100 Common General Knowledge Questions and Answers.....

No. Question Answer 01 The theory of relativity was propounded by Albert Einstein 02 The principal metal used in manufacturing steel is Iron 03 An alimeter is used for measuring Altitude 04 Oology is the study of Birds eggs 05 Radioactivity was discovered by Henry Bacquerel 06 The metal used in storage batteries is Lead 07 The instrument used to measure the relative humidity of air is Hygrometer 08 Barometer was invented by Torricelli 09 The unit of power is Watt 10 Radium was discovered by Marie and Pierrie Curie 11 The existence of isotopes was discovered by Frederick Soddy 12 Dynamo was invented by Michael Faraday 13 The nuclear reactor was invented by Enrico Ferni 14 The law of gravitation was propounded by Sir Isaac Newton 15 Crescograph was invented by J.C.Bose 16 Crescograph is used to measure the Rate of growth of a plant 17 Galileo's first scientific discovery was Pendulum 18 Microscope was invented by Aaton Van Leewen Hock 19 The scientist who is known as father of modern biology is Aristotle 20 The first person to see a cell under microscope was Robert Hooke 21 The smallest flowering plant is Worffia 22 The four blood groups were discovered by Karl Landsteiner 23 Sodium was discovered by Sir Humphry Davy 24 The atomic number of oxygen is Eight 25 The basic building blocks of proteins are Amino acids 26 The botanical name of the cotton plant is Gossipium Hirsutum 27 An Electroscope is used to Detect charges on a body 28 The unit of loudness is Phon 29 An ammeter is used to measure Electric current 30 Plant that eat insects are called Insectivorous plants 31 Fruits that are formed without fertilization are called Parthenocarpic 32 Plants that flower only once in their lifetime are called Mono carpic 33 The botanical name for rice is Oryza Sativa 34 Penicillin is obtained from Mould 35 The largest tree in the world is Seguoia Gigantica 36 Herpetology is the study of Reptiles 37 Entomology is the study of Insects 38 Ornithology is the study of Birds 39 Ichtyology is the study of Fishes 40 Osteology is the study of Bones 41 The botanical name for brinjal is Solanum melongenal 42 The botanical name for onion is Allium Cepa 43 The study of sound is called Acoustics 44 The study of heavenly bodies is called Astronomy 45 The study of tissues is called Histology 46 Electric Lamp was invented by Thomas alva Edison 47 The fear of crowd is called Ochlophobia 48 The fear of books is called Bibliophobia 49 The fear of going to bed is called Clinophobia 50 The symbol of gold is Au 51 The symbol of sodium is Na 52 The symbol of Sr stands for Strontium 53 The symbol Rb stands for Rubidium 54 The symbol Md stands for Mendelevium 55 Calcium sulphate is commonly called Plaster of Paris 56 Sodium carbonate is commonly called Washing Soda 57 Sodium chloride is commonly known as Common Salt 58 The chemical name of Chloroform is Trichloromethane 59 The chemical name of baking powder is Sodium bicarbonate 60 The chemical name of bleaching powder is Calcium hypochlorite 61 The formula HCL stands for Hydrochloric Acid 62 The formula H2SO4 stands for Sulphuric Acid 63 The formula CHCI3 stands for Trichloromethane 64 The formula H2O2 stands for Hydrogen peroxide 65 A fungus which can only survive on other living organisms is called Obligate Parasite 66 A plant which lives in the dark is called Scotophyte 67 A plant adapted to live in dry places is called a Xerophyte 68 A plant adapted for growth in water is called a Hydrophyte 69 Bifocal lens was invented by Benjamin Franklin 70 Cement was invented by Joseph Aspdin 71 Laser was invented by Dr.Charles H..Townes 72 Electromagnet was invented by William Sturgeon 73 Rayon was invented by Sir Joseph Swann 74 Thermostat is an instrument used for regulating Constant temperature 75 The science of organic forms and structures is known as Morphology 76 Phycology is the study of Algae 77 Tata Institute of Fundamental Research was established in 1945 78 CSIR stands for Council of Scientific and Industrial Research 79 ISRO stands for Indian Space Research Organisation 80 The first human being to land on moon was Neil Armstrong 81 The first Indian in space was Rakesh Sharma 82 ISAC stands for ISRO Satellite Centre 83 VSSC stands for Vikram Sarabhai space Centre 84 The headquarters of ISRO is located at Bangalore 85 VSSC is located at Thiruvananthapuram 86 ISAC is located at Bangalore 87 National Science Centre is located at New Delhi 88 Central Tobacco Research Institute is located at Rajahmundry 89 Indian Institute of Horticultural Research is located at Bangalore 90 The Atomic Energy Commission was set up in August 1948 91 The first Indian Satellite was Aryabhatta 92 The first Indian Satellite was launched in the year 1975 93 ASLV stands for Augmented Satellite Launch Vehicle 94 INSAT stands for Indian National Satellite 95 The fear of women is known as Gynophobia 96 The fear of men is known as Androphobia 97 The scientist who developed the Quantum theory was Max Plonck 98 The steam engine was invented by James Watt 99 The botanical name of tea is Camellia Sinensis 100 Logarithms were devised by John Napier