KMPk STEM OPEN QUIZ SET 1

What are 3 inventions in the 4th industrial revolution?

• Artificial Intelligence

• Genomics

• 3D Printers

• Self-Driving Cars

• Nuclear Technology

He invented the telephone in 1876 in Boston, Massachusetts

• Thomas Edison

• Alexander Graham Bell

• George Washington Carver

• The Wright Brothers

Which of the following Vitamin is essential for the formation of collagen?

• Vitamin A

• Vitamin B

• Vitamin C

• Vitamin D

Who among the following is credited for the discovery of 'Expanding Universe'?

• Edwin Hubble

• Niels Bohr

• Albert Einstein

• Stephen Hawking

What is the technique by which lasers are used to photograph objects and reproduce them in three dimensions?

• Laser diffraction

• Holography

• 3-D laser modelling

• Laser exposure imaging

In which country was a method for making rust-resistant iron discovered in the fifth century B.C.?

• Sumeria

• Egypt

• India

• Babylon

This 2 stable states electronic device assumes one of two stable output states, depending upon the state of the most recently applied input signal. In computer systems this device is used for storing information. Name this common electronic device.

• FLIP-FLOP or TOGGLE

• NAND

• NOR

• XNOR

Nitrous oxide, commonly called laughing gas, has been a matter of concern to environmentalists recently because:

• it is thought to cause cancer at low concentrations.

• it produces photochemical smog.

• it is a greenhouse gas.

• none of the above

What are TWO other names for the Fourth Industrial Revolution?

• FIR4

• Industry 4.0

• LFR

• 4IR

How many time zones are there on Earth?

• 21

• 22

• 23

• 24