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