A) All of the above B) virtue of its position C) moving body D) static body
A) Newton B) kilogram C) Newton metre D) Joules
A) 20j B) 10j C) 30j D) 40j
A) electrical potential energy B) chemical potential energy C) Nuclear potential energy D) mechanical potential energy
A) rest B) all of the above C) none of the above D) motion
A) meter B) Newton C) joules D) seconds
A) earth B) Uranus C) Mercury D) Jupiter
A) Pluto B) Mercury C) Saturn D) Mars
A) earth B) Saturn C) Neptune D) Jupiter
A) Saturn B) Mars C) Jupiter D) Mercury
A) all of the above B) stars and galaxies C) planets and moon D) energy and power
A) 366 B) 363 C) 365 D) 364
A) 380j B) 350N C) 38m D) 450j
A) 365 days B) 365.24days C) 366 days D) 367 days
A) farming B) soil erosion C) rainfall D) bush burning
A) work B) job C) chore D) walk
A) conducting, convection and radiation B) All of the above C) transportation, transpiration and evaporation D) evaporation, condensation and precipitation
A) visible and invisible B) ultraviolet and infrared C) none of the above D) white and black
A) electromagnetic radio B) electronic management radiation C) electrical magnet radio D) electromagnetic radiation
A) slurry B) sheet C) rill D) gully
A) Woman B) Man C) Livings things D) Human
A) cover B) mulching C) cover crops D) covering sheet
A) blocking B) terracing C) fencing D) all of the above
A) planting of cover crops B) avoid overgrazing C) deforestation D) mulching
A) 76% B) 77% C) 79% D) 78%
A) evaporation B) radiation C) condensation D) precipitation
A) food B) water C) fuel D) air
A) nitrogen cycle B) carbon cycle C) water cycle D) oxygen cycle
A) humanitarian B) agricultural C) economical D) ecological
A) collection B) conversation C) collation D) harvesting
A) air B) liquid C) water D) fuel
A) primary and secondary hardness B) permanent and temporary hardness C) stable and unstable hardness D) tertiary and primary hardness
A) impure substance B) two pure substances C) none of the above D) pure substance
A) chemical test B) homogeneity C) all of the above D) melting and boiling points
A) clean substance B) neat substance C) purity D) pure substance
A) potential of helium B) potential of hydrogen oxide C) potential of hydrogen D) potential of hydrogen peroxide
A) fluoridation B) filtration C) coagulation D) ammoniation
A) sulphur and ammonium B) aluminum and manganese C) magnesium and aluminum D) calcium and magnesium
A) boiling B) caustic soda C) washing soda D) ion exchange resin
A) true B) false C) none of the above D) maybe
A) boiling B) using of slaked lime C) using of fluoride D) addition of washing soda
A) adding of magnesium B) adding of ammonium C) adding of aluminum D) adding of chlorine
A) increase pH B) remove hardness C) clarify the water D) improve taste
A) lime treatment B) chlorination C) transpiration D) ammoniation
A) kilogram B) Newton C) kilometer D) joules
A) lead to collapse of buildin B) loss soil fertility C) maintains soil texture D) destroy soil structure
A) water pollution B) sand pollution C) land pollution D) air pollution
A) convection B) condensation C) evaporation D) precipitation
A) 300j B) 3000j C) 3kj D) 30j
A) pharmaceutical chemicals B) agrochemicals C) nuclear chemicals D) laboratory chemicals |