GK FOR ALL........

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

184

The refrigerator was invented by

J.Perkins