1 nanometer = ...? Mcqs

PPSC Past Papers

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

1 nanometer = ...?

(A) 10-3 meter
(B) 10-6 meter

(C) 10-9 meter
(D) 10-12 meter

✅ Correct Answer: 10-9 meter

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Which of the following is a Non Metal that remains Liquid at room temperature...?

(A) Phosphorous
(B) Bromine

(C) Chlorine
(D) Helium

✅ Correct Answer: Bromine

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

A chronometer meter measures ____ ...?

(A) Water waves
(B) Color contrast

(C) Time
(D) Sound waves

✅ Correct Answer: Time

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Source: This question is taken from the Everyday Science

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Stage of meiosis in which centromeres shorten and the paired chromatids are pulled away from one another...?

(A) Anaphase-II
(B) Metaphase-II

(C) Telophase-II
(D) Prophase-II

✅ Correct Answer: Anaphase-II

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Source: This question is taken from the Everyday Science

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Name the drugs which block the sensory nerves and prevent the patient from feeling pain...?

(A) Analgesics
(B) Antibiotics

(C) Antihistamines
(D) Anaesthetics

✅ Correct Answer: Anaesthetics

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Source: This question is taken from the Everyday Science

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What is the distance of the star Proxima Centauri from the planet Earth ________...?

(A) 4.2 light years
(B) 3.2 light years

(C) 2.4 light years
(D) 1.5 light years

✅ Correct Answer: 4.2 light years

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Source: This question is taken from the Everyday Science

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Laboratory Thermometer has a range of...?

(A) -20°C to 50°C
(B) 0°C to 100°C

(C) 10°C to 110°C
(D) 50°C to 200°C

✅ Correct Answer: 10°C to 110°C

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

A chronometer meter measures __________ ...?

(A) Water waves
(B) Color contrast

(C) Time
(D) Sound waves

✅ Correct Answer: Time

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Source: This question is taken from the Everyday Science

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Clinical Thermometer has a range of...?

(A) 35°C to 42°C
(B) 20°C to 50°C

(C) 30°C to 60°C
(D) 50°C to 70°C

✅ Correct Answer: 35°C to 42°C

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Source: This question is taken from the Everyday Science

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The lowest temperature in laboratory thermometer is...?

(A) 10°C
(B) 0°C

(C) 100°C
(D) -10°C

✅ Correct Answer: -10°C

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Source: This question is taken from the Everyday Science

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Never connect ohm meter on ___ circuits ....?

(A) Open
(B) short

(C) Live
(D) Inductive

✅ Correct Answer: Live

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Source: This question is taken from the Everyday Science

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The phenomenon of Aurora Borealis, the display of red and green lights in northern hemisphere is due to radiations from____________ ...?

(A) Ionosphere
(B) Troposphere

(C) Mesosphere
(D) Stratosphere

✅ Correct Answer: Ionosphere

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Source: This question is taken from the Everyday Science

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Erythrocyte is another name for a ___________...?

(A) white blood Cells
(B) Platelet

(C) Red Blood cells
(D) Plasma

✅ Correct Answer: Red Blood cells

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Source: This question is taken from the Everyday Science

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In which pollination, mature pollen grains from anther of one flower are transferred to the stigma of flower on another plant of the same kind...?

(A) Self Pollination
(B) Cross Pollination

(C) Artificial Pollination
(D) Hybrid Pollination

✅ Correct Answer: Cross Pollination

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Hygrometer is used for measuring the ______...?

(A) Humidity of air
(B) Speed of sound

(C) Density of milk
(D) Specific gravity of liquids

✅ Correct Answer: Humidity of air

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Source: This question is taken from the Everyday Science

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Which type of liquid is used in laboratory thermometer...?

(A) Alcohol
(B) Water

(C) Mercury
(D) Oxygen

✅ Correct Answer: Alcohol

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Source: This question is taken from the Everyday Science

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The nearest Star to the planet earth is ________ ...?

(A) Regel
(B) Canopus

(C) Sun
(D) Betelgeuse

✅ Correct Answer: Sun

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Source: This question is taken from the Everyday Science

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Diameter of Sun is_____________...?

(A) 12 Lakh kms
(B) 13 Lakh kms

(C) 14 Lakh kms
(D) 15 Lakh kms

✅ Correct Answer: 14 Lakh kms

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Source: This question is taken from the Everyday Science

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Name the branch of science which deals with the study of sound and sound waves...?

(A) Aeronautics
(B) Acoustics

(C) Aerostatics
(D) Aetiology

✅ Correct Answer: Acoustics

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

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

✅ Correct Answer: Convection

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Source: This question is taken from the Everyday Science

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Matter can change from one form into another by...?

(A) Heating
(B) Cooling

(C) Both A and B
(D) None

✅ Correct Answer: Both A and B

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Source: This question is taken from the Everyday Science

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A thermometer is made up of a glass tube which is filled with...?

