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