General Knowledge(GK) (or) General Awareness

Correct Answer :   produces spores

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Correct Answer :   Hypoxemia

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Oxygen deficiency or decreased oxygen levels in the blood is a condition known as Hypoxemia.

Correct Answer :   difference threshold

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Correct Answer :   Cornea, Pupil, Lens and Retina

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From the cornea, the light passes through the pupil. From there, it then hits the lens, the transparent structure inside the eye that focuses light rays onto the retina. The iris, or the colored part of your eye, regulates the amount of light passing through. 

Correct Answer :   Glucose

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Here cellulose, sucrose and glycogen are all the forms of glucose. Hence, glucose includes all the other three given options.

Correct Answer :   Siderite

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Siderite is a mineral composed of iron(II) carbonate. It is a valuable iron mineral, since it is 48% iron and contains no sulfur or phosphorus. 

Correct Answer :   Secretion of hormones for calcium regulation in blood and bones

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Correct Answer :   Iron

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Rusting is an oxidation reaction. The iron reacts with water and oxygen to form hydrated iron(III) oxide, which we see as rust.

Correct Answer :   Jorge E. Hirsch

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The h-index is a commonly used measure that aims to encapsulate a scientist's productivity and impact into a single number. The metric is named for physicist J.E. Hirsch, who came up with the index in 2005 as a useful way to "characterize the scientific output of a researcher".

Correct Answer :   Polyethylene

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Polycarbonates are the polymer widely used in making bullet proof material. Bullet proof glass is made by layering a polycarbonate material between pieces of ordinary glass in a process called lamination.