| 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 |
| 101 | The acid used in a car battery is | Sulphuric acid |
| 102 | The system for writing by blind people was invented by | Louis Braille |
| 103 | The parachute was used for the first time by | J.P.Blanchard |
| 104 | The German physicit who first demonstrated the existence of Radio waves was | Henrich Hertz |
| 105 | The instrument that records the intensity of earthquakes is | Seismograph |
| 106 | The laws of floating bodies was discovered by | Archimedes |
| 107 | The density of milk is measured by a | Lactometer |
| 108 | Fountain pen was invented by | L.E.Waterman |
| 109 | The instrument used to measure the pressure of gases is the | Monometer |
| 110 | Bhaskara I was a famous | Astronomer |
| 111 | The first atomic power station established in India was the | Tarapore Atomic Power Station |
| 112 | The role of heredity was demonstrated by | Mendel |
| 113 | The instrument used to measure the concentration of salt water is the | Salinometer |
| 114 | Spectroscopy is the study of | Anders John Angstrom |
| 115 | Dactylography is the study of | Finger Prints |
| 116 | A tangent galvanometer is used to study the | Strength of direct current |
| 117 | The fruit of Oak is called | Acron |
| 118 | ZETA stands for | Zero Energy Thermonuclear Assembly |
| 119 | The formula C6H5OH stands for | Phenol |
| 120 | Michael Faraday worked as an assistant under another scientist whose name was | Sir Humphry Davy |
| 121 | Vulcanised rubber was invented by | Charles Goodyear |
| 122 | The symbol Zn stands for | Zinc |
| 123 | The symbol He stands for | Helium |
| 124 | Celluloid was invented by | A.Parker |
| 125 | Glider was invented by | Sir George Caley |
| 126 | Safety matches was invented by | J.E.Lundstrom |
| 127 | Radio valve was invented by | Sir J.A.Fleming |
| 128 | Space Applications Centre is located at | Ahmedabad |
| 129 | Atomic Energy Commission is located at | Mumbai |
| 130 | Dynamics is the study of | Movements of bodies |
| 131 | Statics is the study of | Forces acting on bodies at rest |
| 132 | Mechanics is the study of | Forces acting on bodies |
| 133 | Zoology is the study of | Animal life |
| 134 | Botany is the study of | Plant life |
| 135 | Psychology is the study of | Human mind |
| 136 | The first American to orbit earth was | John H.Glen |
| 137 | The electro-cardiograph was invented by | William Einthoven |
| 138 | The molecular formula of cane sugar is | C12H22O11 |
| 139 | A compound which contains only hydrogen and Carbon is called a | Hydrocarbon |
| 140 | The liquid used to preserve specimens of plans and animals is | Formalin |
| 141 | The law of segregaton was propounded by | Mendel |
| 142 | Auriscope is used to detect | Ear disorders |
| 143 | The three states of matter are | Solid,liquid and gas |
| 144 | The scientific name for blood platelets is | Thrombocytes |
| 145 | The response of a plant to heat is called | Thermotropism |
| 146 | The response of a plant to touch is called | Trigmotropism |
| 147 | The symbol Zr stands for | Zirconium |
| 148 | Nickel was discovered by | Cronstledt |
| 149 | Manganese was discovered by | Gahn |
| 150 | The common name for pottasium carbonate is | Potash |
| 151 | Bismuth was discovered by | Valentine |
| 152 | The biggest plant seed is | Cocodemer |
| 153 | Toxicology is the study of | Poisons |
| 154 | Virology is the study of | Viruses |
| 155 | Paleontology is the study of | Fossils |
| 156 | Calorimeter is used to measure | Quantity of heat |
| 157 | Chronometer was invented by | John Harrison |
| 158 | Stethoscope was invented by | William Stockes |
| 159 | Spinning frame was invented by | Sir Richard Arkwright |
| 160 | Al stands for | Aluminium |
| 161 | Gd stands for | Gadolinium |
| 162 | Ir stands for | Iridium |
| 163 | Bi stands for | Bismuth |
| 164 | The Chemical formula of sodium bicarbonate is | NaHCO3 |
| 165 | The chemical formula of common salt is | Nacl |
| 166 | The chemical formula of washing soda is | Na2CO3,IOH2O |
| 167 | The chemical formula of lime soda is | CaCO3 |
| 168 | The chemical formula of chloroform is | CHcl3 |
| 169 | The study of grasses is known as | Agrostology |
| 170 | The study of antiquities is known as | Archaeology |
| 171 | The study of the duration of life is known as | Chronobiology |
| 172 | The study of bacteria is known as | Bacteriology |
| 173 | Nylon was invented by | Dr.Wallace H.Carothers |
| 174 | Electric razor was invented by | Jacob Schick |
| 175 | The symbol of silver is | Ag |
| 176 | The symbol of silicon is | Si |
| 177 | The symbol of titanium is | Ti |
| 178 | Calcium oxide is commonly known as | Quick lime |
| 179 | A deviation of light passing from one medium to another is known as | Refraction |
| 180 | An apparatus for generation of atomic energy is called a | Reactor |
| 181 | A machine used for converting mechanical energy into electrical energy is called a | Generator |
| 182 | The first Indian woman in space was | Kalpana Chawla |
| 183 | The revolver was invented by | Samuel Colt |
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