Hepatitis is caused by: ____________...? Mcqs

PPSC Past Papers

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Hepatitis is caused by: ____________...?

(A) Protozoans
(B) Algae

(C) Fungi
(D) Virus

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Tetanus is caused by____________...?

(A) Clostridium
(B) Virus

(C) Bacteriophage
(D) Salmonella

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Sunlight is a Great Source of ____________...?

(A) vitamin C
(B) vitamin D

(C) vitamin E
(D) vitamin K

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The main constituent of Pearls are: ______________...?

(A) Calcium oxide &Ammonium Chloride
(B) Calcium Carbonate &Megnesium Carbonate

(C) Aragonite & Conchiolin
(D) None of these

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The season changes because of the ____________...?

(A) Moon is revolving round the earth
(B) Earth is revolving round its axis

(C) Earth is revolving round the sun
(D) Planet Mars is attracting the sun

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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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One of the countries through which equator passes is___________...?

(A) Kenya
(B) Malaysia

(C) Malta
(D) Pakistan

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Sleeping sickness in the natives of Africa is caused by________...?

(A) Trichomonas
(B) Giardia

(C) Leishmania
(D) Trypanosoma

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The scientific study of teeth is called ____________...?

(A) Odontology
(B) Ornithology

(C) Orthoepy
(D) Pedagogy

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

(A) Mesosphere
(B) Troposphere

(C) Stratosphere
(D) ionosphere

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‘Magnetometer’ is used to measure: ______________...?

(A) Air Pressure on Ships
(B) Electromagnetic Force in Space Devices

(C) Changes in the Earth’s Magnetic Field
(D) Changes in Oceanic Current

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The earth revolves around the sun at a speed of__________...?

(A) 18.5 km/sec
(B) 26.6 km/sec

(C) 29 km/sec
(D) 31.9 km/sec

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The hard, solid rocks, whose composition or texture has been changed by heat or pressure in the Earth are called____________...?

(A) Sedimentary rocks
(B) Metamorphic rocks

(C) Igneous rocks
(D) All of the above

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A balanced diet quality formula recommended by World Health Organization is ____________....?

(A) Carbohydrates 58% + Proteins 12% + Fats 30%
(B) Mineral+Proteins+Fats

(C) Fats+Proteins+Minerals
(D) None of these

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It is observed that the total pressure exerted by air on the man of average size is around 14.7 lb wt. per square inch. But the man feels quite comfortable,. It is because of__________...?

(A) An equal and opposite pressure acts from inside
(B) of the height of a man

(C) of gravity
(D) Earth pulls the man upward

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Hepatitis and Polio is caused by________...?

(A) Virus
(B) Fungus

(C) Moss
(D) None of these

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Fine organic or inorganic particles suspended in air is called _______________...?

(A) particulate pollutant
(B) gaseous pollutant

(C) aerosol
(D) none of these

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Vitamin A is found in the____________...?

(A) Green vegetables
(B) white vegetables

(C) Yellow vegetables
(D) Red vegetables

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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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The disease “Itai Itai “is caused by____________...?

(A) Carbon
(B) Cadmium

(C) Manganese
(D) None of these

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The study of rearing fine and intelligent human beings through genetics is called__________...?

(A) Eugenics
(B) Biotechnology

(C) Cloning
(D) Geneology

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Ozone layer thickness is measured in____________...?

(A) Metre
(B) Joule

(C) Pounds
(D) Dobson

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The outermost layer of the sun is called __________...?

(A) Coach
(B) Core

(C) Corona
(D) Comma

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Lead ball falls through water more slowly than through air because __________...?

(A) The value of ‘g’ is less in water
(B) Density of air is less than that of water

(C) Of the viscous force in water
(D) Of The surface tension of water

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Sunlight is composed of___________...?

(A) Three colours
(B) six colours

(C) seven colours
(D) eight colours

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The study of cancer is called_____________...?

(A) Zoology
(B) Ecology

(C) Genomic
(D) Oncology

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Vertical columns in the periodic table of elements are called as__________...?

(A) Periods
(B) Groups

(C) Rows
(D) Lanthanoids series

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The variety of coal in which the deposit contains recognizable traces of the original plant material is____________...?

