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
    Which of the following is a disease that results in inflammation of the skin and also known as eczema?
    Dermatitis (also known as eczema) is inflammation of the skin, typically characterized by itchiness, redness and a rash.
    Author: rikazzz Comment
    Everyday Science
    Which metal pollutes the air of a big city?
    Author: rikazzz Comment
    Everyday Science
    Loss of water from tip of leaves is
    Guttation is the process of exudation of water droplets from the tips of leaves in vascular plants through special pores called hydathodes. Therefore, the loss of water from the tips of leaves is called guttation.
    Author: rikazzz Comment
    Chemistry
    When Sodium reacts with water to form sodium hydroxide, the physical state of sodium hydroxide is
    Sodium metal reacts rapidly with water to form a colourless solution of sodium hydroxide (NaOH) and hydrogen gas (H2). The resulting solution is basic because of the dissolved hydroxide. The reaction is exothermic.
    Author: rikazzz Comment
    Everyday Science
    The colour of white light which is deviated the maximum on passing through a glass prism is
    Author: rikazzz Comment
    Everyday Science
    For how much time does “Delete for everyone” feature work in WhatsApp after the message has been sent?
    At the moment, WhatsApp allows users to delete messages for all recipients in a conversation for 4096 seconds (or 68 minutes and 16 seconds) after the message is sent. This timer was increased after the feature was released in 2017 with the ability to delete messages within 8 minutes after they were sent.
    Author: Ahmad Comment
    Everyday Science
    The unit of measurement used to express the thickness of ozone layer is
    The Dobson Unit is a way to describe how much ozone there would be in the column if it were all squeezed into a single layer. The average amount of ozone in the atmosphere is roughly 300 Dobson Units, equivalent to a layer 3 millimeters (0.12 inches) thick—the height of 2 pennies stacked together
    Author: rikazzz Comment
    Chemistry
    Which of the following is known as black gold?
    The Petroleum is called black gold because when the crude oil is extracted from the soil below, it is black in colour.
    Author: rikazzz Comment
    Everyday Science
    During the process of photosynthesis in a neem tree, the first step is
    A
    Author: rikazzz Comment
    Everyday Science
    The chemical name of which of the following vitamins is Ergocalciferol?
    The chemical name of vitamin D2 is Ergocalciferol
    Author: rikazzz Comment