“The Knowledge Library”

Knowledge for All, without Barriers……….
An Initiative by: Kausik Chakraborty.

Important Science Facts

Important Science Facts Astigmatism is a disease of the eyes. When is World Health Day celebrated? April 7th. Melaconite is an ore of which metal? – Copper Which acid is used in glass storage batteries? – Sulfuric acid. Approximately how many liters of blood does the human body contain? – 6 liters. Who first observed Read more…

History of Modern India Questions

History of Modern India Questions 1. Who was the judge who sentenced Bhagat Singh to death? → G.C. Hilton 2. Who was Mahatma Gandhi’s political guru? → Gopal Krishna Gokhale 3. Which act was called the law without appeal, without lawyer, and without argument? → Rowlatt Act 4. Who formed the Danda Fauj? → Chamandiv Read more…

Important Blood Facts

Important Blood Facts ⭕️Who discovered blood groups? Karl Landsteiner ⭕️How many blood types are there in human blood? Four: A, B, AB, O ⭕️Which blood type is a universal recipient? AB ⭕️Which blood type is a universal donor? O ⭕️What percentage of plasma is in human blood? 0.6% ⭕️What percentage of water is in plasma? Read more…

MCQ Quiz on Maharaja Surajmal

MCQ Quiz on Maharaja Surajmal   MCQ Quiz on Maharaja Surajmal Also Read: MCQ Quiz on Fundamental Duties

MCQ Quiz on Sarojini Naidu

MCQ Quiz on Sarojini Naidu   MCQ Quiz on Sarojini Naidu Also Read: MCQ Quiz on Fundamental Duties

Vocabulary For All Competitive Exams | 13.02.2026

Vocabulary For All Competitive Exams | 13-02-2026 Having a good command of Vocabulary will help you to ace many competitive exams. So here We bring you “Vocabulary For All Competitive Exams” on a daily basis to boost Vocabulary Power and helps you in your preparation for exams like Banking, Railway, Insurance, SSC, and other Government exams. Cognoscente Read more…

Daily Current Affairs, News Headlines 13.02.2026

Daily Current Affairs, News Headlines 13.02.2026 National Updates The Government notified an amendment to the National Highways Fee (Determination of Rates and Collection) Rules, 2008, to provide relief to users of National Expressways that are only partially operational. The amended rules will come into effect from the 15th of this month. Indian Railways has initiated Read more…

People Associated with Great Achievements

People Associated with Great Achievements 1. Brahma Samaj – Raja Rammohan Roy 2. Arya Samaj – Swami Dayanand Saraswati 3. Prarthana Samaj – Atmaram Pandurang 4. Din-i-Ilahi, Mansabdari System – Akbar 5. Bhakti Movement – ​​Ramanuja 6. Sikhism – Guru Nanak 7. Buddhism – Gautam Buddha 8. Jainism – Mahavira Swami 9. Founder of Islam, Read more…

Important Events of the National Movement

Important Events of the National Movement ►1904 ➖ Passage of the Indian Universities Act ►1905 ➖ Partition of Bengal ►1906 ➖ Establishment of the Muslim League ►1907 ➖ Surat Session, Split in the Congress ►1909 ➖ Morley-Minto Reforms ►1911 ➖ Delhi Durbar of the British Emperor ►1916 ➖ Formation of the Home Rule League ►1916 Read more…

महत्वपूर्ण राष्ट्रीय और अंतर्राष्ट्रीय दिवस

महत्वपूर्ण राष्ट्रीय और अंतर्राष्ट्रीय दिवस 1. लुईस ब्रेल दिवस – 4 जनवरी 2. विश्व हास्य दिवस – 10 जनवरी 3. राष्ट्रिय युवा दिवस – 12 जनवरी 4. थल सेना दिवस – 15 जनवरी 5. कुष्ठ निवारण दिवस – 30 जनवरी 6. भारत पर्यटन दिवस – 25 जनवरी 7. गणतंत्र दिवस – 26 जनवरी 8. अंतर्राष्ट्रीय Read more…

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