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