Battery was invented by__________...?

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Battery was invented by__________...?

(A) Nicolas Léonard Sadi Carnot

(B) Alessandro Volta

(C) Michael Faraday

(D) Friedrich Bessel

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Sodium carbonate is produced by____________...?

(A) haber process

(B) Amonia solvay process

(C) decons process

(D) lead chamber process

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Calculus was invented by________...?

(A) Al-khawarzimi

(B) Pythagoras

(C) IsaaC Newton

(D) Al.kindi

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Percentage of water in an apple is__________...?

(A) 84%

(B) 90%

(C) 66%

(D) None of these

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All matter is made of ___________...?

(A) Air

(B) Water

(C) Vibrations

(D) Atoms

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The absolute value of charge on electron was determined by ________ ...?

(A) J.J.Thomson

(B) Chadwick

(C) Rutherford

(D) Robert Millikan

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Electric motor was invented by __________ ...?

(A) Michael Faraday

(B) Oliver Evans

(C) Thomas Edison

(D) Horace Day

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Inflammation of liver is caused by____________...?

(A) Cholera

(B) Hepatitis

(C) Typhoid

(D) Jaundice

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Radioactivity was discovered by __________...?

(A) Kelvin

(B) Thomson

(C) Rutherford

(D) Bacquerel

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Stethoscope was invented by _______ ...?

(A) Rene Laennec

(B) Steven Sasson

(C) Martin Cooper

(D) Dave Hyatt

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Percentage of water in a tomato is__________...?

(A) 94%

(B) 90%

(C) 47%

(D) None of these

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The color of a sedimentary rock is often mostly determined by___________...?

(A) Zinc

(B) Iron

(C) Calcium

(D) None of these

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Nucleus of an atom was discovered by___________...?

(A) Goldstein

(B) James Chadwick

(C) J J Thomson

(D) Rutherford

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Medium sized kidney stones are removed by__________...?

(A) Dialysis

(B) Lithotripsy

(C) Excretion

(D) Laser

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A slow-running pendulum clock can be speeded up by_______________...?

(A) Increasing the length of the rod

(B) Increasing the weight of the bob

(C) Reducing the length of the rod

(D) Reducing the weight of the bob

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Atom was a name given by ____________ ...?

(A) Democritus

(B) Bohr

(C) Rutherford

(D) Archimedes

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Water soluble vitamins are released by__________...?

(A) Sweat

(B) Tears

(C) Injections

(D) Urine

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Insulin drug was discovered by____________...?

(A) Charles Herbert Best

(B) Prof John James Rickard Macleod

(C) Sir Frederick Grant Banting

(D) Leonard Thompson

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By which process copper is refined ____________...?

(A) Roasting

(B) Oxidation

(C) Zone Refining

(D) Electrolysis

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The diagnosis of anthrax in cattle may be made by__________...?

(A) Spore staining

(B) Quellung reaction.

(C) Mcyfaydean reaction

(D) None of the above

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The process by which air flows from one location in the atmosphere to another is called __________...?

(A) Convection

(B) Radiation

(C) Conduction

(D) Electromagnetic Induction

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When were blue jeans invented in _________...?

(A) 1900s

(B) 1860s

(C) 1870s

(D) 1850s

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The Sun produces most of its energy by_____________...?

(A) Nuclear fusion

(B) nuclear fission

(C) Burning hydrogen

(D) None of these

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‘Bar’ is the unit of___________...?

(A) Temperature

(B) Heat

(C) Atmospheric pressure

(D) Current

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The largest artery in human body_______...?

(A) Subclavian artery

(B) Aorta

(C) Brachial artery

(D) None of these

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Trypsin is an enzyme which digests protein produced by_____________...?

(A) Liver

(B) Pancreas

(C) Stomach

(D) Small intestine

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Fan was invented by___________...?

(A) Arthur Schimit

(B) Alfered Nobel

(C) Skaats Wheeler

(D) None of these

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Cancer can be treated by ___________...?

(A) Antibiotics & vaccines

(B) Radiotherapy & antibiotics

(C) Chemotherapy & radiotherapy

(D) Antibiotics & Chemotherapy

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The amount of energy in wheat is__________...?

(A) 100 K Calories/100 gram

(B) 245 K Calories/100 gram

(C) 348 K Calories/100 gram

(D) 490 K Calories/100 gram

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Most of the ozone in the atmosphere is concentrated in the _____________...?

