CSS[FPSC-U.S. Civil Service Commission]-USA/[USA] Current Affairs 2021 Set 8 Sample Test,Sample questions

Question:
1 nanometer = ?

1.10–3 meter

2.10–6 meter

3.10–9 meter

4.10–12 meter

Posted Date:-2021-07-22 03:46:44


Question:
A camera uses a __________ to form an image.

1.convex lens

2.concave lens

3.condenser lens

4.none of these

Posted Date:-2021-07-22 03:46:44


Question:
At night, Plants intake __________ and release __________.

1.Oxygen, Carbon dioxide

2.Carbon dioxide, Oxygen

3.Oxygen, Carbon monoxide

4.Carbon monoxide, Oxygen

Posted Date:-2021-07-22 03:46:44


Question:
Biomass is converted into fuel by:

1.Fermentation

2.Reflection

3.Scattering

4.Evaporation

Posted Date:-2021-07-22 03:46:44


Question:
Blood is cleaned by

1.Lungs

2.Liver

3.Heart

4.Kidneys

Posted Date:-2021-07-22 03:46:44


Question:
CNG stands for

1.Converted Natural Gas

2.Conduced Natural Gas

3.Conducted Natural Gas

4.Compressed Natural Gas

Posted Date:-2021-07-22 03:46:44


Question:
Deficiency of Vitamin-D results in

1.night blindness

2.rickets

3.scurvy

4.hair fall

Posted Date:-2021-07-22 03:46:44


Question:
During winter in cold countries, the __________ is mixed to melt the ice on the icy roads.

1.Salt

2.Chlorine

3.Carbon dioxide

4.Water

Posted Date:-2021-07-22 03:46:44


Question:
Each day human body breathe in ________ liters of air.

1.5,000 to 10,000

2.10,000 to 15,000

3.15,000 to 20,000

4.20,000 to 25,000

Posted Date:-2021-07-22 03:46:44


Question:
For a fixed mass of gas at constant temperature, if we decrease volume, the pressure will

1.also decrease

2.increase

3.remains constant

4.none of these

Posted Date:-2021-07-22 03:46:44


Question:
GPS is an abbreviation for

1.Global Poles System

2.Global PolySiliconium Store

3.Global Positioning System

4.Global Position Structure

Posted Date:-2021-07-22 03:46:44


Question:
In a very low temperature which from the following will freeze at last?

1.River water

2.Canal water

3.Sea water

4.Water in a lake

Posted Date:-2021-07-22 03:46:44


Question:
In a very low temperature which from the following will freeze at last?

1.River water

2.Canal water

3.Sea water

4.Water in a lake

Posted Date:-2021-07-22 03:46:44


Question:
In general, Comets have __________ orbits.

1.Elliptical

2.Highly elliptical

3.Circular

4.Parabolic

Posted Date:-2021-07-22 03:46:44


Question:
In the solar system, the Great Spot is on the planet

1.Saturn

2.Venus

3.Mars

4.Jupiter

Posted Date:-2021-07-22 03:46:44


Question:
Instrument used for measuring very high temperature is

1.Pyroscope

2.Pyrometer

3.Seismograph

4.Xylometer

Posted Date:-2021-07-22 03:46:44


Question:
Oxidation is a chemical reaction involving the

1.Gain of Electrons

2.Loss of Electrons

3.Gain of Protons

4.Loss of Protons

Posted Date:-2021-07-22 03:46:44


Question:
Pathogens contains special proteins called:

1.antigens

2.trypsin

3.lipase

4.Amylase

Posted Date:-2021-07-22 03:46:44


Question:
Radioactivity was discovered by

1.Lord Kelvin

2.J. J. Thomson

3.Ernest Rutherford

4.Henri Becquerel

Posted Date:-2021-07-22 03:46:44


Question:
Sound waves are _________ waves.

1.Transverse

2.Electromagnetic

3.Longitudinal

4.none of these

Posted Date:-2021-07-22 03:46:44


Question:
The average adult has a blood volume of about ________ liters.

1.4

2.5

3.6

4.7

Posted Date:-2021-07-22 03:46:44


Question:
The density of water is

1.1 g/cm3

2.1.5 g/cm3

3.2 g/cm3

4.none of these

Posted Date:-2021-07-22 03:46:44


Question:
The fluid part of blood is known as

1.plasma

2.platelets

3.blood cells

4.hormones

Posted Date:-2021-07-22 03:46:44


Question:
The Great Spot is a

1.Mountain

2.Desert

3.Frozen Carbon dioxide

4.Storm

Posted Date:-2021-07-22 03:46:44


Question:
The lifespan of Red Blood Cells is __________ days.

