Pak Navy Test MCQs : Best for PN Initial Tests 2023-2024

 Pak Navy Test MCQs : Best for PN Initial Tests 2023-2024

 

Pak Navy Test MCQs : Best for PN Initial Tests 2023-2024
Pak Navy Test MCQs : Best for PN Initial Tests 2023-2024

Q#1:  Washing Soda is the common name of?

Ans.  Sodium Carbonate

 

Q#2: The Chemical Name of Laughing gas is?

Ans. Nitrous Oxide

 

Q#3: The Cell discovered by?

Ans. Robert Hook in 1665

 

Q#4: The Nucleus is discovered by?

Ans. Robert Brown in 1831

 

Q#5: The Microscope was discovered by?

Ans. Galileo in 1610

 

Q#6:  Ball Pen Invented by?

Ans. American Scientist Jan Lowd in 1888

 

Q#7: Mercury is also known as?

Ans. Quick Silver

 

Q#8: How many Legs do butterflies have?

Ans. 6 legs and 2 pair of wings

 

Q#9: The Heart of a Normal adult human being weight about?

Ans. 300 grams

 

Q#10: What is the average adult pluse rate?

Ans. 72 - 80

 

Q#11: The Cow's milk contains how much amount of water in terms of percentage?

Ans. 80%

 

Q#12: Instrument to detect the purity of Milk is?

Ans. Lactometer

 

Q#13: Radioactivity was First Discovered by?

Ans. Madam Curry

 

Q#14: Which gas is commonly used in balloons and airships?

Ans. Hydrogen

 

Q#15: Which gas is used in the preparation of soft drinks?

Ans. Carbon dioxide

 

Q#16: In blood 'the percentage of water is?

Ans. 90%

 

Q#17: The volume percentage of Nitrogen in air is?

Ans. 78%

 

Q#18: Air contains volume of carbon dioxide?

Ans. 0.03%

 

Q#19: For water purification we use?

Ans. Chlorine

 

Q#20: The human blood is devided into?

Ans. 4 groups

 

Q#21: A Man can Survive without food?

Ans. One month

 

Q#22:  The muscles, tissues, and blood all are made up of?

Ans. Proteins

 

Q#23: What does make the blood look red?

Ans. Hemoglobin

 

Q#24:  The acid used in a Car battery is?

Ans. Sulphric Acid

 

Q#25: The major part of natural gas 'petroleum and coal' consist of?

Ans. Methane

 

Q#26: The speed of sound is?

Ans. 340 meter per second

 

Q#28: During sleep a man's blood pressure?

Ans. Fluctuates

 

Q#28: The smallest plants on the earth are?

Ans. Algae

 

Q#29:  Who invented the polio vaccine (oral)?

Ans. Albert Sabin

 

Q#30: Total volume of blood in a normal human being?

Ans. *5-6 liters

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