- Sodium Chloride
- Ammonia Acid
- Sodium Potassium
- None of these
- a
-
NaCl is the Chemical Formula of Sodium Chloride.
Police Department
All Police Department Solved Current & Past Papers are included in this section of ETEST Website. All Police Department MCQs are solved with detailed answers.
Which of the following protects our body against disease?
- Sugar
- Platelets
- Red Blood Cells
- White Blood Cells
- d
-
WBC’s make more healthy and strong human immune system.
Which of the following is a man made material?
- Plastic
- Copper
- Granite
- None of these
- a
-
In 1862, Alexander Parkes introduced the world's first- ever man-made plastic,
Sunlight falling on our skin causes it to produce:
- Vitamin A
- Vitamin B
- Vitamin C
- Vitamin D
- d
-
Beef Liver, Cheese, Egg Folks, Fishes are best sources of Vitamin D.
Which poisonous gas is produced when coal is burnt without enough air supply?
- Carbon Monoxide
- Nitrogen
- Hydrogen
- Ammonia
- a
-
The chemical formula of Carbon Monoxide is CO.
Ozone layer protects life on earth from:
- Greenhouse Gases
- Ultraviolet Rays
- CFCs
- Carbon Dioxide
- b
-
The Chemical Formula of Ozone is O3.
It is difficult to cook on mountains because of:
- Lack of Oxygen
- Low temperature
- Low atmospheric pressure
- High atmospheric pressure
- c
Diabetes is caused due to the deficiency of:
- Calcium
- Iron
- Insulin
- Vitamin B
- c
-
Diabetes is also called in common words “Sugar”.
Insulin is a hormone that provides energy to your cells.
In case of High Blood Sugar, Insulin supplied to blood not cells.
Optical Fiber System is a:
- Defense Mechanism
- Telecommunication System
- Air Raid System
- None of these
- b
-
Optical Fiber System a communication method of transmission information from one place to another through pulses.
First Fiber Line was drawn in Paksitan in 2009.
In Pakistan the sale of cigarettes is prohibited under the age of:
- 15
- 16
- 17
- 18
- d
-
Article 16 of WHO, prohibited to sale cigarettes under the age of 18.