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