Everyday Science

Everyday Science subject is comprise of Biology, Chemistry, Physics, Environmental Science, Geography and Engineering Subjects. This section also carries MCQs about how and why, science shapes our daily lives. Everyday Science or EDS is one of the compulsory subjects in CSS. It is also part of most of general tests conducted by different testing services and government departments, schools or colleges.

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    Everyday Science
    Thickness of asteroid belt is:
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    Food Science
    Albinism is an important physiological disorder of:
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    Environmental Chemistry: Water
    Water in swimming pools is purified by adding
    The most common way to purify swimming pool water is to add chlorine. Chlorine is a strong disinfectant that kills bacteria, algae, and other microorganisms. It is added to the water in liquid, tablet, or granular form. Chlorine can be effective in keeping swimming pool water clean and safe, but it is important to use it properly. Too much chlorine can irritate the skin and eyes, and it can also produce harmful byproducts.
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    Elements and Substances
    Which non-metal is essential for life and inhaled during breathing?
    The non-metal that is essential for our life and we inhale during breathing is oxygen. Oxygen is a colorless, odorless gas that makes up about 21% of the Earth’s atmosphere. It is essential for respiration, which is the process of using oxygen to release energy from food. Oxygen is also essential for many other biological processes, such as the production of ATP, the body’s main source of energy.
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    Everyday Science
    What is the name of the stage in Earth’s orbit when it is farthest from the Sun?
    The stage in which Earth is farthest from the Sun is classified as aphelion. Aphelion occurs every year around July 4th. At aphelion, Earth is about 94.5 million miles (152.1 million kilometers) from the Sun. This is about 3.4 million miles (5.5 million kilometers) farther than Earth’s closest approach to the Sun, which occurs every year around January 3rd.
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    Everyday Science
    Permanent magnets can be made from:
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    Everyday Science
    What is the energy stored in the nucleus of an atom called?
    The energy stored in the nucleus of an atom is called nuclear energy. It is the energy that holds the nucleus together, and it is released when the nucleus splits or combines with another nucleus. Nuclear energy is a very powerful form of energy, and it can be used to generate electricity, create nuclear weapons, and power spacecraft.
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    Everyday Science
    Silver is used for making
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    Elements and Substances
    Which of the following is used as a fuel in space rockets ?
    Liquid oxygen is the most common oxidizer used in space rockets. It is highly reactive and helps to produce a powerful combustion reaction.
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    Everyday Science
    Fuse wire is made of an alloy of:
    An electrical fuse is a safety device in the circuit that protects electrical systems by breaking the connection when a short circuit is occurring. The fuse wire is made up of Sn (tin) and Pb (lead) alloy because of its high resistance and low melting point.
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