A) Energy B) Work C) Power D) Friction
A) Voltmeter B) Multimeter C) Speedometer D) Anometer
A) Displacement X Time B) Distance X Time C) Displacement/Time D) Distance/Time
A) Displacement B) Velocity C) Speed D) Distance
A) Force B) Velocity C) Average speed D) Work done
A) Temperature B) Displacement C) Acceleration D) Velocity
A) They are measured by speedometer B) Both are scalar quantity C) Both are used in measuring distance D) Both are vector quantity
A) Motion B) Distance C) Change of velocity D) Linear acceleration
A) Distance X Time B) Change in velocity/Time C) Distance/Time D) Displacement/Time
A) Velocity B) Speed C) Acceleration D) Displacement
A) Wind B) Glacier C) Water D) Drainage
A) Mulching B) Bush burning and bush clearing C) Felling of trees D) Road construction and industrialisation
A) Strip cropping B) Road construction and industrialisation C) Planting of cover crops D) Making ridges
A) Barrenness of the soil B) Extinction of animals C) Thunder strikes D) Excessive release of CO2
A) Bush burning B) Soil erosion C) Deforestation D) Bush clearing
A) Hunting B) Extinction of animals C) Natural gas seepage from the ground D) Cigarette butt
A) Mulching B) Construction of reservoir C) Making ridges D) Use of sandbags
A) Oil B) Carbon black C) Cement dust D) Smoke
A) Water B) Air C) Atmospheric D) Land
A) Primary B) Tertiary C) Polishing D) Secondary
A) Pipe-borne water B) Spring water C) Chlorinated water D) Distilled water
A) Volatile waste B) Semisolids C) Liquid waste D) Hard water
A) Na2Cl B) Ca(HCO3)_2 C) CaSO4 D) MgSO4
A) Secondary and Tertiary B) Local and advance C) Temporary and permanent D) Primary and secondary
A) CO2 B) Water vapour C) Oxygen D) Nitrogen
A) Calcium B) Nitrogen C) Noble vapour D) Impurities
A) Carbondioxide B) Oxygen C) Noble vapour D) Nitrogen
A) Atoms B) Compounds C) Elements D) Mixtures
A) Ethene B) Benzene C) Iodine D) Methane
A) Industrial B) Agrochemicals C) Metallurgical D) Laboratory |