Kerala PSC Degree Level General Knowledge Questions and Answers : Part 81

#801) In which novel Sherlock Holmes appearing for the first time? (a) A Study in Scarlet (b) Casino Royale (c) Dr.No (d) The Valley of Fear Ans: (a) A Study in Scarlet #802) Intelligence test is related to: (a) Sigmund Freud (b) Asimov (c) Binet (d) Frobel Ans: (c) Binet #803) In Roman numeration ‘D’ indicates: (a) 50 (b) 100 (c) 1000 (d) 500 Ans: (d) 500 #804) Who led Manhattan Project to make the first atom bomb? (a) Oppenheimer (b) Einstein (c) Fermi (d) Samuel Cohen Ans: (a) Oppenheimer #805) The first to isolate aluminium from bauxite: (a) Oesterd (b) Wohler (c) Charles Martin Hall (d) Henry Bessemer Ans: (c) Charles Martin Hall #806) Water has minimum density at ….. degree celcius. (a) 0 (b) 4 (c) 10 (d) 1 Ans: (a) 0 #807) Which indicates the efficiency of burning of petroleum in engines: (a) Mach number (b) Knocking number (c) Octane number (d) None of these Ans: (c) Octane number #808) Acids turn blue litmus into ….. (a) Black (b) Yellow (c) Red (d) Green Ans: (c) Red #809) The gas filled in balloons used for weather monitoring: (a) Hydrogen (b) Oxygen (c) Helium (d) Nitrogen Ans: (c) Helium #810) The gallaxy to which the Sun is belonged: (a) Andromeda (b) Milky Way (c) Sirius (d) Nebula Ans: (b) Milky Way