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