MEDIUM
NRA CET - Graduate Level
IMPORTANT
Earn 100

Which of the following metals was first discovered by man?
(a)Bronze
(b)Silver
(c)Iron
(d)Copper

50% studentsanswered this correctly

Important Questions on General Science
MEDIUM
NRA CET - Graduate Level
IMPORTANT
An element that does not occur in nature but can be produced artificially is _____.

HARD
NRA CET - Graduate Level
IMPORTANT
One of the elements found on the surface of the moon is _____.

MEDIUM
NRA CET - Graduate Level
IMPORTANT
The average salinity of seawater is _____.

MEDIUM
NRA CET - Graduate Level
IMPORTANT
The metallic constituents of hard water are _____.

MEDIUM
NRA CET - Graduate Level
IMPORTANT
The high-temperature superconductors are _____.

EASY
NRA CET - Graduate Level
IMPORTANT
The variety of coal in which the deposit contains recognisable traces of the original plant material is _____.

EASY
NRA CET - Graduate Level
IMPORTANT
The highest grade of coal whose surface is shining and has the highest calorific value is _____.

EASY
NRA CET - Graduate Level
IMPORTANT
An atom of an element with mass number 23 and atomic number 11 will have _____.
