EASY
RRC Group D CBT
IMPORTANT
Earn 100

The major constituent of air is :

50% studentsanswered this correctly

Important Questions on General Science

EASY
RRC Group D CBT
IMPORTANT
RRB Level 1 Group D : A Complete Study & Practice Package>Chapter 7 - General Science>Practice Exercise>Q 81
Which of the following gases is used in cigarette lighters?
MEDIUM
RRC Group D CBT
IMPORTANT
RRB Level 1 Group D : A Complete Study & Practice Package>Chapter 7 - General Science>Practice Exercise>Q 82
Liquified petroleum gas (LPG) consists of :
MEDIUM
RRC Group D CBT
IMPORTANT
RRB Level 1 Group D : A Complete Study & Practice Package>Chapter 7 - General Science>Practice Exercise>Q 83
Which one of the following does not belong to the halogen family?
EASY
RRC Group D CBT
IMPORTANT
RRB Level 1 Group D : A Complete Study & Practice Package>Chapter 7 - General Science>Practice Exercise>Q 84
What is the chemical name of bleaching powder?
EASY
RRC Group D CBT
IMPORTANT
RRB Level 1 Group D : A Complete Study & Practice Package>Chapter 7 - General Science>Practice Exercise>Q 85
Which of the following is a mixture?
EASY
RRC Group D CBT
IMPORTANT
RRB Level 1 Group D : A Complete Study & Practice Package>Chapter 7 - General Science>Practice Exercise>Q 86
Which of the following is the hardest substance?
MEDIUM
RRC Group D CBT
IMPORTANT
RRB Level 1 Group D : A Complete Study & Practice Package>Chapter 7 - General Science>Practice Exercise>Q 87
Diamond is the _____ form of carbon. 
MEDIUM
RRC Group D CBT
IMPORTANT
RRB Level 1 Group D : A Complete Study & Practice Package>Chapter 7 - General Science>Practice Exercise>Q 88
Gun powder is a mixture of :