| 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 |
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