BTU is a unit of________...? Mcqs

PPSC Past Papers

Latest MCQs

BTU is a unit of________...?

(A) Force
(B) Magnetic flux

(C) Energy
(D) None of these

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When white light is passed through a prism, it splits into __________ colours....?

(A) 5
(B) 6

(C) 7
(D) 8

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Enology is the study of____________...?

(A) Wine
(B) Digestion

(C) Kidneys
(D) None

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Kilowatt-hour is a unit of____________...?

(A) Power
(B) Electric Current

(C) Energy
(D) Time

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Muscle fatigue is caused by the accumulation of___________...?

(A) Uric acid
(B) Lactic acid

(C) Oxalacetic acid
(D) Fyruvie acid

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Primatology is the study of: _________...?

(A) Human Behavior
(B) Primates

(C) Animals and Plants
(D) Forests

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Silver fish is the name of__________...?

(A) Insect
(B) Fish

(C) Bird
(D) Mammal

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A dolphin perceives its environment by the sense of__________...?

(A) Sight
(B) Sound

(C) Both of these
(D) None of these

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Saffron is obtained from which among the following parts of the plant ________...?

(A) Anther
(B) Stigma

(C) Stamen
(D) Pollen

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Stars are huge balls of gas mainly consist of _______ and ________...?

(A) Oxygen, Nitrogen
(B) Helium, Oxygen

(C) Hydrogen, Helium
(D) Nitrogen, Carbon

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The Planet which revolves slowly around the Sun is__________...?

(A) Mercury
(B) Mars

(C) Earth
(D) Neptune

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More than 50% of the Earth’s crust consists of ______ plains....?

(A) Abyssal
(B) Indus

(C) Low land
(D) None of these

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Entomology Is the Study of___________...?

(A) worms
(B) insects

(C) Animals
(D) All of these

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Farad is the unit of___________...?

(A) inductance
(B) voltage

(C) capacitance
(D) None of these

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Cover of the capsule is made of__________...?

(A) Paper
(B) Polythene

(C) Eggshell
(D) Gelatin

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Cusec is a unit of _________...?

(A) Area
(B) Time

(C) Distance
(D) mass

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Saccharine is made up of __________...?

(A) Toluene
(B) Phenol

(C) Propane
(D) None of these

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Tetanus is a _________ infection....?

(A) Viral
(B) Bacterial

(C) Fungal
(D) Parasitic

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It is impossible for a type of O+ baby to have a type of____________mother:...?

(A) AB-
(B) O-

(C) O+
(D) none

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Proteins are made up of _________...?

(A) Polynucleotide
(B) Polypeptide

(C) Oxyacetylene
(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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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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The sunlight can reach a depth of___________meters in the ocean...?

(A) 80
(B) 200

(C) 120
(D) None

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746 watts are equivalent to_____________...?

(A) 1 Joule
(B) 1 erg

(C) 1HP
(D) 1 poise

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EEG records the activity of__________...?

(A) Heart
(B) Lungs

(C) Brain
(D) Muscles

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Siemens is the unit of__________________...?

(A) Electrical Conductance
(B) Magnetic Conductance

(C) Electrical Capacitance
(D) Magnetic Capacitance

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Earth rotates the sun in___________...?

(A) 23 hours 56 min 4 sec
(B) 24 hours

(C) 23 hours 57 min 9 sec
(D) Non of above

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The unit of torque in International system of unit is _________...?

(A) Newton
(B) Newton-Meter

(C) Kilogram
(D) Meter

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Water has maximum density at____________...?

(A) 0°C
(B) 4°C

(C) 4° K
(D) 4.8°C

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The Quantity of matter present in an object is its ________...?

(A) Density
(B) Weight

(C) Mass
(D) None of these

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Air contains maximum amount of__________...?

(A) oxygen
(B) nitrogen

(C) hydrogen
(D) carbon dioxide

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Eugenics is the study of___________________...?

(A) Altering human beings by changing their genetic components
(B) People of European region

(C) Different races of mankind
(D) Genetic of plants

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Digestion of food is completed in the __________...?

(A) small intestine
(B) large intestine

(C) stomach
(D) Liver

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Sagittarius-A, the Blackhole at the centre of the Milky Way Galaxy is at a distance of_________...?

