146: Which one of the following is used as an anti-freeze for the automobile engines?
(a) Propyl alcohol
(b) Ethanol
(c) Methanol
(d) Ethylene glycol
147: In summer, man with excess perspiration feels weak, because of the:
(a) Loss of more water through evaporation
(b) Loss of salts through evaporation
(c) Loss of carbohydrates through evaporation
(d) All factors mentioned above
148: Which one of the following is the correct sequence of the given towns of Pakistan while moving from the North towards the South?
(a) Islamabad-Gujranwala-Peshawar-Multan
(b) Peshawar-Gujranwala-Multan-Islamabad
(c) Peshawar-Islamabad-Gujranwala-Multan
(d) Islamabad-Multan-Peshawar-Gujranwala
149: The reorganisation of Indian States on a linguistic basis took place in:
(a) 1947
(b) 1950
(c) 1956
(d) 1962
150: The script of Indus Valley civilisation was:
(a) Persian
(b) Dravidian
(c) Sanskrit
(d) Undeciphered