61). Animals protein is called first class protein because it is
| A). delicious in taste |
| B). cheaper in the market |
| C). rich in essential amino acids |
| D). easily digestible |
|
62). It is easy to burst a gas filled balloon with a needle than with a nail. It is because
| A). nail exerts more pressure than needle on the balloon |
| B). needle exerts more pressure than nail on the balloon |
| C). gas is reactive with the needle |
| D). nail is more longer than needle |
|
63). The velocity of sound in moist air is more than in dry air because the moist air has
| A). less pressure than dry air |
| B). more pressure than dry air |
| C). more density than dry air |
| D). less density than dry air |
|
64). X-rays can be used
| A). to detect heart diseases |
| B). to detect defects in precious stones and diamonds |
| C). to detect gold under the earth |
| D). for cutting and welding of metals |
|
65). Ice is packed in saw dust because
| A). saw dust is poor conductor of heat |
| B). saw dust is a good conductor of heat |
| C). saw dust does not stick to the ice |
| D). saw dust will not get melted easily |
|
66). What is used to identify whether a data word has an odd or even number of 1's?
| A). Sign bit |
| B). Zero bit |
| C). Parity bit |
| D). Carry bit |
|
67). Rearranging and allocating space in memory to provide for multiple computing tasks is called
| A). Multiprogramming |
| B). Multitasking |
| C). Memory Management |
| D). Networking |
|
68). What happens when a drop of glycerol is added to crushed KMno4 spread on a paper?
| A). There is a violent explosion |
| B). There is no reaction |
| C). The paper ignites |
| D). There is a crackling sounds |
|
69). Most commonly used bleaching agent is
| A). Alcohol |
| B). Carbon dioxide |
| C). Chlorine |
| D). Sodium chloride |
|
70). The least penetrating power ray is
| A). a-Ray |
| B). B-Ray |
| C). Y-Ray |
| D). X- Ray |
|