1.60

2.120

3.180

4.240

Posted Date:-2021-07-22 03:46:44


Question:
The lifespan of White Blood Cells is __________ day(s).

1.1

2.2

3.3

4.4

Posted Date:-2021-07-22 03:46:44


Question:
The most abundant element in the Earths crust is

1.Oxygen

2.Hydrogen

3.Carbon Dioxide

4.Silicon

Posted Date:-2021-07-22 03:46:44


Question:
The most abundant element in the universe is

1.Oxygen

2.Hydrogen

3.Carbon Dioxide

4.Silicon

Posted Date:-2021-07-22 03:46:44


Question:
The most densest substance on the Earth is

1.Platinum

2.Copper

3.Steel

4.Osmium

Posted Date:-2021-07-22 03:46:44


Question:
The most densest substance on the Earth is

1.Platinum

2.Copper

3.Steel

4.Osmium

Posted Date:-2021-07-22 03:46:44


Question:
The nearest planet to the Earth is

1.Venus

2.Mercury

3.Mars

4.Moon

Posted Date:-2021-07-22 03:46:44


Question:
The planet that moves round the Sun at the highest speed is

1.Jupiter

2.Venus

3.Mars

4.Mercury

Posted Date:-2021-07-22 03:46:44


Question:
The planet that moves round the Sun at the highest speed is

1.Jupiter

2.Venus

3.Mars

4.Mercury

Posted Date:-2021-07-22 03:46:44


Question:
The planet which is easily visible from the Earth is

1.Mercury

2.Venus

3.Mars

4.Jupiter

Posted Date:-2021-07-22 03:46:44


Question:
The planet which is easily visible from the Earth is

1.Mercury

2.Venus

3.Mars

4.Jupiter

Posted Date:-2021-07-22 03:46:44


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

1.Electron

2.Proton

3.Neutron

4.Positron

Posted Date:-2021-07-22 03:46:44


Question:
The salinity of sea water is determined by the amount of common salt (Sodium Chloride) in _______ of sea water.

1.1 gram

2.10 grams

3.1 kg

4.10 kg

Posted Date:-2021-07-22 03:46:44


Question:
The science of lightning is called

1.Aerology

2.Meteorology

3.Electeorology

4.Fulminology

Posted Date:-2021-07-22 03:46:44


Question:
The SI unit of pressure is

1.pascal

2.joule

3.tesla

4.henry

Posted Date:-2021-07-22 03:46:44


Question:
The speed of light is

1.280,000 km/s

2.300,000 km/s

3.320,000 km/s

4.none of these

Posted Date:-2021-07-22 03:46:44


Question:
The Sun is a/an

1.Star

2.Planet

3.Asteroid

4.Meteor

Posted Date:-2021-07-22 03:46:44


Question:
The Suns mass is mainly consist of hydrogen (about 73%). The second main constituent (about 25%) is

1.hydrogen

2.helium

3.carbon dioxide

4.nitrogen

Posted Date:-2021-07-22 03:46:44


Question:
Urine is produced in

1.Kidneys

2.Lungs

3.Large intestine

4.Liver

Posted Date:-2021-07-22 03:46:44


Question:
What is the original source of energy for biomass?

1.Earth

2.Moon

3.Sun

4.Star

Posted Date:-2021-07-22 03:46:44


Question:
When white light is passed through a prism, it splits into _______ colours.

1.5

2.6

3.7

4.8

Posted Date:-2021-07-22 03:46:44


Question:
Which from the following is NOT a conductor?

1.Aluminium

2.Silicon

3.Graphite

4.All are conductors

Posted Date:-2021-07-22 03:46:44


Question:
Which from the following is true for Sound?

1.Sound cannot travel through a vacuum

2.Sound cannot travel through gases

3.Sound cannot travel through liquids

4.Sound cannot travel through solids

Posted Date:-2021-07-22 03:46:44


Question:
Which of these addictive drugs are also used as painkillers?

1.Narcotics

2.Sedatives

3.Hallucinogens

4.All can be used

Posted Date:-2021-07-22 03:46:44


Question:
Which of these is an anti-viral protein?

1.Urokinase

2.Thymosin

3.Insulin

4.Interferon

Posted Date:-2021-07-22 03:46:44


Question:
X-rays were discovered by

1.Rontgen

2.Thomson

3.Rutherford

4.Bacquerel

Posted Date:-2021-07-22 03:46:44


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