1 . "Red Data Book" is asociated with ?
    A.  Endangered plants
    B.  Endangered animals
    C.  Naxalite affected regions
    D.  Terrorism affected regions
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    2 . Peopl e consumi ng al cohol in heavy quantities generally die of
    A.  blood cancer
    B.  cirrhosis
    C.  liver or stomach cancer
    D.  weakening of heart muscles leading to cardiac arrest
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    3 . The organisms at the base of the grazing food-chain are
    A.  Producers
    B.  Herbivores
    C.  Carnivores
    D.  Decomposers
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    4 . Quartz crystats used in watches function on the principle of ?
    A.  Peizoelectric effect
    B.  Thermoelectric effect
    C.  Ion-electron effect
    D.  Photo electric effect
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    5 . Which of the following cereals was among the first to be used by man ?
    A.  Barley
    B.  Oat
    C.  Rye
    D.  Wheat
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    6 . Typing metal alloy used in printing press is mixture of —
    A.  Lead and Tin
    B.  Lead and Platinum
    C.  Lead and Antimony
    D.  Platinum and Tin
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    7 . Which one of the following forces is a ‘dissipative force’ ?
    A.  Gravitational force
    B.  Frictional force
    C.  Electrostatic force
    D.  Magnetic force
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    8 . Which one of the tributaries of the Ganga system flows northwards ?
    A.  Kosi
    B.  Ghaghara
    C.  Chambal
    D.  Gandak
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    9 . Which is an important red soil area ?
    A.  Indo-Gangetic Plan
    B.  Gujarat and Maharashtra
    C.  Karnataka
    D.  Jammu and Kashmir
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    10 . ‘Lumen’ is the unit of
    A.  Luminous flux
    B.  Luminous intensity
    C.  Illuminance
    D.  Brightness
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