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