(d) Fusion reactions takes place in the sun
Ans: (b)
380. The Solar System lies near the edge of a galaxy known as
   (a) The Milky Way
   (b) Radio Galaxy
   (c) Andromeda Nebula
   (d) Magellanic Clouds
Ans: (a)
381. The number of galaxies that are visible without telescope on clear dark
   nights and away from bright lights is
   (a) one
   (b) two
   (c) three
   (d) infinite
Ans: (c)
382. The Milky Way is
   (a) the path of a star which is nearest to the earth
   (b) a galaxy which includes the sun
   (c) a star that is nearest to the earth
   (d) None of these
Ans: (b)
383. Galaxies emit
   (a) radio waves and X-rays
   (b) ultraviolet light waves
   (c) visible light waves
   (d) All the above
Ans: (d)
384. The study of astronomy include a
   (a) astrology
   (b) astrophysics
   (c) astrometry
   (d) Both (b) and (c) above