Civilian Labour Officer BPS-16 MOD 2007 Paper of FPSC. Here is the complete Solved Past Paper of Civilian Labour Officer BPS-16 Ministry of Defence MOD conducted by FPSC.

Lightning is caused when

A. similar charges of electricity rush towards each other

B. opposite charges in different clouds break down the resistance offered by the intervening air

C. clouds strike against impurities in air and result in a gigantic frictional flare-up

D. earth exerts a pull on the floating clouds

Frost is not formed generally on cloudy nights. Reasons?

A. Absence of water vapour in the air;

B. Clouds generate air currents and disturbances which do not promote frosty conditions

C. Clouds prevent radiation and therefore help the ground temperature remain higher

D. moisture of air has been sucked away by the clouds

Liquids are

A. Poor conductors of heat

B. Good conductors of heat

C. Worst conductors of heat

D. Perfect insulators