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