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