CSS[FPSC-U.S. Civil Service Commission]-USA/[USA] Current Affairs 2021 Set 9 Sample Test,Sample questions

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Question: 
1 light year =

1.9.5×106 km

2.9.5×109 km

3.9.5×1012 km

4.9.5×1018 km

Posted Date:-2021-07-22 10:51:57

Question: 
A person seated in front of a fire receives heat by

1.Conduction

2.Convection

3.Radiation

4.None of these

Posted Date:-2021-07-22 10:51:57

Question: 
About 50% of the Earths crust, including the waters on the Earth and atmosphere, is

1.Oxygen

2.Carbon Dioxide

3.Silicon

4.Clay

Posted Date:-2021-07-22 10:51:57

Question: 
According to Big Bang Theory, the Universe began about ________ billion years ago.

1.10 – 20

2.20 – 30

3.30 – 40

4.40 – 50

Posted Date:-2021-07-22 10:51:57

Question: 
Acid rain is mainly caused by emissions of __________ in the atmosphere.

1.Sulfur Dioxide and Potassium Nitrate

2.Sulfur and Charcoal

3.Nitrogen Oxide and Potassium Nitrate

4.Sulfur Dioxide and Nitrogen Oxide

Posted Date:-2021-07-22 10:51:57

Question: 
Biosensor is used to measure?

1.Blood glucose level

2.The body pH value

3.Amount of hemoglobin

4.Salinity in Urine

Posted Date:-2021-07-22 10:51:57

Question: 
Carrot is good source of vitamin

1.A

2.B complex

3.C

4.D

Posted Date:-2021-07-22 10:51:57

Question: 
Deficiency of __________ causes loss of appetite and poor growth.

1.zinc

2.iodine

3.copper

4.iron

Posted Date:-2021-07-22 10:51:57

Question: 
Diamond is an allotropic form of

1.Carbon

2.Hydrogen

3.Nitrogen

4.Silicon

Posted Date:-2021-07-22 10:51:57

Question: 
Digestion of food is completed in the

1.small intestine

2.large intestine

3.stomach

4.Liver

Posted Date:-2021-07-22 10:51:57

Question: 
During photosynthesis, plants

1.take in Carbon Dioxide

2.take in Oxygen

3.give off Carbon Dioxide

4.give off Oxygen

Posted Date:-2021-07-22 10:51:57

Question: 
Einsteins famous equation which states that mass and energy are interchangeable is

1.E = mc2

2.E = cm2

3.M = ec2

4.M = ce2

Posted Date:-2021-07-22 10:51:57

Question: 
For proper formation of teeth, __________ is essential.

1.iodine

2.copper

3.fluorine

4.iron

Posted Date:-2021-07-22 10:51:57

Question: 
If we heat one end of metallic rod, the other end gets hot. The method of heat transfer is

1.Conduction

2.Convection

3.Radiation

4.None of these

Posted Date:-2021-07-22 10:51:57

Question: 
In general, wind speed of 105 -137 km/h cause

1.minor or no damage

2.considerable damage

3.severe damage

4.extreme damage

Posted Date:-2021-07-22 10:51:57

Question: 
In night, when photosynthesis is stopped, plants

1.take in Carbon Dioxide

2.take in Oxygen

3.give off Carbon Dioxide

4.give off Oxygen

Posted Date:-2021-07-22 10:51:57

Question: 
Meteorology is the study of?

1.seasons

2.atmosphere

3.air and sounds

4.winds and clouds

Posted Date:-2021-07-22 10:51:57

Question: 
Mitochondria contain their own supply of

1.DNA

2.Amino acids

3.Vitamins

4.Oxygen

Posted Date:-2021-07-22 10:51:57

Question: 
Quartz is a crystalline mineral composed of Silicon and _____ atoms.

1.Carbon

2.Hydrogen

3.Oxygen

4.Aluminum

Posted Date:-2021-07-22 10:51:57

Question: 
Sound waves from a loudspeaker are caused by

1.frequency

2.vibrations

3.pitch

4.amplitude

Posted Date:-2021-07-22 10:51:57

Question: 
The bodyguard of the Earth is ________ that save the Earth from many Comets and Asteroids.

