Here are the top Important questions and answers from Science . these questions and answers are selected by our top experts and best for competitive Exams .
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 |
I’m Nitesh Brithwal Nanu , An Indian Engineer who is passionate about technology , current affairs , general Knowledge & programming . Constantly learning and experiencing new things.
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