History 1 St Online Exam

The correct answer is option 3, பிரித்தானியா. This is because the question asks for the country where the Industrial Revolution first took place. The Industrial Revolution began in Britain in the late 18th century and had a significant impact on the world, leading to advancements in technology, manufacturing, and social changes.

In 1733, John Kay invented the flying shuttle, which revolutionized the weaving industry. The flying shuttle was a device used in a loom that allowed weavers to weave wider fabrics more quickly. This invention increased the productivity of the textile industry and played a significant role in the Industrial Revolution. Therefore, option 1, "பறக்கும் நூனாழி" (flying shuttle), is the correct answer.

The correct answer is Option 1 because the given question asks about the person who discovered the concept of gravity. Sir Isaac Newton is widely known for his work on gravity and is credited with formulating the laws of motion and the law of universal gravitation. Therefore, Option 1, Sir Isaac Newton (ஹம்பிறி டேவி), is the correct answer.

The correct answer is option 4 because the question asks for the substance that is not produced through the process of photosynthesis. Out of the given options, only option 4, "kudipaanangal" (alcoholic beverages), is not produced through photosynthesis. Photosynthesis is the process by which plants convert sunlight, carbon dioxide, and water into glucose and oxygen. Medicines (option 1), minerals (option 2), and microorganisms (option 3) can all be produced through various biological processes, including photosynthesis.

The person who discovered the method of square roots is John Napier.

LandSat images are satellite images that are used for various purposes including land cover mapping. The question asks for the country where land cover maps are seen in large quantities. The correct answer, option 2, "பிரித்தானியா" (Britain), suggests that land cover maps are commonly seen in large quantities in Britain.

In ancient Sri Lanka, the transportation of mail was done using horse-drawn carts. This method of mail service was known as "குதிரை வண்டி மூலம்" (kuthirai vandi moolam) in Tamil. Therefore, option 3 is the correct answer.

The person who discovered the phenomenon of radio waves and their ability to transmit news and information is Guglielmo Marconi. Therefore, the correct answer is Option 2.

The correct answer is Option 4 because Adams Smith is known for his contributions to the field of economics and is considered the father of modern economics. He is known for his famous book "The Wealth of Nations" which laid the foundation for classical economics and advocated for free market principles.

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The question is asking for the main road that was initially constructed by a person named Edvad Bance. The correct answer is option 1, which states that the main road was constructed from Kandhi to Kozhumbu.

The correct answer is option 1 because "பெனீ தபால் சேவை" (Penny Postal Service) was introduced in 1840.

The correct answer is Option 4, 18ம் நூற்றாண்டு. This is because the phrase "கைத்தொழில் புரட்சி முதன் முதலில் ஏற்பட்ட காலப்பகுதி" translates to "The first phase of the Industrial Revolution" in English. The Industrial Revolution began in the late 18th century, specifically in the 18th decade, which corresponds to the option 4, 18ம் நூற்றாண்டு.

The correct answer is option 4 because it states that the development of irrigation canals has contributed to the growth of the agricultural sector. This implies that the availability of water through the canals has allowed farmers to cultivate their land more effectively, leading to an increase in agricultural production.

The correct answer is Option 4 because the phrase "நெசவுக் கைத்தொழில்" translates to "service industry" in English. The other options do not match the given phrase. Option 1 translates to "communication industry," Option 2 translates to "agriculture industry," and Option 3 translates to "land development industry." Therefore, Option 4 is the correct answer as it accurately represents the given phrase.

In Sri Lanka, the first postal stamp was issued in 1857.

One of the social causes that led to unemployment is the discrimination against the poor. This means that society discriminates against individuals who are economically disadvantaged, making it difficult for them to find employment opportunities.

The person who discovered the method of extracting iron using a blast furnace is Abraham Darby.

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The correct answer is option 3, Japan. This is because Japan has experienced significant growth in its industrial sector, particularly in manufacturing and technology, which has contributed to its economic development. Japan is known for its advanced technology, automotive industry, and electronic goods, making it a major player in the global market.

The main reason for the growth of the prison industry in Europe is economic development.

The correct order of the given letters 'அ' and 'ஆ' is D C B A. This can be determined by looking at the corresponding numbers given below each letter. The numbers are arranged in ascending order, indicating the correct sequence. Therefore, the correct answer is Option 4.

In 1903, there were 340 tea estates in Sri Lanka.

The correct answer is 1858.

The correct answer is option 3 because the phrase "பெருந்தோட்ட உற்பத்திகளை கொழும்பு துறைமுகத்திற்கு கொண்டு செல்ல உதவிய போக்குவரத்து முறை" refers to a mode of transportation that helps in transporting goods from the rural areas to the city. Among the given options, only option 3 "மாட்டு வண்டி" (bullock cart) fits this description as it is commonly used in rural areas for transporting goods.