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