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