(A) Mesosphere

(B) Troposphere

(C) Stratosphere

(D) ionosphere

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Vitamins were discovered by__________...?

(A) Moesley

(B) Chadwick

(C) Frank Whittle

(D) Casimir Funk

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The average acceleration caused by gravity per second is____________...?

(A) 22 feet

(B) 32 feet

(C) 52 feet

(D) 42 feet

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X-rays were discovered by __________...?

(A) Wilhelm Conrad Roentgen

(B) Thomson

(C) Ernest Rutherford

(D) Bacquerel

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Maximum biological damage is caused by ____________...?

(A) Gamma rays

(B) Alpha rays

(C) Beta rays

(D) Microwaves

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Telephone was invented by__________...?

(A) Vint Cerf

(B) Charles Babbage

(C) Edison

(D) Alexander Graham Bell

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The gas heater gives us heat by __________...?

(A) Radiation

(B) Conduction

(C) Convection

(D) Environmental pressure

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Ozone layer prevents ______________ radiation from entering the atmosphere...?

(A) Infra-red

(B) Ultraviolet

(C) X-rays

(D) Gamma rays

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Chronometer is invented by________...?

(A) Robert Fulton

(B) Nikola Tesla

(C) Martin Cooper

(D) John Harrison

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Albert Einstein was a____________...?

(A) Physicist

(B) Physician

(C) Chemist

(D) Biologist

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The red blood cells originate in the ____________...?

(A) Brain

(B) Muscles

(C) Ligaments

(D) Bone Marrow

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The blotting paper helps observe liquid by__________...?

(A) Surface Action

(B) Capillary Action

(C) Viscosity

(D) Boldness

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“Father of Optics” is the title given to__________...?

(A) Ibn-al-Haitham

(B) Ibn-e-Sina

(C) Al-Kandi

(D) Al-Biruni

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Atmospheric pressure is the force (per unit-area) perpendicular to a unit-area of planetary surface, as determined by _________....?

(A) Mass of vertical column of atmospheric gases

(B) Mass of horizontal column of atmospheric gases

(C) Weight of vertical column of atmospheric gases

(D) Mass of vertical and weight of horizontal of atmospheric gases

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The Saturn rings discovered by___________...?

(A) Newton

(B) Robert Brown

(C) Galileo

(D) None of these

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Oxidation is a chemical reaction involving the __________...?

(A) Gain of Electrons

(B) Loss of Electrons

(C) Gain of Protons

(D) Loss of Protons

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Diesel engine was discovered by___________...?

(A) Paul Muller

(B) Faraday

(C) Waldeyer

(D) Rudolf Diesel

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The position of an element in the Periodic Table is determined by its __________ number...?

(A) Electron

(B) Proton

(C) Neutron

(D) None of these

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The M.K.S. system was first introduced by _________ ...?

(A) Giorgi

(B) Archimedes

(C) Eienstein

(D) Newton

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The light of distant stars is affected by __________ ...?

(A) The earth’s atmosphere

(B) Interstellar dust

(C) both A and B

(D) None of these

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An Average Hummingbird’s heart rate per minute is __________....?

(A) 500 times

(B) 1000 times

(C) more than 1000 times

(D) more than 1200 times

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746 watts are equivalent to_____________...?

(A) 1 Joule

(B) 1 erg

(C) 1HP

(D) 1 poise

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Vacuum tubes have been replaced by__________...?

(A) Conductors

(B) Diodes

(C) Transistors

(D) None of these

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Curie is a unit of measuring the intensity of ___________...?

(A) Radioactivity

(B) Quantity of Heat

(C) Work or Energy

(D) Power

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Analytical solutions to Quadratic equations were introduced by__________...?

(A) Al-Khawarzimi

(B) Al-haitham

(C) IsasacNewton

(D) Pythagoras

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Blood is cleaned by __________...?

(A) Lungs

(B) Liver

(C) Heart

(D) Kidneys

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Proton number is denoted by symbol __________ ...?

(A) M

(B) Z

(C) P

(D) A

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The Blood Grouping Was Discovered by__________ ...?

(A) Robert Oppenheimer

(B) Karl Landsteiner

(C) Dr Hollerith

(D) None of them

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Battery was invented by__________...? Mcqs

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