(A) 25500 Lightyears
(B) 24500 Lightyears

(C) 23640 Lightyears
(D) 25640 Lightyears

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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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Newton metre is a unit of __________....?

(A) Substance
(B) Length

(C) torque
(D) Work

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Short-sightedness can be corrected by using ___________...?

(A) Convex lens
(B) Concave lens

(C) Convex-concave lens
(D) Concave-convex lens

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Kinetics is the study of________....?

(A) Motion and its causes
(B) Force and energy

(C) Friction
(D) Heat and temperature

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The Great Spot is on the planet __________...?

(A) Saturn
(B) Venus

(C) Mars
(D) Jupiter

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The Distance of Neptune From Sun is ________ astronomical unit....?

(A) 28
(B) 30

(C) 32
(D) None of these

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Tesla is the unit of_________________________...?

(A) Magnetic Field Strength
(B) Electric Field Strength

(C) Gravitational Field Strength
(D) Nuclear Field Strength

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Smoke is an solution of _________...?

(A) Solid in solid
(B) Solid in liquid

(C) Solid in gas
(D) Gas in gas

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The time in which Earth completes its revolution around the Sun is________...?

(A) 365.25 days
(B) 340 days

(C) 325 days
(D) 360 days

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The cracking sound heard when dry hair is combed with a hard rubber comb is due to_________...?

(A) The hair barging against the charged comb
(B) Small electric sparks

(C) The rubbing of the comb with the hair
(D) None of the above

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Our atmosphere consists of__________ CO2...?

(A) 0.03 to 0.04% CO2
(B) 0.3 to 0.4% CO2

(C) 3 to 4% CO2
(D) None of these

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New Born Baby Brain weight is about________...?

(A) 300 grams
(B) 400 grams

(C) 250 grams
(D) None of these

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Dyne is a unit of _______...?

(A) Quantity
(B) Force

(C) Pressure
(D) Depth

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The Moon is illuminated because it ________ the light from the Sun....?

(A) Absorbs
(B) Reflects

(C) Deflects
(D) Refracts

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The matter of our sun is in ________ state...?

(A) Liquid
(B) Gas

(C) Solid
(D) Plasma

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The ‘stone’ formed in human kidney consist mostly of_____________...?

(A) Calcium oxalate
(B) Sodium acetate

(C) Magnesium sulphate
(D) Calcium

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The Virus of AIDS affects the growth of_____________...?

(A) Hemoglobin
(B) RBCs in blood

(C) T cells in blood
(D) Grey Cells in blood

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Dinosaurs and many other species were extinct about ________ years ago....?

(A) 55 million
(B) 66 million

(C) 75 million
(D) 85 million

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SONAR is based on the principle of___________...?

(A) Echo
(B) reverberation

(C) resonance
(D) None of these

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Hydrogen bomb is based on the principle of ________ ...?

(A) Nuclear fusion
(B) Artificial radioactivity

(C) Natural radioactivity
(D) Nuclear fission

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Milk tastes sour when kept in the open for sometime due to the formation of __________...?

(A) lactic acid
(B) citric acid

(C) acetic acid
(D) carbonic acid

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Lactometer is a type of Hydrometer which is used to measure the specific gravity of _________...?

(A) Honey
(B) Water

(C) Milk
(D) olive oil

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What is known the cold and dense air blowing down from the mountain slope during the night__________...?

(A) Anabatic Wind
(B) Katabatic wind

(C) Lue Wind
(D) None of these

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Lignite, bituminous & anthracite are different rank of _________ ...?

(A) Iron
(B) Coal

(C) Wood
(D) None of these

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Troposphere extends from planetary surface to bottom of __________...?

(A) Stratosphere
(B) Mesosphere

(C) Troposphere
(D) Thermosphere

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Which one of the following elements the drum of a Photostat machine is made up of: _________...?

(A) Aluminium
(B) Selenium

(C) Barium
(D) None of these

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Permanent hardness of water due to sulphate of metals can be destroyed by the use of ________ ...?

(A) Zeolites
(B) Sulphonides

(C) Lime
(D) Nitrates

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Orbital period of the planet Mercury around the sun is _____________...?

(A) 88 days
(B) 365 days

(C) 2 years
(D) 98 days

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Vitamin E reduces the requirement of _________ ....?