(A) bitumen
(B) anthracite

(C) lignite
(D) peat

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By which process copper is refined ____________...?

(A) Roasting
(B) Oxidation

(C) Zone Refining
(D) Electrolysis

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Melanoma (skin cancer) is associated with ______________...?

(A) ozone accumulation
(B) ozone depletion

(C) acid rain
(D) allergens

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The blueness of the sky is mainly due to _____________...?

(A) The scattering of sunlight by air molecules
(B) The presence of water vapor

(C) Absorption of blue light by the air
(D) Emission of blue light by the atmosphere

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The second most abundant metal found in the earth’s crust is_____________...?

(A) Silicon
(B) Aluminium

(C) Calcium
(D) Sodium

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Periodontics deals with _____________...?

(A) Surgery of spine
(B) Stomach disorders

(C) Ligaments restoration
(D) Dentistry

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Heating element of an electric heater is made up of___________...?

(A) Tungsten
(B) Graphite

(C) Chromium
(D) Nichrome

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Sum of all ecosystems is classified as___________...?

(A) Aero sphere
(B) Ionosphere

(C) Biosphere
(D) Ozonosphere

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The temperature at which two conjugate solutions change into one homogeneous solution is called__________...?

(A) Azeotrope
(B) Conjugate temperature

(C) Consolute temperature
(D) Eutectic point

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Deficiency of vitamin B1 is causes__________...?

(A) Rickets
(B) Bone Infection

(C) Beriberi
(D) Myopia

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Insects responsible for transmitting diseases are called___________...?

(A) Drones
(B) Vectors

(C) Hybirds
(D) None of these

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Albert Einstein was a____________...?

(A) Physicist
(B) Physician

(C) Chemist
(D) Biologist

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The process of converting wet waste to manure is___________...?

(A) Metabolism
(B) Conservation

(C) Incineration
(D) Composting

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Carbon,Diamond and Graphite are together called:___________...?

(A) Allotrope
(B) Isomers

(C) Isomorphs
(D) Isotopes

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The scientific study of fingerprints is called _________ ...?

(A) Dactylography
(B) Dactylology

(C) Dactyliology
(D) Dialectology

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The repetition of property after a certain interval called ___________...?

(A) Electron efinity
(B) Atomic radius

(C) periodicity of property
(D) none of these

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The property of a substance to absorb moisture from the air on exposure is called____________...?

(A) osmosis
(B) deliquescence

(C) efflorescence
(D) desiccation

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The height of the troposphere varies between ____________....?

(A) 7 km at equator and 17 km at poles
(B) 17 km at equator and 7 km at poles

(C) 18 km at equator and 8 km at poles
(D) 8 km at equator and 18 km at poles

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Examples of Monosaccharides are ___________....?

(A) Glucose
(B) Galactose

(C) Fructose
(D) All of these

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Dead red blood corpuscles are stored in____________...?

(A) Liver
(B) Spleen

(C) Kidney
(D) Heart

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Study of current and past landscapes formation is known as____________...?

(A) Morphology
(B) Aero logy

(C) Geo-morphology
(D) Biology

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Atmospheric temperature increases at the higher altitudes due to________...?

(A) Conduction
(B) Convection

(C) Inversion
(D) Radiation

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The distance of a place South or North of equator is called__________...?

(A) Longitude
(B) Latitude

(C) Aptitude
(D) None of these

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Ice mass that covers more than fifty-thousand square kilometers of land area is classified as____________...?

(A) ice sheet
(B) ice field

(C) glacier erosions
(D) ice cap

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The alpha particles are compact clusters of______________...?

(A) Electron and Proton
(B) Two Protons and two Neutrons

(C) Three protons and three Neutrons
(D) None

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In the manufacture of banaspati ghee the gas used is __________...?

(A) Helium
(B) Hydrogen

(C) Oxygen
(D) Nitrogen

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Fog that most often forms as warm rain falls into a cold layer of surface air is called ______________...?

(A) Radiation fog
(B) Evaporation (mixing) fog

(C) Advection fog
(D) Upslope fog

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The rocks formed out of layers of sediment bonded together are known as _______________...?

