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