
3. Red soil
4. Laterite soil
5. Mountain soil
6. Desert soil
25.
1. The rocks are the solid mineral materials forming a part of the surface of the earth and other similar planets.
2. The earth's crust is composed of rocks.
3. A rock is an aggregate of one or more minerals.
4. Rock is an important natural resource and is found in solid state.
5. It may be hard or soft in nature.
6. They may occur either in the form of elements or compounds.
26.
1. The igneous rocks are formed by the solidification of molten magma.
2. These rocks are also called as the 'Primary Rocks' or 'Parent Rocks' as all other rocks are formed from these rocks.
27.
1. The Zamindars were recognised as the owners of land as long as they paid the revenue to the East India Company regularly.
2. The Zamindars acted as the agent of the Government for the collection of revenue from the cultivators.
28.
1. Hyderabad
2. Awadh
3. Indore
4. Udaipur and Jodhpur
5. Tanjore
6. Peshwa
7. Gwalior
8. Jaipur
9. Bhonsle
29.
1. There was a small dungeon room in the Fort William in Calcutta, where troops of the Nawab of Bengal Siraj-ud-daulah, held 146 British Prisoners of war for one night.
2. Next day morning, when the door was opened 123 of the prisoners were found dead because of suffocation.
30.
1. Surat
2. Agra
3. Ahmadabad
4. Broach
5. Masulipatnam
6. Chennai
7. Bombay
8. Calcutta
9. Hooghly
10. Salsette
31.
1. Pulicat
2. Surat
3. Chinsura
4. Kasim bazar
5. Patna
6. Nagapatnam
7. Balasore
8. Cochin
32.
1. Among the entire European nations Portugal was the foremost to make a dynamic attempt to discover a sea route to India.
2. Prince Henry of Portugal encouraged his countrymen to take up the adventurous life of exploring the unknown regions of the world.
3. So, he is commonly known as the "Navigator".
33.
1. Archives is the place where historical documents are preserved.
2. The National Archives of india is located in New Delhi.
3. It has main source of information for understanding past administrative machinery as well as a guide to the present and future generations related to all matters.
4. It contains authentic evidence for knowing the political, social, economic, cultural and scientific life and activities of the people of India.
34.
A barter system is an old method of exchange. This system has been used for centuries and long before money was invented. People exchanged services and goods in return.
Disadvantages:
i) Lack of double coincidence of wants.
ii) Common measure of value.
iii) Indivisibility of commodities.
iv) difficulties of storing wealth.
35.
i) The Chief Minister is the Chief administrator of the State.
ii) All the major decisions of the State
iii) Government are taken under his leadership
iv) On the advice of the Chief Minister, the Governor appoints the other Ministers.
v) The Chief Minister supervises the activities of different Ministers and advices them accordingly.
vi) The Chief Minister plays an important role in making policies of the State Government.
vii) The Chief Minister has to ensure that the policies of the Government do not go against public interest.
viii) The Chief Minister's voice is final in policy decision of the State Government
ix) The Chief Minister has the power of appointing higher officials in the State Government.
x) On the advice of the Chief Minister, the Governor appoints different higher officials of the State Government.
36.
According to the mode of formation the rocks are classified into three as follows
1. Igneous Rocks
2. Sedimentary Rocks
3. Metamorphic Rocks
Igneous Rocks:
1. The igneous rocks are formed by the solidification of molten magma.
2. These rocks are also called as the 'Primary Rocks' or 'Parent Rocks' as all other rocks are formed from these rocks.
3. Igneous rocks are of two types. They are
Extrusive Igneous Rocks.
Intrusive Igneous Rocks.
Sedimentary Rocks:
1. The sedimentary rocks are formed by the sediments derived and deposited by various agents.
2.Due to high temperature and pressure, the undistrubed sediments of long period cements to form sedimentary rocks.
3. These rocks consist of many layers which were formed by the sediments deposited at different periods. As it consists of many strata, it is also known as 'stratified rocks.
4. The three types of sedimentary rocks are
i) Organic Sedimentary Rocks
ii) Mechanical Sedimentary Rocks
iii) Chemical Sedimentary rocks
Metamorphic Rocks:
When Igneous and sedimentary rocks are subjected to high temperature and pressure, the original rocks get altered to form a new kind of rock called metamorphic rocks.
