A) crude oil B) petroleum C) petrochemical D) hydrogen compound
A) methylphenidate B) lubricating oil C) bitumen D) ethanol
A) sintering B) casting C) melting D) welding
A) casting B) smelting C) digging D) hammering
A) petrochemical B) hydrocarbons C) crude oil D) petroleum
A) sintering B) smelting C) casting D) welding
A) petrochemical B) hydrocarbon C) hydrogen D) carbon
A) bitumen B) kerosene C) lubricating oils D) Vaseline and paraffin
A) smelting B) casting C) hammering D) sintering
A) sintering B) hammering C) moulding D) casting
A) world health organization B) world healthy organizer C) world’s health organizer D) word health organization
A) rabbits donkeys and horses B) cattle sheep and goats C) donkeys elephants and horses D) pigs hens and goats
A) yam B) rubber C) vegetables D) soya bean
A) afforestation B) bush clearing C) deforestation D) forest clearing
A) water B) mechanical weathering C) overgrazing D) chemical weathering
A) bush burning B) desertification C) deforestation D) afforestation
A) water B) bush burning C) overgrazing D) deforestation
A) reversed zoonosis B) zoonotic and non-zoonotic C) communicable and non-communicable diseases D) none of the above
A) chlorofluorocarbon B) chloride flouride and carbon C) chlorine and fluoride D) carbon fluorine and chlorophyll
A) pneumonia B) measles C) malaria D) common cold
A) common cold B) malaria C) measles D) cholera
A) linear motion B) static motion C) oscillatory motion D) rotary motion
A) dovetail slides B) plain bearing C) roller slides D) ball-bearing slides
A) one way rotary motion B) reversible rotary motion C) non return rotary motion D) one way rotary motion
A) trough B) crest C) torque D) rolling point
A) electric fan B) seconds indicator of an analog clock C) crankshaft of a running engine D) armature winding of an electric generator
A) ratchet B) crankshaft C) piston D) hand break
A) motion in different directions B) motion in straight line C) motion in circle D) motion in one direction
A) rotary motion B) straight motion C) linear motion D) horizontal motion
A) solids B) water C) liquid D) vacuum
A) P.E=mgh B) P.E=1/2mv C) P.E=mvh D) P.E=mv
A) joule B) static C) kinetic D) potential
A) coal B) sun C) battery D) wood
A) mass and distance B) force and energy C) force and mass D) force and distance
A) cheap B) light in weight C) good insulator D) good conductor
A) matchet B) bulldozer C) grader D) chainsaw
A) sieving B) fractional distillation C) crystallization D) evaporation
A) natural B) thermoplastic C) molten D) solidification
A) alloy B) materials C) compound D) matter
A) change B) growth C) reproduction D) excretion
A) causes acid rain B) leads to respiratory tract diseases C) depletion ozone layer D) lead to very clear weather
A) insect B) reptiles C) mammals D) amphibians
A) albinism B) progeny trait C) recessive trait D) dominant trait
A) reduce social vices B) to make people suffer C) go reduce joblessness D) improve knowledge
A) childhood B) girlhood C) boyhood D) manhood
A) living and animals B) non-living things and buildings C) living things and non-living things D) temperature and pressure
A) parasitism B) symbiosis C) mutualism D) commensalism
A) cutting and planting B) farming and construction C) sweeping and harvesting D) grazing and land
A) clearing B) availability of good soil C) bush burning D) process of deforestation
A) aquatic B) herbivorous C) arboreal D) terrestrial |