A. Bromine

B. Chlorine

C. Phosphorous

D. Helium

A. Iron

B. Copper

C. Magnesium

D. Calcium

A. size of the ions produced and their solvation

B. the nature of the solvent and its viscosity

C. the nature of the electrolyte added

D. all of the above

A. inversely proportional to each other

B. independent of each other

C. directly proportional to each other

D. none of the above

A. When bodies are at null points in outer space

B. When objects fall freely under gravity

C. When a satellite revolves in its orbit around the earth

D. All of the above

A. Explosion of bomb

B. Fight of rockets and jet planes

C. Recoiling of a gun

D. All of the above

A. Carrot

B. Lettuce

C. Asparagus

D. Onion

A. Osmosis

B. Reverse Osmosis

C. Diffusion

D. Imbibition

A. It has zero kinetic energy

B. It has zero total energy

C. It has maximum kinetic energy and minimum potential energy

D. It has maximum potential energy and minimum kinetic energy

A. Pteridophytes

B. Root Nodules of leguminous plants

C. Paddy fields for nitrogen fixation

D. Human Intestine

A. Pulses

B. Wheat

C. Maize

D. Rice

A. CaO

B. CaCl2

C. CaCO2

D. Ca(OH)