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Subjects
Science CBSE
Class 7 New
The World of Metals and Non-metals
Textbook Based Questions
6.
Uses of materials
Exercise condition:
3
m.
Help
Hasini
to select the correct answer for the following:
Match the Column A with column B:
Column A
Column B
a.
Used in making fertilizers
Aluminium
Nitrogen
Oxygen
Carbon
b.
Wrapping food
Zinc
Hydrogen
Aluminium
Iron
c.
Used in thermometer
Iodine
Bromine
Iron
Mercury
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