A) virtue of its position B) static body C) All of the above D) moving body
A) 10j B) 20j C) 30j D) 40j
A) Nuclear potential energy B) chemical potential energy C) electrical potential energy D) mechanical potential energy
A) none of the above B) motion C) rest D) all of the above
A) Uranus B) Mercury C) earth D) Jupiter
A) Pluto B) Mars C) Mercury D) Saturn
A) earth B) Saturn C) Neptune D) Jupiter
A) Saturn B) Mars C) Mercury D) Jupiter
A) planets and moon B) energy and power C) stars and galaxies D) all of the above
A) 450j B) 380j C) 350N D) 38m
A) bush burning B) soil erosion C) farming D) rainfall
A) All of the above B) water C) heat D) sound
A) rill B) gully C) slurry D) sheet
A) Man B) Woman C) Livings things D) Human
A) mulching B) covering sheet C) cover crops D) cover
A) deforestation B) avoid overgrazing C) planting of cover crops D) mulching
A) 78% B) 76% C) 79% D) 77%
A) air B) food C) water D) fuel
A) water cycle B) nitrogen cycle C) carbon cycle D) oxygen cycle
A) economical B) agricultural C) ecological D) humanitarian
A) air B) water C) liquid D) fuel
A) tertiary and primary hardness B) primary and secondary hardness C) permanent and temporary hardness D) stable and unstable hardness
A) pure substance B) impure substance C) none of the above D) two pure substances
A) sulphur and ammonium B) magnesium and aluminum C) aluminum and manganese D) calcium and magnesium
A) ion exchange resin B) boiling C) washing soda D) caustic soda
A) maybe B) true C) none of the above D) false
A) using of slaked lime B) boiling C) addition of washing soda D) using of fluoride
A) lime treatment B) transpiration C) chlorination D) ammoniation
A) lead to collapse of building B) destroy soil structure C) maintains soil texture D) loss soil fertility
A) 3000j B) 3kj C) 30j D) 300j
A) pharmaceutical chemicals B) agrochemicals C) laboratory chemicals D) nuclear chemicals
A) homogenous B) heterogenous C) dirty D) impure
A) Pk B) P C) Pt D) K
A) X-ray B) light C) Gamma ray D) Acid
A) laboratory B) Pharmaceutical C) Agriculture D) Industry
A) Limestone B) Calcium hydroxide C) Calcium carbonate D) Calcium
A) Ten degree celcius B) Fifty degree celcius C) Hundred degree celcius D) Zero degree celcius
A) 22 B) 21 C) 23 D) 24
A) Sand pollution B) Air pollution C) Soil erosion D) Water pollution
A) Air B) Sand C) Water D) Soil |