General Science Online Questions

Home⇒Question Answer⇒ Science and Technology Questions Answer

Q166. Red snow phenomenon is due to
(a) Acid rain
(b) An algae
(c) Iron element in soil
(d) Blood of dead organosms in snow

Q167. It is dangerous to have charcoal fire burning in a closed room because it produces
(a) carbon dioxide
(b) carbon monoxide
(c) sulphur dioxide
(d) nitrogen dioxide

Q168. Which of the following is the first calculating device
(a) Abacus
(b) Calculator
(c) Pascaline
(d) Turning machine

Q169. If persons addicted to alcohol, the liver gets damaged because it
(a) Has to detoxify the alcohol
(b) stores excess of glycon
(c) is over stimulated to screte more bile
(d) accumulates excess of fats

Q170. Plaster of Paris is produced by heating
(a) Graphite
(b) Gypsum
(c) Zinc
(d) Lead

Q171. Which of the following is the brightest star in our solar system
(a) Proxima Centauri
(b) Canopus
(c) Sirius
(d) Arcturus

Q172. Who discovered the rings of Saturn
(a) Galileo
(b) Newton
(c) Tycho Brahe
(d) Edmund Halley

Q173. The first planet discovered with a telescope is
(a) Mars
(b) Uranus
(c) Saturn
(d) Jupiter

Q174. Who invented the first handheld cellular mobile phone
(a) Martin Cooper
(b) Shuji Nakamura
(c) Choi Gee-Sung
(d) Alexander Graham Bell

Q175. The colour of a star indicates its
(a) Temperature
(b) Distance
(c) Mass
(d) Luminosity

Q176. H1N1 virus mention with reference to which one of the following diseases
(a) AIDS
(b) Bird flu
(c) Dengue
(d) Swine flue

Q177. The name of the space telescope used to discover the l8th hidden earth sized Exoplanets is
(a) Hubble
(b) Kepler
(c) Herschel
(d) Spitzer

Q178. What is the name of the NASAs first Astrobee robot to fly under its own power in space
(a) The Terminator
(b) Slug Bot
(c) Bumble
(d) Leonardo

Q179. Widal test is employed to diagnose
(a) Typhoid
(b) Cholera
(c) AIDS
(d) Tuberculosis

Q180. Boiling point of water inside a sealed pressure cooker is
(a) 100°C
(b) 112°C
(c) 121°C
(d) 131°C

___________________________________________________________________________