General Knowledge MCQs

16403 MCQs  (Page 1518 of 1641)

Radioactivity is measured by which device?
A. Geiger counter
B. Radioactivity meter
C. Roll counter
D. None of these
Why does ice float on water?
A. Because ice is less dense than water.
B. Because ice is more dense than water.
C. Because ice is colder than water.
D. None of these
Who invented the railway engine
A. Srephen hawking
B. Newton
C. Charles Smith
D. George Stephenson
Formation of RNA by DNA is called?
A. Transcription
B. Recovery
C. Formation of Cells
D. All of these