ATOM Atoms are very small, they are smaller than anything that we can imagine or compare with. Relative Sizes Radii (in m) Example 10–1 Watermelon 10–2 Ant 10–10 Atom of hydrogen 10–8 Molecule of haemoglobin 10–4 Grain of sand 10–9 Molecule of water Dalton was the first scientist to use the symbols for elements in … Read more
Matter – Solution – Important Points , Concept 1- Early Indian philosophers classified matter in the form of five basic elements – the ‘Panch Tatva’– air, earth, fire, sky and water 2-Kelvin is the SI unit of temperature, 00 C =273.16 K. For convenience, we take 00 C = 273 K after rounding off the … Read more
Our Environment & Eco System 1-An ecosystem consists of biotic componentscomprising living organisms and abiotic components comprising physical factors like temperature, rainfall, wind, soil and minerals 2-The Government of India has instituted an ‘Amrita Devi Bishnoi National Award for Wildlife Conservation’ in the memory of Amrita Devi Bishnoi, who in 1731 sacrificed her life along … Read more
Geography -Means Of Transport 1-Trade between two countries is called international trade. It may take place through sea, air or land routes. 2- Shah Suri Marg is called National Highway No.1, between Delhi and Amritsar. 3-National Highway-7 is the longest and traverses 2, 369 km between Varanasi and Kanyakumari via Jabalpur, Nagpur, Hyderabad, Bangalore and … Read more
GK – Plants, Political Leaders, Computer 1-Mesophytes are the plants that needs moderate amounts of moisture for growth. 2-Hydrophytes are the plants that will only grow in water or in a very moist environment 3- Heliophytes are the plants that can survive and grow in direct sunlight or that grows best in direct sunlight 4-Tropophytes … Read more
General Awareness 1-Anjum Chopra, a former Indian captain, has become the first Indian woman cricketer to get the prestigious honorary life membership of the Marylebone Cricket Club (MCC). 2-The United Nations charter, the seminal treaty of the UN, has been translated into Sanskrit by Dr Jitendra Kumar Tripathi 3-The United Nations Charter was signed on … Read more
Physics -Concept – Important One Liners * One mega watt hour (MWH) is equal to 3.6 × 109 joule * The Element of an electric heater is made of Nichrome * At – 40o Celsius temperature are the temperature on Celsius and Fahrenheit scales equal * When water is heated from 0o Celsius to 100o … Read more
Business/Economy 1-The amalgamation of Centurion bank and HDFC bank in India was carried out in the year 2008 2-SBI was nationalised in the year 1955 3-Banking Regulation Act was passed in the year 1949 4- RBI Act come into existence in 1934 5-India a member of IMF since 1947 6-Ministry of Finance, Government … Read more
History 1-‘Indica’a reliable source for the history of Chandragupta Maurya was written by Megasthanes 2-Malvikagnimitram works of Kalidas gives information about history of Sunga dynasty 3- Rig Veda has 10 mandal 1028 Sakta and 10,580 Richas. 4-The main objective of the Kuka Movement in the Punjab was / were a) To purify Sikh religion of … Read more
1-Indian Space Research Organisation polar satellite Launch Vehicle (PSLV C-28) that lunched five satellites, weighing 1440kg for a company is based in United Kingdom. 2-According to a recent research published by World Economic Forum, World biggest employer is US department of Defense 3- Pradhan Mantri Jan Dhan Yojna (PMJDY) provides that each customer who opens … Read more