Metamorphism is of two types
1. Thermal Metamorphism
2. Dynamic Metamorphism
37.
Merits:
i) Many of the waste lands and forests became cultivable lands permanent settlement system.
ii) The Zamindars became the owners of the land.
iii) The Zamindars were made free from the responsibility of providing justice.
iv) The Zamindars remained faithful to the British Government.
v) This system secured a fixed and stable income for the British Government.
Demerits:
i) The British Government had no direct contact with the cultivators.
ii) The rights of the cultivators were ignored and they were left at the mercy of the Zamindars.
iii) The Peasants were almost treated as selfs.
iv) This system was made the Zamindars lethargic and luxurious.
v) Many conflicts between the Zamindars and the Peasants arose in rural Bengal.
38.
1) The sources for the history of modern indaia help us to know the political, socio-economic and cultural development in the country.
2) From the very beginning, the Europeans recorded their official transactions in india on state papers.
3) This records are very valuable to know about their relations in India.
4) Archives are the store houses of precious historical informations.
5) People began to know easily about the fields like art, literature, history and science through Written sources.
6) Many paintings and statues are the main sources of modern Indian history.
7) They give us a lot of information and the achievement of national leaders and historical personalities.
8) Museums help to preserve and promote our cultural heritage.
9) Coins are a good source to know about administrative history.
39.
Gross Domestic Product
40.
Real Head
41.
Humidity
42.
North west province
43.
First Maratha War
44.
Reasons:
The amount of solar radiation, the chemistry of the atmosphere, clouds and the biosphere all affects earth's weather and climate as global climate changes, weather patterns are changing as well."
45.
1. After reaching the earth surface the molten magma from the volcanoes get solidified and form igneous rocks.
2. So Igneous rocks are found in the regions of volcanoes.
46.
1. Chemical sedimentary rocks are found in the beds of reservoirs because minerals that contains in the rocks are dissolved in the water and changed as a chemical mixture.
2. It is formed usually through evaporation of chemical rich solution.
47.
| Absolute Humidity | Relative Humidity | |
| 1. | Absolute Humidity is the mass or weight of water vapour present per unit volume of air. |
Relative humidity is a ratio between the actual amount of water vapour present in the air and the maximum amount of water vapour it can hold at a given temperature. |
| 2. |
It is expressed usually in grams per cubric meter of air. |
It is expressed as a percentage. |
48.
| Weather | Climate | |
| 1. | Weather is a day to day conditions of the atmosphere of any place in regard to temperature, pressure, wind humidity and rainfall. |
Climate is the average state of weather for a longer period of time at any place. |
| 2. |
It is calculated for a day or a short period of time. |
To set reliable of climate, a minimum of 35 years records or weather are necessary. |
49.
| Soil Conservation | Soil Erosion | |
| 1. | It is the process of protecting the soil from erosion to maintain its fertility. |
It is the removal or destruction of top layer by natural forces and human activities. |
| 2. | It maintains fertility of soil. | Soil erosion reduces the fertility of soil |
| 3. | Afforestation, controlled grazing, construction of dams are methods of soil conservation. |
Deforestation, over grazing are the causes of soil erosion. |
50.
| Metamorphic rock | Sedimentary rock | |
| 1. | When Igneous and sedimentary rocks subject to high temperature and pressure metamorphic rocks are formed. |
Sedimentary rocks are formed by the sediments derved and deposited by various agents. |
| 2. | They are mostly crystal line in nature. | They are non-crystalline rocks |
| 3. | They consist of alternate bands of light and dark minerals. | They contain fossils. |
| 4. | Example: Gneiss, slate | Example: Domomite, Limestone |
51.
1. Weather is the day today conditions of the atmosphere at any place as regards sunshine, temperature, cloud cover, Wind fog condition, air pressure, humidity, precipitation and such other elements.
2. It refers to short periods like a day, a week, a month or a little longer.
3. Weather changes from time to time in a day and one period to the other in a year.
4. The weather is cool in winter and hot in summer.
52.
a) Black Money
53.
No effects on production
54.
Barter system
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