1) How many planets are there in solar system  a) 9 b) 8 c) 7 d) 10 2) The following planet is nearest to the sun a) Mars b) Venus c) Mercury d) Saturn 3) The following is called dwarf planet  a) Saturn b) Jupiter c) Mars d) Pluto 4) Biggest planet is a) Jupiter b) Mercury c) Neptune d) Venus 5) Which one of the following is a star  a) Sun b) Moon c) Earth d) Venus

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