Correct Questions: 0 | Wrong Questions: 0 | Total Score: 0 Points

Who invented television ?

John Logie Baird
Issac Newton
Marconi
None of the above

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Which is the uppermost part of the atmosphere ?

Troposphere
Ionosphere
Stratosphere
Mesosphere

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It is a shell of electrons and electrically charged atoms and molecules that surrounds the Earth, stretching from a height of about 50 km to more than 1000 km.

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What is the speed of light in a perfect vacuum ?

299,792,458 metres per second
399,792,458 metres per second
499,792,458 metres per second
599,792,458 metres per second

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Which elements are used to make salt ?

Hydrogen and Chlorine
Hydrogen and Methanes
Sodium and Chlorine
Sodium and Hydrogen

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Salt is made up of Sodium (Na) and Chlorine (Cl).Its chemical formula is NaCl.

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Deficiency of which Vitamin can cause Scurvy ?

Vitamin A
Vitamin B
Vitamin C
Vitamin D

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Although Vitamin C is good yet large doses of vitamin C may cause indigestion, particularly when taken on an empty stomach.

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What is the boiling point of water ?

101 degrees
100 degrees
99 degrees
98 degrees

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Which only metal remains liquid at standard conditions for temperature and pressure ?

Water
Mercury
Glucose
Silica

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Mercury(Hg) is also known as quicksilver.It is one of six chemical elements that are liquid at or near room temperature and pressure , the others being caesium, francium, gallium, bromine, and rubidium.

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What is the chemical name of "Chalk" ?

Calcium Carbonate
Zinc Chloride
Calcium Hydroxide
Sodium Hydroxide

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Chalk is a soft, white, porous sedimentary rock, a form of limestone composed of the mineral calcite.

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Which branch of science is related to the study of blood, the blood-forming organs, and blood diseases.

Hematology
Nephrology
Rheumatology
Pulmonology

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It is the branch of internal medicine. Hematology includes the study of etiology, diagnosis, treatment, prognosis, and prevention of blood diseases.

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Who is credited for the discovery of genetics and also known as the "father of modern genetics" ?

Isaac Newton
Niels Bohr
Gregor Mendel
Nikola Tesla

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The significance of "Gregor Johann Mendel's" work was not recognized until the turn of the 20th century. The independent rediscovery of these laws formed the foundation of the modern science of genetics.

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