- Worried
- Anxious
- Agitated
- Nervous
- d
-
جب وہ اسٹیج پر گیا تو اسے گھبراہٹ کا احساس ہوا۔
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Common salt is also called:
- Sodium Chloride
- Ammonia Acid
- Sodium Potassium
- None of these
- a
-
NaCl is the Chemical Formula of Sodium Chloride.
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.