(A) Water
(B) Air

(C) Mercury
(D) Alcohol

✅ Correct Answer: Mercury

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Source: This question is taken from the Everyday Science

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Less than one percent of Earth’s water is fresh water but Ocean contains what percent of the total water of planet Earth...?

(A) 99%
(B) 89%

(C) 77%
(D) 97%

✅ Correct Answer: 97%

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Source: This question is taken from the Everyday Science

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When light changes in direction when entering one transparent medium to another is known as...?

(A) Reflection
(B) Diffraction

(C) Refraction
(D) Absorption

✅ Correct Answer: Refraction

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Source: This question is taken from the Everyday Science

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Which of the following planets has the smallest diameters_____...?

(A) Mercury
(B) Marx

(C) Pluto
(D) Venus

✅ Correct Answer: Mercury

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Source: This question is taken from the Everyday Science

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Light travelling in a straight line ______ when it strikes the surface of another medium....?

(A) Reflects
(B) Refracts

(C) Diffracts
(D) Absorbs

✅ Correct Answer: Reflects

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Source: This question is taken from the Everyday Science

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Which one of the following is a non-metallic mineral...?

(A) Manganese
(B) Magnesium

(C) Gypsum
(D) Bauxite

✅ Correct Answer: Gypsum

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Source: This question is taken from the Everyday Science

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A Barometer is device used to measure ______...?

(A) Humidity
(B) Atmospheric Pressure

(C) Room Temperature
(D) Salt in sea water

✅ Correct Answer: Atmospheric Pressure

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Source: This question is taken from the Everyday Science

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The Muslim scientists who identified many diseases like tuberculosis, meningitis and other such inflammations was _____...?

(A) Ibn Rushd
(B) Bu Ali Sina

(C) Al-Razi
(D) Ibn Al-Nafs

✅ Correct Answer: Bu Ali Sina

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Source: This question is taken from the Everyday Science

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If output voltage is greater than input voltage, then transformer is :...?

(A) Step up
(B) Step down

(C) Faulty
(D) None of These

✅ Correct Answer: Step up

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

You should not do one of the following while handling a clinical thermometer...?

(A) Wash it before use
(B) Run

(C) Stay at one place
(D) Place it in cover after use

✅ Correct Answer: Run

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Which planet of our solar system is name after a female...?

(A) Uranus
(B) Saturn

(C) Venus
(D) Mercury

✅ Correct Answer: Venus

Comments

Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

In which pollination, mature pollen grains transfer from another of one flower to the stigma of the same flower or another/different flower of the same plant...?

(A) Self Pollination
(B) Cross Pollination

(C) Artificial Pollination
(D) Hybrid Pollination

✅ Correct Answer: Self Pollination

Comments

Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Chronometer is invented by________...?

(A) Robert Fulton
(B) Nikola Tesla

(C) Martin Cooper
(D) John Harrison

✅ Correct Answer: John Harrison

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Source: This question is taken from the Everyday Science

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Who is considered the founder of meteorology...?

(A) Aristotle
(B) Plato

(C) Einstein
(D) Newton

✅ Correct Answer: Aristotle

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Hygrometer is used for measuring the ____________...?

(A) Speed of sound
(B) Density of milk

(C) Humidity of air
(D) Specific gravity of liquids

✅ Correct Answer: Humidity of air

Comments

Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

‘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

✅ Correct Answer: Changes in the Earth’s Magnetic Field

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Source: This question is taken from the Everyday Science

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Pluviometer measures ___________...?

(A) Wind
(B) Strength of Plywood

(C) Rainfall
(D) None of these

✅ Correct Answer: Rainfall

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Source: This question is taken from the Everyday Science

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In an electric circuit an ammeter is always connected in ______...?

(A) Series
(B) Parallel

(C) Mixed
(D) None

✅ Correct Answer: Series

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Source: This question is taken from the Everyday Science

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A definite area or a space where some thermodynamic process takes place is known as...?

(A) Thermodynamic system
(B) Thermodynamic cycle

(C) Thermodynamic process
(D) Thermodynamic law

✅ Correct Answer: Thermodynamic system

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Source: This question is taken from the Everyday Science

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Which scientist established that the various form of energy mechanical, electrical and heat are basically the same and can be changed from one form into another...?

(A) John Dalton
(B) William Thomson

(C) Albert Einstein
(D) James Prescott Joule

✅ Correct Answer: James Prescott Joule

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Source: This question is taken from the Everyday Science

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

(A) Silicon
(B) Aluminium

(C) Calcium
(D) Sodium

✅ Correct Answer: Silicon

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Source: This question is taken from the Everyday Science

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Lactometer is used for__________...?

(A) Ship
(B) Milk

(C) Honey
(D) None

✅ Correct Answer: Milk

Comments

Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

A chronometer meter measures__________...?

