Amoeba engulf its food particles by performing pseudopodia around it. The food particles get surrounded by encircling pseudopodia’s tips. Pseudopodia (false feet) are developed in amoeba. At this point the cell membrane closer to food particle gets dissolved and the ...

Gold (Ag) and copper (Cu) obtained after extraction are in impure form. So, metals like gold and copper are refined by electrolytic refining. Other than gold and copper, electrolytic refining is used for metals such as Zn and Ag. Sodium ...

All we know that, when an object moves closer to a concave lens the image will be away from the lens on the same side of an object.

Bleaching powder is produced by the action of chlorine on dry slaked lime. Ca(OH)₂ + Cl → CaOCl₂ + H₂O

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