Everyday Science MCQS Set 18

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Everyday Science MCQS


Which of the following is used as memory device in computers.
None of these
Rectifier
Flip Flop
Computer

What did Earle Dickson invent in 1921?
Barometer
Ballpoint pens
Blimps
Band-aid

Which of the following is produced during the formation of photochemical smog?
methane
ozone
nitrogen oxides
Hydrocarbons

What is another name for Acetylsalicylic Acid?
Aspirin
Vitamin C
Viagra
Prozac

What do you call the space where the computer does its processing
RAM
OS
ROM
CPU

The substance used for artificial rain is
Silver iodide
All the above
Ammonium nitrate
Silver Bromide

Which vitamins deficiency leads to break-down of the photosensitive cells in the retina of he eye
Vitamin E
Vitamin C
Vitamin A
Vitamin K

Which one of the following is used as a moderator in a nuclear reactor?
Heavy water
Ordinary water
Radium
Thorium

The alimentary canal is usually longer in
Herbivores
Omnivores
Insectivores
Carnivores

Fungi absorb the nutrients form dead organisms in the animal kingdom, fungi are known as what?
Decomposers
Producers
Absorbers
Consumers
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