| 101 | According to the definition of 1 KWh, a 100 watt bulb consumes one unit of electricity in | 10 hours |
| 102 | The meter installed in our homes measure electricity in | KWh |
| 103 | A man can survive without food for at least | 21 days |
| 104 | The amount of energy in wheat is | 348 K Calories / 100 gm |
| 105 | A train goes past a railway station at a high speed. A young boy standing on the edge of the platform is likely to | Fall towards the train |
| 106 | For sending sound waves at large distance, which waves are used? | Radio waves |
| 107 | What amount of fats give energy of 9.3 K Calories? | 1.0 gram |
| 108 | The approximate intensity level of the sound which can caused damage to the ear drum is | 100 dB |
| 109 | What is the average adult pulse rate? | 80 - 100 BPM |
| 110 | Haemoglobin in the blood is a complex protein rich in | Iron |
| 111 | The device used for the measurement of current, voltage and resistance is | AVO meter |
| 112 | The major component of honey is | Fructose |
| 113 | In which system of units, gas bills are charged? | BTU |
| 114 | Which type of blood of individuals are known as universal donor. | Type O |
| 115 | Video camera is used to convert | Picture into electrical signals |
| 116 | Steel is more elastic than rubber because | Ratio of stress to strain is more |
| 117 | In railway tracks, a small gap is left between the rails | To allow for the expansion during heat |
| 118 | A lake starts freezing because of the cold atmosphere. It will first freeze | At the top surface |
| 119 | Water is a highly effective coolant for a car engine because | Water is good conductor of heat |
| 120 | Washing soda in water behaves like | Acidic |
| 121 | The working principle of a washing machine is | Centrifugation |
| 122 | Storage batteries commonly contain | Lead |
| 123 | Permanent magnets can be made from | Cobalt |
| 124 | Which one of the following colours has the longest wavelength? | Red |
| 125 | Which one of the following is the main culprit in the thinning of Ozone layer in the earth's stratosphere? | Nitrogen oxides |
| 126 | Atmospheric pressure exerted on the earth is due to the | Gravitational pull |
| 127 | T.V transmission cannot cover a very large area because | the shape of the earth is spherical |
| 128 | Mother's milk lacks: 1. Vitamin C 2. Proteins 3. Sodium 4. Iron | 1 and 4 |
| 129 | The range of a 100 meter high T.V. transmitter are is about | 30 km |
| 130 | The gases which are used by divers as an artificial atmosphere are helium and; | Oxygen |
| 131 | Which part of the camera is analogue to the retina in the human eye? | Film |
| 132 | The ray with high penetrating power is | γ -rays |
| 133 | A woman's voice is shriller than a man's due to | Higher frequency |
| 134 | The penetration of x-rays through an object depends upon the object's | Density |
| 135 | The amount of energy required by the children of age between one to three years is | 600 K Calories |
| 136 | What does make the blood look red? | Plasma |
| 137 | One thousand watt power is called as | 1.0 kilowatt |
| 138 | A Fahrenheit thermometer indicates a temperature of 14°F. Its corresponding reading on the Celsius scale will be | -10°C |
| 139 | In an oil lamp, the oil rises up in the wick due to | Capillary action |
| 140 | When water is filled in a bottle and is allowed to freeze, the bottle breaks because | Water expands on freezing |
| 141 | The rear view mirror of a motor vehicle is | Convex |
| 142 | The part of the body directly affected by Pneumonia is | Respiratory system |
| 143 | The absorption of ink by blotting paper involves | Capillary action phenomenon |
| 144 | For water purification, we use | Chlorine |
| 145 | In which country alcohol is used as fuel for vehicles? | Brazil |
| 146 | Recently, a group of scientists successfully cloned eight calves from the cells of a single cow. The experiment took place in | Britain |
| 147 | The large plates of solar pannes are painted | Black |
| 148 | In the electricity meter, the digit to the extreme right is | 1/10th of the unit |
| 149 | When a person enters a dark room from bright light he is not able to see clearly for little while because the | Iris is unable to dilate the pupil immediately |
| 150 | The main chemical substance present in the bones and teeth of animals is | Calcium Phosphate |