(A) Iron
(B) Zinc

(C) Selenium
(D) Magnesium

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Oncology is the Study of__________...?

(A) Onions
(B) Origins

(C) Cancer
(D) Diseases

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Water vapour beyond the dew point result in_________...?

(A) Precipitation
(B) Hailstorm

(C) Condensation
(D) Formation of ice

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Chemically finger nails are made up of ____________...?

(A) Carbohydrate
(B) Fats

(C) protein
(D) Starch

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The quantity of matter in an object is its ________...?

(A) Force
(B) Mass

(C) Weight
(D) None of these

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“Ornithology” is the study of_____________...?

(A) Birds
(B) Insects

(C) Sea Plants
(D) Sea Animals

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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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Pedosphere is sum of_____________...?

(A) Organisms
(B) Soil and water

(C) Air
(D) All of above

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Nebulae are made up of ________...?

(A) Oxygen (97%) and Nitrogen (3%)
(B) Hydrogen (97%) and Helium (3%)

(C) Carbon (50%) and Nitrogen (50%)
(D) Helium (97%) and Hydrogen (3%)

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Enzymes are organic catalysts made up of __________...?

(A) Carbohydrates
(B) Proteins

(C) Nucleic Acid
(D) Fats

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The Oort cloud is estimated to be about __________ AU away from the sun...?

(A) 100,000
(B) 200,000

(C) 300,000
(D) 400,000

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The isotope C-12 is present in abundance of _______...?

(A) 96.9%
(B) 97.6%

(C) 98.8%
(D) 99.7%

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Ombrophobia is fear of____________...?

(A) Rain
(B) Snow

(C) Smog
(D) None of these

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Day and night are the results of__________...?

(A) Earth rotation around its axis
(B) Earth revolution

(C) Earth rotation accompanied with its revolution.
(D) None of these

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Dr. Abdus Salam of Pakistan was one of the contributors of the unification of __________...?

(A) Electromagnetic force and gravitational force
(B) Electromagnetic force and weak nuclear force

(C) Gravitational force and weak nuclear force
(D) Weak nuclear force and strong nuclear force

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Electronic configuration is distribution of _______...?

(A) Proton
(B) Neutron

(C) Electron
(D) Positron

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Candela is the basic unit of_________________...?

(A) luminous intensity
(B) heat producing value

(C) Thermodynamic temperature
(D) radioactive decay

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Which one of the following is not vector quantity _______...?

(A) Acceleration
(B) Displacement

(C) Speed
(D) Force

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Wisdom teeth normally grow between the age of___________...?

(A) 34-40
(B) 17-30

(C) 45-55
(D) 10-17

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‘Bar’ is the unit of___________...?

(A) Temperature
(B) Heat

(C) Atmospheric pressure
(D) Current

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Approximate age of sun is _________...?

(A) 4.4 billion years
(B) 4.5 billion years

(C) 4.6 billion years
(D) 4.7 billion years

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The most dense and heaviest planet is___________...?

(A) Jupiter
(B) Earth

(C) Mars
(D) Venus

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Bauxite is an ore of_________...?

(A) copper
(B) zinc

(C) aluminium
(D) iron

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The sun is _________times bigger than the Earth....?

(A) 105
(B) 107

(C) 109
(D) 111

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Permanent hardness of water may be removed by the addition of___________...?

(A) Sodium Carbonate
(B) Alum

(C) Potassium Permanganate
(D) Lime

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Cow milk is a rich source of____________...?

(A) vitamin C
(B) vitamin B

(C) vitamin A
(D) vitamin K

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Eletromagneticism is the branch of___________...?

(A) Chemistry
(B) Physics

(C) Both
(D) None of these

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A body can escape the gravitational pull of the earth if it is thrown up with a velocity of ________ miles/second ...?

(A) 35
(B) 25

(C) 12
(D) 07

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Mobile Phone Convert sound into ______...?

(A) Sound wave
(B) U/V waves

(C) Microwaves
(D) Radio waves

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Vaccination is synonymous with ___________ immunity...?

(A) Artificial Active
(B) Natural Active

(C) Allergy
(D) None of These

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Golden rice has the highest quantity of______...?

