Everyday Science
    Where was the world`s first oil well drilled?
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    One Word Substitution
    Practice of having several wives:
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    Everyday Science
    The Moon’s density is what percentage of the Earth’s?
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    English Synonyms
    Synonym of WHORL
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    Pakistan Daily Current Affairs
    Who is the first Hindu Lieutenant Colonel in the Pakistan Army?
    The first Hindu Lieutenant Colonel in the Pakistan Army is Kelash Kumar. He was promoted to the rank of Lieutenant Colonel in February 2023. Kumar is a medical doctor and has been serving in the Pakistan Army for over 20 years. He is a native of Tharparkar, Sindh, Pakistan.
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    Everyday Science
    A Transistor is a semiconductor device with at least _______ terminals.
    A transistor is a semiconductor device used to amplify or switch electronic signals and electrical power. Transistors are one of the basic building blocks of modern electronics. It is composed of semiconductor material usually with at least three terminals for connection to an external circuit.
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    Everyday Science
    Pick the characteristic feature of plane mirror.
    An image formed by a plane mirror has the following characteristics: Virtual and erect. Behind the mirror. The size of the image is equal to the size of the object. Laterally inverted image (image of the left side visible on the right side).
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    Chemistry
    Unsaturated carbon compound when burnt gives
    Unsaturated carbon compounds on combustion give a yellow flame with lots of black soot. On combustion, saturated carbon compounds give a clean flame while unsaturated carbon compounds give a yellow flame with lots of black soot.
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    Everyday Science
    Isotone are species of atoms that have the same number of:
    Isotone, any of two or more species of atoms or nuclei that have the same number of neutrons. Thus, chlorine-37 and potassium-39 are isotones, because the nucleus of this species of chlorine consists of 17 protons and 20 neutrons, whereas the nucleus of this species of potassium contains 19 protons and 20 neutrons.
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    Everyday Science
    Which one of the following statements holds true for a human being?
    C
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