Basic Information of Daily Science Inventions and
77. Centigrade & Farenheit scales give same reading at--
- ক. -273°
- খ. -100°
- গ. -40°
- ঘ. -32°
উত্তরঃ -40°
78. The scientist who first discovered that the earth rrevolves round the sun was--
- ক. Copernicus
- খ. Einstein
- গ. Newton
- ঘ. Dalton
উত্তরঃ Copernicus
79. Alexander Fleming discovered--
- ক. Streptomycin
- খ. Telephone
- গ. Penicillin
- ঘ. X-ray
উত্তরঃ Penicillin
80. Who among following invented the steam engine?
- ক. Thomas Savery
- খ. Wright Brothers
- গ. Marconi
- ঘ. James Watt
উত্তরঃ James Watt
82. Who discovered circulation of blood in human body?
- ক. William Harvey
- খ. Jonon Esals
- গ. Edward Jenner
- ঘ. Joseph Lister
উত্তরঃ William Harvey
83. The first attempt in printing was made in England by--
- ক. William Caxton
- খ. Isaac Newton
- গ. James Arkwright
- ঘ. James Watt
উত্তরঃ William Caxton
84. Who was the surgeon who pioneered antiseptic surgery in 1865?
- ক. Henry William
- খ. John Sleeman
- গ. Edward Jenner
- ঘ. Joseph Lister
উত্তরঃ Joseph Lister
85. The credit of inventing the television goes to----
- ক. Edison
- খ. Marconi
- গ. Faraday
- ঘ. Baird
উত্তরঃ Baird
86. The credit of developing the polio vaccine goes to--
- ক. Selman Waksman
- খ. John Sleeman
- গ. Jonas Salk
- ঘ. Alb E. Sabin
উত্তরঃ Jonas Salk
87. Mark the wrong combination--
- ক. J. L. Baird : Television
- খ. J. Perkins : Penicillin
- গ. James Watt : Steam Engine
- ঘ. A. G. Bell : Telephone
উত্তরঃ J. Perkins : Penicillin
88. Choose the correct combination--
- ক. Evolution : Darwin
- খ. Aeroplane : Harway
- গ. Typewriter : Remington
- ঘ. Dynamite : Dunlop
উত্তরঃ Evolution : Darwin
90. Blaze Pascal is associated with---
- ক. Computer
- খ. Cinema
- গ. Television
- ঘ. Calculating Machine
উত্তরঃ Calculating Machine
91. Wright Brothers are regarded inventors of the----
- ক. Aeroplane
- খ. Honda
- গ. Balloon
- ঘ. Bicycle
উত্তরঃ Aeroplane
92. Which of the following pairs is incorrect?
- ক. Faraday : Diffusion of gases
- খ. Pasteur : Bacteriology
- গ. Roentgen : X-ray
- ঘ. Newton : Law of Gravitation
উত্তরঃ Faraday : Diffusion of gases
93. Anatomy is the branch of science which deals with--
- ক. Animal behavior
- খ. Cells and tissues
- গ. Structure of animals and plants
- ঘ. Functioning of body organs
উত্তরঃ Structure of animals and plants
94. Study of earthquakes is known as--
- ক. Numismatic
- খ. Ecology
- গ. Seismology
- ঘ. Physiology
উত্তরঃ Seismology
- ক. Relation between Organisms and their environment
- খ. Tissues
- গ. Birds
- ঘ. Cell formation
উত্তরঃ Relation between Organisms and their environment
98. Study of life in outer space is known as--
- ক. Enterobiology
- খ. Neobiology
- গ. Endobiology
- ঘ. Exobiology
উত্তরঃ Exobiology
100. Eugenics is the study of---
- ক. Different races of mankind
- খ. Genetics of plants
- গ. Alteringhumans beings by changing their genetic components
- ঘ. People of European
উত্তরঃ Alteringhumans beings by changing their genetic components