(A) Metamorphic rocks
(B) Sedimentary rocks

(C) Igneous rocks
(D) All of the above

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An extremely small piece of silicon on which integrated circuits are implicated is called __________________...?

(A) Card Reader
(B) Hollerith Code

(C) Feed
(D) Chip

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The outermost layer of the Earth is called ____________...?

(A) Crust
(B) Mental

(C) Core
(D) None of these

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Galvanised Iron sheets have a coating of____________...?

(A) Tin
(B) Silver

(C) Zinc
(D) Chromium

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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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The areas around the North and South poles within the Polar circles is called _____________...?

(A) The Torrid Zone
(B) The Frigid Zone

(C) The Temperature Zone
(D) The Hardiness Zone

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Pedosphere is sum of_____________...?

(A) Organisms
(B) Soil and water

(C) Air
(D) All of above

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The post-mortem examination of a body is called __________...?

(A) Etymology
(B) autopsy

(C) Anatomy
(D) None of these

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When a star becomes a singularity and has zero volume and infinite density, it is called_______________...?

(A) White dwarf
(B) Blue giant

(C) Wolf-Raynet star
(D) Black hole

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A device which converts chemical energy into electrical energy is called __________...?

(A) motor
(B) generator

(C) moving-coil meter
(D) battery

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All matter is made of ___________...?

(A) Air
(B) Water

(C) Vibrations
(D) Atoms

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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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Gulf streams are caused by__________....?

(A) Cyclones
(B) Ocean Pressure

(C) Temperature
(D) Difference in water level

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The shape of the external ear is due to____________...?

(A) Elastic cartilage
(B) Fibrocartilage

(C) Articular cartilage
(D) none

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Inflammation of liver is caused by____________...?

(A) Cholera
(B) Hepatitis

(C) Typhoid
(D) Jaundice

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Oil rises up to wick in a lamp because_____________...?

(A) Oil is very light
(B) Oil is volatile

(C) Diffusion of oil through the wick
(D) Capillary action phenomenon

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The study of forces acting upon bodies in motion in the air is called__________...?

(A) Aeronautics
(B) Aerophysics

(C) Aerodynamics
(D) Aerofraction

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A force applied on a body through the string is called_________...?

(A) Weight
(B) Momentum

(C) Tension
(D) Torque

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The study of geographical areas, plants and animal distribution is called_________...?

(A) Cosmetology
(B) Chorology

(C) Osteology
(D) Mycology

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The distance between Earth and Sun is greatest during ____________...?

(A) Apehelion
(B) Astronomical

(C) Lopsided
(D) Astronomi

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The point that lies directly above the source of an earthquake is known as _______________ ...?

(A) Earthquake Center
(B) Epicenter

(C) Gravitational Center
(D) Geological Center

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Ultra Microscopic viruses are the main cause of__________...?

(A) Malaria
(B) Measles

(C) Mumps
(D) Cholera

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Dengue Fever is also called___________...?

(A) Black Fever
(B) Breakbone Fever

(C) Plasmodium Fever
(D) Remittent Fever

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Activity of Brain is recorded by ____________...?

(A) ECG (Electrocardiogram)
(B) EEG (Electroencephalogram)

(C) X-Ray
(D) None of these

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Seed Coat is also called _________...?

(A) Radical
(B) Testa

(C) Tegmen
(D) None of these

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Granite is a____________...?

(A) Metamorphic rock
(B) Igneous rock

(C) Sedimentry rock
(D) None of these

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The atmosphere near the earth’s surface is “heated from below.” Which of the following does not significantly contribute to this heating _____________________...?

(A) Conduction of heat upward from a hot surface
(B) Convection from a hot surface

(C) Absorption of infrared energy that has been radiated from the surface
(D) Heat energy from the earth’s interior

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The thermosphere extends from an altitude of ________ to the base of ________ at ________...?

(A) 75 km, Mesosphere, 670 km
(B) 80 km, Ionosphere, 680 km

(C) 85 km, Exosphere, 690 km
(D) 90 km, Ozone Layer , 690 km

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Potassium nitrate is used in__________...?

(A) Medicine
(B) Fertilizer

(C) Salt
(D) Glass

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The instrument which measures very high temperature is____________...?

