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