Jayaditya singh
from
Delhi Public School, gurgaon
Subject :NSO Class : Class 3
Read the given conversation.
Which of the following statements is correct regarding X, Y and Z?
A X could be ruby and Z could be tungsten.
B Y could be granite and Z could be quartz.
C X could be diamond and Y could be silica.
D Y could be graphite and Z could be tungsten.
B
Ans 1:
Edit Post
divita saxena
from
bhavans vidya mandir ashti , nagpur
Class : Class 4
d as graphite is used to make pencil lead and bulb is made up of tungsten