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