Subject :NSO Class : Class 4
Subject :NSO Class : Class 2
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 2
Refer to the given flow chart to identify P, Q, R and S and select the correct option.
| P | Q | R | S | |
| A | Ear | Nose | Heart | Leg |
| B | Tongue | Ear | Stomach | Leg |
| C | Eye | Nose | Stomach | Tongue |
| D | Lung | Heart | Brain | Stomach |
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5
Which of the following represents first class lever (X) and second class lever (Y) respectively?
| X | Y | |
|---|---|---|
| A |  |
 |
| B |  |
 |
| C |  |
 |
| D |  |
 |
Ans 1:
Class : Class 8
first class lever are pliers and scissors
second class levers are wheelbarrow
OPTION C IS correct
know the shortcut FLE
f stands for fulcrum
l stands for load
e stands for effort
all the three classes have fle respectively in between
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 4