(A) Manometer
(B) Thermostat

(C) Chronometer
(D) Pyrometer

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The Study of human beauty is called____________...?

(A) Oncology
(B) Agrostology

(C) Kalology
(D) Argology

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Main constituent in air is ___________...?

(A) Oxygen
(B) Nitrogen

(C) Hydrogen
(D) Helium

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Bolometer measures: ____________...?

(A) Breadith of tree
(B) Burning capacity

(C) Heat radiation
(D) Bearing capacity

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A transformer works on the principle of _______________...?

(A) Self induction
(B) Mutual induction

(C) Generator
(D) Inverter

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Atom is made up of____________different kinds of subatomic particles:...?

(A) Three
(B) Two

(C) Four
(D) None

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Highest Clouds are ___________...?

(A) Cirrocumulus
(B) Cirrus

(C) Cirrostratus
(D) All of these

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PSR J0108-1431 is the closest known ______________ to Earth...?

(A) Black hole
(B) Red giant

(C) Quasar
(D) Pulsar

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Kilowatt-hour is a unit of____________...?

(A) Power
(B) Electric Current

(C) Energy
(D) Time

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Study of fruit is called ___________...?

(A) Pomology
(B) Plriculture

(C) Sericulture
(D) Apiculture

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The species that flower are called ______________...?

(A) Gymnosperms
(B) Bryophytes

(C) Angiosperms
(D) Algae

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At night, Plants intake __________ and release __________...?

(A) Oxygen – Carbon dioxide
(B) Carbon dioxide – Oxygen

(C) Oxygen – Carbon monoxide
(D) None of theseCarbon monoxide – Oxygen

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The Mirror used in the Automobiles are___________...?

(A) Concave
(B) Convex

(C) Plains
(D) Reflective

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A group of elephants is called___________...?

(A) ZEAL
(B) Herd

(C) MOB
(D) TOWER

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Temperature of Sun in Celsius Scale is 6000ºC  & in Fahrenheit is _____________...?

(A) 8000 F
(B) 9000 F

(C) 10,832 F
(D) None of these

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The setting sun often looks oval in the shape because of__________...?

(A) The fact that sun really becomes oval in the evening
(B) Refraction of rays of sun passing through the atmosphere

(C) Optical Illusion
(D) Dispersion

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Disease beri beri is because of___________...?

(A) Lack of green vegetables in diet
(B) Use of milled rice

(C) Deficiency of calcium in bones
(D) Poor use of citrus fruits

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Deficiency of Iodine causes:____________...?

(A) Anemia
(B) Scurvy

(C) Goiter
(D) Rickets

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Exposure to sunlight helps a person improve his health because ________...?

(A) Resistance power increases
(B) The infrared light kills bacteria in the body

(C) The ultraviolet rays convert skin oil into Vitamin D
(D) The pigment cells in the skin get stimulated and produce a healthy tan

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The yellow colour in photochemical smog is due to the presence of____________...?

(A) Sulphur dioxide
(B) Carbon dioxide

(C) Nitrogen dioxide
(D) CFC’s

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Fuse wire is made of_____________...?

(A) 63% tin and 37% lead
(B) 63% lead and 37% tin

(C) 63% tin and 37% aluminum
(D) 63% lead and 37% aluminum

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The study of the weather is called____________...?

(A) Meteorology
(B) Weatherology

(C) Ecology
(D) Geology

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The over-cooking of food should be avoided because____________...?

(A) Make the food difficult to digest
(B) Reduce the nutrition value of food

(C) Make food Poison
(D) None

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The three elements needed for healthy growth of plants are __________...?

(A) N, P, K
(B) N, C, P

(C) N, K,
(D) N, S, P

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1 yard =___________...?

(A) 3 feet
(B) 6 feet

(C) 2.4 feet
(D) 12 feet

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The moon has a large, circular basin called _____________...?

(A) the Simerian Basin
(B) the Inbrium Basin

(C) the Imbrium Basin
(D) Black Bowl Basin

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The sun’s surface is called ___________...?

(A) Cromosphere
(B) Leutosphere

(C) Thermosphere
(D) Photosphere

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The most abundant element in the Earth’s crust is __________...?

