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