Friday 3 July 2015

Useful facts for exams and test preparation


    The first Muslim king of India was Qutab-ud-Aiba.
    Hydrogen element was discovered by Henry Cavendish.
    Nitric acid was discovered by Jabir-bin-Hayan.
    The USP is shortened for “Uninterrupted Power Supply”.
    The botanical name of wheat is Triticum.
    There are 12 pairs of ribs in human body.
    America was discovered by Columbus.
    The symbol of silver element is “AG”.
    There are 639 muscles in human body.
    The study of insects and pests is called pestology.
    The country that has 11 official languages is South Africa.
    The most intelligent animal after human being is dolphin.
    The magnetic field of electric current was discovered by Faraday.
    Electric current is measured by ammeter.
    Gas pressure is measured by manometer.
    The old name of Istanbul is qustuntunia.
    Sunlight is composed of seven colours.
    The unit of current is ampere.
    Carbon dioxide is used in soft drinks.
    Resistance is measured in ohm.
    Electromagnetic theory of light was proposed by Maxwell.
    The largest planet of solar system is Jupiter.
    The vitamin C cannot be stored in human body.
    The study of parasites is called Parasitology.
    The SI unit of pressure is Pascal.
    The word gene was coined by Johanson.
    The meaning of word physics is nature.
    Electric current is a vector quantity.
    According to population, Pakistan is world’s 6th largest country.
    The unit of work is joule.
    DPO is abbreviated for “District Police Officer”.
    Pakistan become member of CENTO in 1955.
    The function of Ozone layer is to absorb ultraviolet rays.
    The most spoken language of world is Mandarin Chinese.
    World’s smallest bird is humming bird.
    The largest Island of world is Greenland.
    Human body has 23 pairs of chromosomes.
    The unit of frequency is Hertz.
    The chemical formula of table salt is Nacl.
    The red blood cells of human body are formed in bone marrow.
    The father of modern biology is called to Linmaeus.
    Pakistan shares longest border with Afghanistan.
    The total forest area of Pakistan is 4.5%.
    “Higher than hopes” is the biography of Nelson Mandela.
    Study of handwriting is known as Graphology.
    Country known as land of white elephants is Thailand.
    The number of muscles in human body is 600.
    The largest gland in human body is liver.
    The first football world cup was played in 1930.
    World's largest desert is Sahara.
    Hydrogen is not soluble in water.
    The molecular formula of sand is SiO2.
    The hardest natural substance known is diamond.
    Silicon is the second most abundant element in the earth’s crust.
    Air contains 21% Oxygen gas by volume.
    The formula of bleaching powder was suggested by proffer Odling.
    Bronze is an alloy of copper and carbon.
    Sulphuric acid is also known as oil of vitriol.
     

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