1.Mars

2.Saturn

3.Uranus

4.Jupiter

Posted Date:-2021-07-22 10:51:57

Question: 
The device used to convert Alternate Current into Direct Current is called

1.Anemometer

2.Battery

3.Galvanometer

4.Rectifier

Posted Date:-2021-07-22 10:51:57

Question: 
The device used to measure movements of the heart is

1.Cardiograph

2.Seismograph

3.Hydrometer

4.Hygrometer

Posted Date:-2021-07-22 10:51:57

Question: 
The energy value of food is measured in

1.Joule

2.Calories

3.Tesla

4.Proteins

Posted Date:-2021-07-22 10:51:57

Question: 
The first chemical explosive, Gunpowder, is a mixture of

1.Sulfur, Charcoal and Nitrogen Oxide

2.Sulfur, Charcoal, and Potassium Nitrate

3.Sulfur and Charcoal

4.Charcoal and Potassium Nitrate

Posted Date:-2021-07-22 10:51:57

Question: 
The fourth state of matter is

1.Water

2.Salts

3.Vapours

4.Plasma

Posted Date:-2021-07-22 10:51:57

Question: 
The gas, commonly known as laughing gas, is

1.Cabon Dioxide

2.Sulfur Dioxide

3.Nitrous Oxide

4.Sodium Oxide

Posted Date:-2021-07-22 10:51:57

Question: 
The good sources of iodine are

1.green leafy vegetables

2.seeds

3.fresh vegetables and fruits

4.sea foods

Posted Date:-2021-07-22 10:51:57

Question: 
The good sources of Vitamin-A are

1.green leafy vegetables

2.seeds

3.fresh vegetables and fruits

4.sea foods

Posted Date:-2021-07-22 10:51:57

Question: 
The good sources of Vitamin-B Complex are

1.green leafy vegetables

2.seeds

3.fresh vegetables and fruits

4.sea foods

Posted Date:-2021-07-22 10:51:57

Question: 
The good sources of Vitamin-C are

1.green leafy vegetables

2.seeds

3.fresh vegetables and fruits

4.sea foods

Posted Date:-2021-07-22 10:51:57

Question: 
The guitar has __________ strings.

1.4

2.5

3.6

4.7

Posted Date:-2021-07-22 10:51:57

Question: 
The instrument used to measure wind speed is

1.Anemometer

2.Barometer

3.Hydrometer

4.Hygrometer

Posted Date:-2021-07-22 10:51:57

Question: 
The natural fats and oils are composed of

1.Carbon, Hydrogen and Oxygen

2.Carbon, Hydrogen and Nitrogen

3.Carbon, Oxygen and Nitrogen

4.Hydrogen, Oxygen and Nitrogen

Posted Date:-2021-07-22 10:51:57

Question: 
The number of oscillations per second is called the

1.hertz

2.waves

3.pitch

4.frequency

Posted Date:-2021-07-22 10:51:57

Question: 
The planets visible to us without using a telescope are

1.3

2.4

3.5

4.6

Posted Date:-2021-07-22 10:51:57

Question: 
The principal constituent of the atmosphere of the Earth is

1.Oxygen

2.Carbon

3.Hydrogen

4.Nitrogen

Posted Date:-2021-07-22 10:51:57

Question: 
The SI unit of electric current is

1.Coulomb

2.Ampere

3.Volt

4.Watt

Posted Date:-2021-07-22 10:51:57

Question: 
The SI unit of Heat is

1.Watt

2.Volt

3.Joule

4.Newton

Posted Date:-2021-07-22 10:51:57

Question: 
The source of oxygen in photosynthesis is

1.water

2.salts

3.minerals

4.glucose

Posted Date:-2021-07-22 10:51:57

Question: 
The unit used to measure magnetic flux is

1.pascal

2.farad

3.weber

4.henry

Posted Date:-2021-07-22 10:51:57

Question: 
The unit used to measure Pressure is

1.pascal

2.newton

3.watt

4.tesla

Posted Date:-2021-07-22 10:51:57

Question: 
There are __________ methods of heat transfer.

1.3

2.4

3.5

4.6

Posted Date:-2021-07-22 10:51:57

Question: 
Water covers __________ of the Earths surface.

1.60%

2.65%

3.70%

4.75%

Posted Date:-2021-07-22 10:51:57

Question: 
What is Dry Ice?

1.Solid Oxygen

2.Solid Carbon Dioxide

3.Solid Hydrogen

4.Solid Nitrogen

Posted Date:-2021-07-22 10:51:57

Question: 
Which are the three primary colours?

1.White, Black, Blue

2.Red, Yellow, Blue

3.Red, Orange, Blue

4.Red, Green, Blue

Posted Date:-2021-07-22 10:51:57

Question: 
Which from the following is NOT a method of heat transfer?

1.Conduction

2.Convection

3.Radiation

4.All are methods of heat transfer

Posted Date:-2021-07-22 10:51:57

Question: 
Who is considered the founder of meteorology?

1.Aristotle

2.Plato

3.Einstein

4.Newton

Posted Date:-2021-07-22 10:51:57

Question: 
Wind energy is the __________ energy.

1.Potential

2.Transverse

3.Kinetic

4.Mechanical

Posted Date:-2021-07-22 10:51:57

Question: 
__________ are called the powerhouses of the cell.

1.Mitochondria

2.Vesicles

3.Lungs

4.Liver

Posted Date:-2021-07-22 10:51:57

Posted on by R4R Team

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