Who invented the Xerox Machine?
- A. Wilhelm Conrad
- B. Carl Wilhelm Scheele
- C. Chester Carlson
- D. William Harvey
Correct Answer: C. Chester Carlson (1928)
Similar Posts
What is called the part of desert where adequate water is available for cultivation
- A. Oasis
- B. Marsh
- C. Island
- D. Isthmus
Correct Answer: A. Oasis
An Oasis is a fertile area in a desert or semi-desert environment. Oases also provide habitats for animals and plants. Oasis means “dwelling place”. Oasis is made fertile when sources of freshwater, such as underground rivers, irrigate the surface naturally.
Who was the founder of the oil company Shell?
- A. Marcus Samuel
- B. Charles Saatchi
- C. Darryl W. Handy
- D. Norman Kittson
Correct Answer: A. Marcus Samuel
Which of the following is the current length of Indus River?
- A. 4112 km
- B. 3059 km
- C. 3180 km
- D. 2900 km
Correct Answer: C. 3180 km (3,180 km as Mapped. 3,249 km actual as mentioned in History Books)
G-20 was set up in:
- A. September 2000
- B. September 2001
- C. September 1999
- D. September 1998
Correct Answer: C. September 1999
The world famous Golden Gate Bridge is located in which country?
- A. Canada
- B. Mexico
- C. Venezuela
- D. USA
Correct Answer: D. USA
The Golden Gate Bridge is an iconic structure connecting the U.S. city of San Francisco, California – the northern tip of the San Francisco Peninsula – to Marin County. The bridge is one of the most internationally recognized symbols of San Francisco and California.
What Enrico Fermi invented?
- A. Betatron
- B. X-ray machine
- C. Cyclotron
- D. Nuclear reactor
Correct Answer: D. Nuclear reactor