(A) Vitamin A
(B) Vitamin B

(C) Vitamin C
(D) Vitamin K

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Ruby is an oxide of__________...?

(A) silver
(B) gold

(C) platinum
(D) aluminium oxide

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Exosphere interacts with ___________ of Earth at roughly distance of 10,000 km....?

(A) Electrosphere
(B) Magnetosphere

(C) Spectrosphere
(D) Echosphere

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Long-sight defect could be corrected by using __________ lens...?

(A) concave
(B) Convex

(C) diverging
(D) none of these

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Basha Dam is to be constructed on___________...?

(A) River Sutlaj
(B) River Jhelum

(C) River Chenab
(D) None (On Indus River in Gilgit-Baltistan)

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Magnitude of energy released by an earthquake is calculated using ________...?

(A) Earthquake scale
(B) Seismic scale

(C) Richter scale
(D) Temblor scale

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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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Nearest star to the sun is: ___________...?

(A) Proxima Centauri
(B) Alpha Scorpius

(C) Beta Orionis
(D) Vegetal

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

(A) Malaria
(B) Measles

(C) Mumps
(D) Cholera

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Copper is used in the production of___________...?

(A) Brick kilns
(B) Children toys

(C) Kitchen utilities
(D) Electric wires

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Hyetology is the study of__________...?

(A) High pressure
(B) Rainfall

(C) High temperature
(D) Earthquake

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The vitamin Folate works together with __________ to produce new red blood cells...?

(A) Vitamin D
(B) Vitamin A

(C) Vitamin B-12
(D) None of the above

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Pathology is the study of____________...?

(A) Ethics
(B) Disease

(C) Future
(D) Cancer

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During rainy season Wooden doors are difficult to open or closure because of ________ ...?

(A) Plasmolysis
(B) Imbibition

(C) Osmosis
(D) Diffusion

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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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Hepatitis C is a leading cause of_________...?

(A) HIV
(B) Diabetes

(C) Chronic Liver disease
(D) AIDS

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Nephology is study of_____________...?

(A) Knowledge
(B) Clouds

(C) Rain
(D) None

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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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Blood which heart pumps to lungs is__________...?

(A) deoxygenated blood
(B) lymph fluid

(C) atria blood
(D) oxygenated blood

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The ozone layer is at height of________kilometers from the surface of the Earth...?

(A) 10 to 20
(B) 20 to 30

(C) 30 to 40
(D) 40 to 50

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Lux is a unit of __________...?

(A) Luminous Flux
(B) Illumination

(C) Luminous Intensity
(D) Focus

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Instrument used for measuring very high temperature is __________...?

(A) Pyroscope
(B) Pyrometer

(C) Seismograph
(D) Xylometer

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Fuzzy logic is a part of_________________...?

(A) Aristotle’s philosophy
(B) Computer science

(C) Epicurianism
(D) Sophism

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Selenology is the study of __________...?

(A) Stars
(B) Galaxy

(C) Moon
(D) Planets.

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The Sun is a __________...?

(A) Star
(B) Planet

(C) Asteroid
(D) Meteor

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The extremely cold temperatures in the polar region of moon mean that it can act as a kind of __________ where things do not undergo much change....?

(A) Time capsule
(B) Light capsule

(C) Meta capsule
(D) Natural capsule

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“Each electron in an atom must have its own unique set of quantum numbers” is a statement of_______________...?

(A) Aufbau principle
(B) Pauli exclusion principle

(C) Hund’s rule
(D) Periodic law

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Reflex actions in head region are under the control of___________...?

(A) Brain
(B) Spinal cord

(C) both a & b
(D) non of the above

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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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The muscles, tissues and blood all are made up of____________...?

(A) Carbohydrate
(B) Proteins

(C) Vitamins
(D) Fats

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When our sun reaches the end of its red giant phase, it will turn into a___________...?

(A) Supernova
(B) White Dwarf

(C) Black Hole
(D) Neutron Star

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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 Earth is rotating constantly and in ________ direction....?

(A) South
(B) North

(C) East
(D) Same

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Nearest star to sun is: __________...?

(A) Proxima Centurai
(B) Alpha Scorpii

(C) Beta Orionis
(D) Vega

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Chromosomes are made up of __________ ...?