(A) Sound waves
(B) Time

(C) Color contrast
(D) Water waves

✅ Correct Answer: Time

Comments

Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Kaleidoscope operates on the principle of multiple reflections, where several mirrors are placed at an angel to one another ____...?

(A) 60°
(B) 45°

(C) 30°
(D) 15°

✅ Correct Answer: 60°

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Name the material of screen which used in Rutherford atomic model...?

(A) Aluminum foil
(B) Zinc sulphide

(C) Sodium sulphide
(D) Aluminum sulphide

✅ Correct Answer: Zinc sulphide

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Source: This question is taken from the Everyday Science

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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

✅ Correct Answer: peat

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Source: This question is taken from the Everyday Science

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When sound wave travels from one place to another, what is transported...?

(A) Matter
(B) Momentum

(C) Energy
(D) Velocity

✅ Correct Answer: Energy

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Source: This question is taken from the Everyday Science

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Name the famous Pakistani scientist who worked under the supervision of Albert Einstein...?

(A) Dr Abdul Qadeer
(B) Riazuddin Siddiqui

(C) Ammar Muhammadi
(D) Dr Abdul Salam

✅ Correct Answer: Riazuddin Siddiqui

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Source: This question is taken from the Everyday Science

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The Sun is at an average distance of about________ million kilometers away from Earth...?

(A) 100 million
(B) 150 million

(C) 200 million
(D) 250 million

✅ Correct Answer: 150 million

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Source: This question is taken from the Everyday Science

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What is the photometer...?

(A) Testing picture Quality
(B) Measuring light Intensity

(C) Measuring Size of Picture
(D) Checking colors and Pictures

✅ Correct Answer: Measuring light Intensity

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Which of the following liquids is used in the clinical thermometer...?

(A) Water
(B) Alcohol

(C) Mercury
(D) Oxygen

✅ Correct Answer: Mercury

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Source: This question is taken from the Everyday Science

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A suspension of fine solid particles or liquid droplets, in air or another gas is called an...?

(A) Pneumatic
(B) Hydraulic

(C) Aerosols
(D) None

✅ Correct Answer: Aerosols

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Source: This question is taken from the Everyday Science

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Bolometer measures: ____________...?

(A) Breadith of tree
(B) Burning capacity

(C) Heat radiation
(D) Bearing capacity

✅ Correct Answer: Heat radiation

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Source: This question is taken from the Everyday Science

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Name the Scientist who stated that matter can be converted into energy...?

(A) Boyle
(B) Einstein

(C) Avogadro
(D) Lavoisier

✅ Correct Answer: Einstein

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Source: This question is taken from the Everyday Science

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How many meters are in one mile...?

(A) How many meters in one mile?
(B) 1409.34

(C) 1509.34
(D) 1609.34

✅ Correct Answer: 1609.34

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Source: This question is taken from the Everyday Science

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One gene interferes with another at a different locus is called...?

(A) Codominance
(B) Epistasis

(C) Pleiotropy
(D) None of these

✅ Correct Answer: Epistasis

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Source: This question is taken from the Everyday Science

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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

✅ Correct Answer: ice sheet

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Source: This question is taken from the Everyday Science

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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

✅ Correct Answer: 88 days

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Source: This question is taken from the Everyday Science

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If the material recovers the original dimensions, when an external force is removed, this deformation is known as ______ deformation....?

(A) Inelastic
(B) Permanent

(C) Elastic
(D) Irreversible

✅ Correct Answer: Elastic

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Source: This question is taken from the Everyday Science

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Name the famous book of Ibn-Sina in which he discussed human physiology and medicine ...?

(A) Al-Qanun
(B) Al-Masudi

(C) New Renaissance
(D) Tadhkira

✅ Correct Answer: Al-Qanun

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Source: This question is taken from the Everyday Science

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Name the animal which can live without water in its entire life...?

(A) Desert lizard
(B) Camel

(C) Kangaroo rat
(D) Cuttlefish

✅ Correct Answer: Kangaroo rat

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Source: This question is taken from the Everyday Science

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A Fahrenheit thermometer indicates a temperature of ‘ 14°F. its corresponding reading on the Celsius scale will be _________...?

(A) – 2O°C
(B) – 10°C

(C) + 10°C
(D) + 20°C

✅ Correct Answer: – 10°C

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Source: This question is taken from the Everyday Science

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Which liquid is used in an aneroid barometer...?

(A) Mercury
(B) Alcohol

(C) Water
(D) None

✅ Correct Answer: None

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

What is the range of a clinical thermometer on the Fahrenheit scale...?

(A) 0°F to 100°F
(B) 95°F to 108°F

(C) 32°F to 212°F
(D) 50°F to 150°F

✅ Correct Answer: 95°F to 108°F

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Velometer is used to measure...?

(A) Rain
(B) Speed of Air

(C) Wind pressure
(D) Heat

✅ Correct Answer: Speed of Air

Comments

Source: This question is taken from the Everyday Science

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