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Subject :NSO    Class : Class 4

Refer to the given conversation among three friends.

Now, select the most suitable option regarding X, Y and Z.

AX can be cardboard.
BY can be plastic.
CZ can be steel.
DY can be cotton.

Ans 1: (Master Answer)

Class : Class 1


Sunita needs a waterproof container to carry water, so X cannot be a cardboard. Pihu needs a sheet to absorb oil,  so Y cannot be plastic as it cannot absorb oil. Rahul needs a box made up of a material that is a bad conductor of heat, so it cannot be steel.
Y can be cotton as it will absorb the oil.

Ans 2:

Class : Class 4

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