| 131 | A Fahrenheit thermometer indicates a temperature of 14°F. Its corresponding reading on the Celsius scale will be | -10°C |
| 132 | Triple antigen vaccine is given to children to protect them against | Whooping cough |
| 133 | A man can survive without food for at least | 21 days |
| 134 | Pituitary gland is located just below the | Brain |
| 135 | The main chemical substance present in the bones and teeth of animals is | Calcium Phosphate |
| 136 | The satellites which revolve in such an orbit, so that they move with earth rotation are called | Geo-stationary satellites |
| 137 | In railway tracks, a small gap is left between the rails | To allow for the expansion during heat |
| 138 | Steering of a car involves | A pair of forces acting along the same line and in opposite direction |
| 139 | The range of a 100 meter high T.V. transmitter are is about | 30 km |
| 140 | Where does the oxygen that keeps us alive come from? | Carbon dioxide |