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