| 141 | Why are soft drinks made with chilled water rather than water at room temperature? | Chilled water attracts more carbon dioxide |
| 142 | A man weighing 96 kg consists of approximately ___ litres of water | 66.5 litres |
| 143 | A balanced diet contains | Food nutrients for growth and maintenance |
| 144 | In order to prevent the corrosion of iron pipes they are often coated with a layer of zinc. This process is termed as | Galvanisation |
| 145 | BTU is the abreviation of | British thermal units |
| 146 | Dolly is the name of the | First cloned sheep |
| 147 | Optical fibres are the fine strands of | Glass |
| 148 | The carrier waves used for the radio transmission have frequency upto | 30 KHz |
| 149 | Which part of the camera is analogue to the retina in the human eye? | Film |
| 150 | Acid rain contains high levels of | Sulphuric and nitric acids |