Subject :NSO Class : Class 7
Subject :NSO Class : Class 5
Which one of the following pairs is correctly matched?
Problem | Solution | |
---|---|---|
A | Air pollution | Avoiding catalytic
converters in automobiles |
B | Water pollution | Discharging
industrial waste into nearby water |
C | Land pollution | Recycling paper
and reusing plastic bottles whenever possible |
D | Air pollution | Using more diesel / petrol over CNG |
The correct answer is C
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 1
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 6
Rachna took two strong magnets to stroke a steel bar in the directions shown in the figure.
Which one of the following show correctly the poles of
the steel bar after the stroking method was applied?
T | U | |
A | S | S |
B | N | N |
C | S | N |
D | N | S |
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 6