- Plastic
- Copper
- Granite
- None of these
- a
-
In 1862, Alexander Parkes introduced the world's first- ever man-made plastic,
Everyday Science MCQs
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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.
The humidity in the air tells us about the ratio ….in the air.
- Oxygen
- Water Vapors
- Carbon Dioxide
- None of these
- b
-
The instrument that is used to measure humidity in air is called Hygrometer.
Hygrometer was invented by Leonardo De Vinci in 1400s.
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.
Hypothermia is caused by exposure to:
- Extreme Hot
- Extreme Cold
- Excessive Radiation
- None of these
- b
-
Hypothermia is caused due to extreme Cold environment or Cold Water.
The material which has not ability to pass the current is called:
- Conductor
- Insulator
- Semi-Conductor
- None of these
- b
-
The material which has ability to pass the current is called Conductor.
Which of the following formula is used to find out Watts?
- Amps= Watts/Volts
- Volt= Watts/Amps
- Watts = V * A
- None of these
- C
-
Watt = V * A
Amps= Watts/Volts
Volt= Volt= Watts/Amps