(A) DNA only
(B) DNA and RNA

(C) Proteins only
(D) DNA and Proteins

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Main and excessive part of plasma consists of ________...?

(A) Carbon dioxide
(B) Oxygen

(C) Water
(D) Glucose

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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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Parkinson is a disease of_________...?

(A) Lungs
(B) Eyes

(C) Brain
(D) Bones

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Spinach leaves are rich source of________...?

(A) Amino acid
(B) Iron

(C) Vitamin E
(D) Carotene

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Oranges are rich source of____________...?

(A) Carbohydrates
(B) Fats

(C) Proteins
(D) Vitamins

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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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Stratosphere is the atmospheric layer that absorbs most of __________ that Earth receives from the Sun....?

(A) Infrared radiation
(B) Ultraviolet radiation

(C) Ozone layer
(D) Radio waves

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The distance between the earth and the sun is smallest in the month of _________...?

(A) February
(B) January

(C) December
(D) April

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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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Tibia is a bone found in the ____________...?

(A) Skull
(B) Arm

(C) Leg
(D) Face

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Steradian is the unit of_______________...?

(A) Solid angle
(B) Liquid angle

(C) Gas angle
(D) Plain angle

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Soap and detergents remove the dirt from clothes due to__________...?

(A) Osmosis
(B) Capillary action

(C) Lowering of interfacial tension
(D) Diffusion

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The mean distance of the earth from the sun is astronomical units is____________...?

(A) 3.7 AU
(B) 10 AU

(C) 1 AU
(D) 101 AU

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Sunlight is made of__________colours...?

(A) Seven colours
(B) Five colours

(C) Three colours
(D) Non of these

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For seeing objects at the surface of water from a submarine under water, the instrument used is ________...?

(A) Periscope
(B) Telescope

(C) Kaleidoscope
(D) Spectroscope

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Our atmosphere consists of___________ Oxygen approximately...?

(A) 11% Oxygen approximately
(B) 21% Oxygen approximately

(C) 31% Oxygen approximately
(D) None of these

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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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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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Thanatology is the study of _________...?

(A) Careers
(B) Being

(C) Death
(D) Soul

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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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Honey contain glucose and fructose along with some other ingredients, it has greater viscosity due to____________...?

(A) hydrogen bonding
(B) irregular shape of the molecules

(C) irregular shape of the molecules and strong inter-molecular forces
(D) greater molecular size

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The atmosphere of moon consists of______________...?

(A) 90% Hydrogen, 10% Nitrogen
(B) 80%Nitrogen, 20% Hydrogen

(C) 60% Nitrogen, 40%inert gases
(D) None

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Ring planet is Saturn; least dense and 2nd largest planet is_________...?

(A) Jupiter
(B) Saturn

(C) Neptune
(D) Mercury

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Animals use nitrogen in the form of_________...?

(A) Nitrogen
(B) Nitrates

(C) Nitrites
(D) None of Above

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Pomology is the study of: _________...?

(A) Mind
(B) Bones

(C) Fruits
(D) Birds

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Parsec is a unit of ___________...?

(A) Energy
(B) Time

(C) Power
(D) Distance

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Hydrology is the study of ___________...?

(A) Height
(B) High temperature

(C) High Mountain
(D) Rainfall

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Lock Jaw i.e. difficulty in opening the mouth, is a symptom of___________...?

(A) Chlorea
(B) Plague

(C) Diphtheira
(D) Tetanus

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A seed can germinate in the absence of__________...?

(A) Oxygen
(B) Light

(C) Moisture
(D) Temperature

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The Proportion of Hydrogen to Helium in the Sun is________...?

(A) 3:2
(B) 3:1

(C) 1:1
(D) 3:4

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Disease which transferred from animal to Human is_________...?

(A) Sporadic
(B) Epidemic

(C) Endemic
(D) Zoonosis

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Dialysis is used for the treatment of__________...?

(A) Kidney failure
(B) Heart weakness

(C) Brain diseases
(D) None of these

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The reaction between methane and chlorine in diffused sunlight is__________...?

(A) Oxidation
(B) Reduction

(C) Polymerisation
(D) Radical substitution

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Parkinson is a disease of____________...?

(A) Eyes
(B) Brain

(C) Heart
(D) Lungs

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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 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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