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