(A) Oxygen
(B) Hydrogen

(C) Carbon Dioxide
(D) Silicon

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Study of “Aging” is called __________...?

(A) Gerontology
(B) Hstologyh

(C) Pysiology
(D) Anthropology

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Glass is made of the mixture of______________...?

(A) Quartz and Mica
(B) Sand and Salt

(C) Sand and Silicates
(D) None of these

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The gradual physiological adjustment to slowly changing new environmental conditions is known as _____________________...?

(A) Selection
(B) Introduction

(C) Acclimatization
(D) Quarantine

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In middle latitudes, which cloud will have the lowest base ________________________ ...?

(A) Cirrostratus
(B) Stratocumulus

(C) Altocumulus
(D) Cirrus

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In order to prevent the corrosion of iron pipes they are often coated with a layer of zinc. This process is termed as____________...?

(A) Electroplating
(B) Annealing

(C) Galvanization
(D) Vulcanization

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The study of X-rays and their medical applications is called _________ ...?

(A) Radiology
(B) Raciology

(C) Rheumatology
(D) Rheology

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Red color of tomato is due to___________...?

(A) Anthocyanin
(B) Xanthophyll’s

(C) Lycopene
(D) None of these

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Places experiencing equal impact of an earthquake are called_________________...?

(A) Seismic lines
(B) Seismic built

(C) Seismic plates
(D) Seismic waves

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Water is 50 times more viscous than ____________ ...?

(A) Oil
(B) Alcohol

(C) Gases
(D) Solid

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Monsoon is caused by____________________...?

(A) Seasonal reversal of winds
(B) Revolution of earth

(C) Movement of clouds
(D) Rise in temperature

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Acid deposition causes ______________________...?

(A) the greenhouse effect to lessen
(B) lakes and forests to die

(C) acid indigestion in humans
(D) all the above are correct

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Outer layer of the human skin is called __________...?

(A) Hypodermis
(B) Dermis

(C) Hemidermis
(D) Epidermis

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The importance of perspiration is to ___________...?

(A) Eliminate body odours
(B) Improve the general health

(C) Open the pores in the skin
(D) Regulate body temperature

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Ombrophobia is fear of____________...?

(A) Rain
(B) Snow

(C) Smog
(D) None of these

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Diamond is harder than Graphite because of___________...?

(A) Difference in crystalline Structure
(B) Tetrahedral structure of diamond

(C) Difference in layer of atoms
(D) None of these

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The position of earth in its orbit, when it is at its greatest distance from the sun causing northern summer is called ___________...?

(A) Aphelion
(B) Perihelion

(C) Perigee
(D) Apogee

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State of matter which has definite shape and volume is called __________...?

(A) Liquid
(B) Gas

(C) Solid
(D) None of these

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Parkinson is a disease of____________...?

(A) Eyes
(B) Brain

(C) Heart
(D) Lungs

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The SI standard of time is based on_____________...?

(A) the daily rotation of the earth
(B) the frequency of light emitted by Kr86

(C) the yearly revolution of the earth about the sun
(D) a precision pendulum clock

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Joint in which bones are joined together by fibrous tissues is called _____________ ...?

(A) Fibrous joint
(B) Cartilaginous joint

(C) Synovial joint
(D) Ball and socket joint

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The most dense and heaviest planet is___________...?

(A) Jupiter
(B) Earth

(C) Mars
(D) Venus

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“Beaufort Scale” is used to measure____________...?

(A) Wind Velocity
(B) Air Pressure

(C) Wind Direction
(D) Humidity

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The optic nerve which is found in the human brain is also called ___________...?

(A) Second cranial nerve
(B) Mini nervous

(C) Carnival nerve
(D) Sustained nerve

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Hepatitis C is a leading cause of_________...?

(A) HIV
(B) Diabetes

(C) Chronic Liver disease
(D) AIDS

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The scientific study of spiders is called __________ ...?

(A) Arachnology
(B) Osteology

(C) Pomology
(D) None of these

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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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Most important effect of the moon on earth is that it___________...?

(A) Causes weather change
(B) Causes earthquakes

(C) Causes solar and lunar eclipse
(D) Effects tides of the ocean

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