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