Question Detail Approximately how many Galaxies are there ? 10 Billion Galaxies 100 Billion Galaxies 1000 Billion Galaxies 10000 Billion Galaxies Answer: Option B Ad Similar Questions : 1. Which among following is also known as "Island of pearls" ? AustraliaMadagascarBahrainSaudi Arabia Answer: Option CExplanation:Australia is also known as "Island Continent", Madagascar is also known as "Island of cloves". 2. Diameter of moon is ? 3375 km3415 km3425 km3475 km Answer: Option DExplanation:Diameter of moon is 3475 km and its circumference is 10864 km. 3. Hirakud Multipurpose Project is on which river ? RaviMahanadiGandakBetwa Answer: Option B 4. Which is not a type of rock ? IgneousSedimentaryMetamorphicSedomorphic Answer: Option D 5. "Gol Gumbaz" is in ? MaharashtraKarnatakaKashmirBihar Answer: Option BExplanation:"Gol Gumbaz" is in Bizapur Karnataka. Read more from - Geography Questions Answers