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